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Plant List Hello world!  Free of charge, is my list of plant species, families and codes, including photos and descriptions. I am adding to this site daily.  Please browse my site for your plant based on scientific name, common name, family name, or code!   Advertise Here The Scrophulariaceae Family Common Name Scientific Name Code n/a Antirrhinum majus L. ssp. linkianum (Boiss. & Reut.) Rothm. ANMAL n/a Buttonia hildebrandtii Engl. BUHI2 n/a Calceolaria chelidonioides Kunth [excluded] CACH41 n/a Calceolaria tripartita Ruiz & Pav?n [excluded] CATR32 n/a Castilleja ?porterae Cockerell [miniata ? septentrionalis] CAPO11 n/a Castilleja angustifolia (Nutt.) G. Don var. dubia A. Nels. CAAND n/a Castilleja pallida (L.) Spreng. [excluded] CAPA85 n/a Chaenorhinum calycinum (Banks & Sol.) P. H. Davis CHCA37 n/a Collinsia parvula Rydb. [excluded] COPA42 n/a Craterostigma pumilum Hochst. CRPU15 n/a Cycnium tubulosum (L. f.) Engl. CYTU2 n/a Cycnium tubulosum (L. f.) Engl. ssp. montanum (N.E. Br.) O.J. Hansen CYTUM n/a Digitalis mariana Boiss. DIMA25 n/a Digitalis mariana Boiss. ssp. heywoodii (P. Silva & M. Silva) Hinz DIMAH n/a Digitalis purpurea L. ssp. amandiana (Samp.) Hinz DIPUA2 n/a Erinus L. ERINU n/a Euphrasia ?aequalis Callen [nemorosa ? tetraquetra] EUAE3 n/a Euphrasia bottnica Kihlm. [excluded] EUBO11 n/a Euphrasia frigida Pugsley EUFR8 n/a Euphrasia ostenfeldii (Pugsley) Yeo [excluded] EUOS2 n/a Hebe ?franciscana (Eastw.) Souster [elliptica ? speciosa] HEFR n/a Hebe venustula (Colenso) Cockayne HEVE7 n/a Hemichaena fruticosa Benth. HEFR5 n/a Limnophila ?ludoviciana Thieret [indica ? sessiliflora] LILU3 n/a Lindernia brucei Howard [excluded] LIBR10 n/a Mimulus ?bartonianus Rivoire [excluded] MIBA7 n/a Mimulus cupreus hort. ex Dombrain MICU9 n/a Penstemon ?crideri A. Nels. (pro sp.) [eatonii ? pseudospectabilis] PECR6 n/a Penstemon ?dubius A. Davids. (pro sp.) [centranthifolius ? grinnellii] PEDU5 n/a Penstemon ?jonesii Pennell (pro sp.) [eatonii ? laevis] PEJO2 n/a Penstemon ?mirus A. Nels. (pro sp.) [eatonii ? palmeri] PEMI8 n/a Penstemon ?parishii Gray (pro sp.) [centranthifolius ? spectabilis] PEPA10 n/a Penstemon ?peirsonii Munz & I.M. Johnston (pro sp.) [grinnellii ? speciosus] PEPE32 n/a Penstemon campanulatus (Cav.) Willd. ssp. chihuahuensis Straw [excluded] PECAC8 n/a Pseudolysimachion (W.D.J. Koch) Opiz PSEUD50 n/a Sopubia Buch.-Bam. ex D.Don SOPUB n/a Sopubia mannii Skan SOMA11 n/a Verbascum ?kerneri Fritsch [phlomoides ? thaspus] VEKE2 n/a Verbascum ?pterocaulon Franch. [blattaria ? thapsus] VEPT n/a Verbascum ?ramigerum Link ex Schrad. [densiflorum ? lychnitis] VERA2 n/a Verbascum ?spurium K. Koch [lychnitis ? thapsus] VESP2 n/a Verbascum pyramidatum M. Bieb. VEPY2 n/a Veronica gentianoides Vahl VEGE2 n/a Veronica opaca Fries [excluded] VEOP2 n/a Veronica wormskjoldii Roemer & J.A. Schultes var. stelleri (Pallas ex Schrad. & Link) Welsh VEWOS Absaroka Range beardtongue Penstemon absarokensis Evert PEAB2 acute Indian paintbrush Castilleja hispida Benth. ssp. acuta Pennell CAHIA2 Adobe Hills beardtongue Penstemon retrorsus Payson ex Pennell PERE7 Agalinis acuta Gerardia acuta (Pennell) Pennell GEAC3 Agalinis aphylla Gerardia aphylla Nutt. GEAP2 Agalinis aspera Gerardia aspera Dougl. ex Benth. GEAS2 Agalinis auriculata Aureolaria auriculata (Michx.) Farw. AUAU Agalinis auriculata Gerardia auriculata Michx. GEAU7 Agalinis auriculata Otophylla auriculata (Michx.) Small OTAU Agalinis auriculata Tomanthera auriculata (Michx.) Raf. TOAU Agalinis caddoensis Gerardia caddoensis (Pennell) Pennell GECA13 Agalinis calycina Gerardia calycina (Pennell) Pennell GECA15 Agalinis densiflora Gerardia densiflora Benth. GEDE6 Agalinis densiflora Otophylla densiflora (Benth.) Small OTDE Agalinis densiflora Tomanthera densiflora (Benth.) Pennell TODE Agalinis divaricata Gerardia divaricata Chapman GEDI4 Agalinis edwardsiana Agalinis edwardsiana Pennell var. glabra Pennell AGEDG Agalinis edwardsiana Gerardia edwardsiana (Pennell) Pennell GEED2 Agalinis edwardsiana Gerardia edwardsiana (Pennell) Pennell ssp. glabra (Pennell) Pennell GEEDG Agalinis edwardsiana Gerardia edwardsiana (Pennell) Pennell ssp. typica Pennell GEEDT Agalinis fasciculata Agalinis fasciculata (Ell.) Raf. var. peninsularis Pennell AGFAP Agalinis fasciculata Agalinis georgiana (C.L. Boynt.) Pennell AGGE Agalinis fasciculata Agalinis purpurea (L.) Pennell var. racemulosa (Pennell) Boivin AGPUR Agalinis fasciculata Agalinis virgata Raf. AGVI4 Agalinis fasciculata Gerardia fasciculata Ell. GEFA2 Agalinis fasciculata Gerardia fasciculata Ell. ssp. peninsularis (Pennell) Pennell GEFAP Agalinis fasciculata Gerardia georgiana C.L. Boynt. GEGE2 Agalinis fasciculata Gerardia purpurea L. var. racemulosa (Pennell) Gleason GEPUR Agalinis fasciculata Gerardia racemulosa Pennell GERA6 Agalinis filicaulis Gerardia filicaulis (Benth.) Chapman GEFI Agalinis filifolia Gerardia filifolia Nutt. GEFI2 Agalinis gattingeri Gerardia gattingeri Small GEGA2 Agalinis harperi Agalinis delicatula Pennell AGDE8 Agalinis harperi Agalinis pinetorum Pennell AGPI3 Agalinis harperi Agalinis pinetorum Pennell var. delicatula (Pennell) Pennell AGPID Agalinis harperi Gerardia pulchella Pennell GEPU10 Agalinis harperi Gerardia pulchella Pennell var. delicatula (Pennell) Pennell GEPUD Agalinis heterophylla Gerardia heterophylla Nutt. GEHE5 Agalinis homalantha Gerardia homalantha (Pennell) Pennell GEHO4 Agalinis laxa Gerardia laxa (Pennell) Pennell GELA2 Agalinis linifolia Gerardia linifolia Nutt. GELI4 Agalinis maritima var. grandiflora Agalinis spiciflora (Engelm.) Pennell AGSP3 Agalinis maritima var. grandiflora Gerardia maritima Raf. ssp. grandiflora (Benth.) Pennell GEMAG Agalinis maritima var. grandiflora Gerardia maritima Raf. var. grandiflora Benth. GEMAG2 Agalinis maritima var. grandiflora Gerardia spiciflora Engelm. GESP2 Agalinis maritima var. maritima Gerardia maritima Raf. GEMA8 Agalinis neoscotica Agalinis paupercula (Gray) Britt. var. neoscotica (Greene) Pennell & St. John AGPAN3 Agalinis neoscotica Agalinis purpurea (L.) Pennell var. neoscotica (Greene) Boivin AGPUN Agalinis neoscotica Gerardia neoscotica Greene GENE6 Agalinis neoscotica Gerardia purpurea L. var. neoscotica (Greene) Gleason GEPUN Agalinis nuttallii Gerardia longifolia Nutt. GELO Agalinis obtusifolia Agalinis decemloba (Greene) Pennell AGDE5 Agalinis obtusifolia Agalinis parvifolia (Benth.) Small ex Britt. AGPA16 Agalinis obtusifolia Agalinis tenella Pennell AGTE2 Agalinis obtusifolia Gerardia decemloba Greene GEDE7 Agalinis obtusifolia Gerardia obtusifolia (Raf.) Pennell GEOB Agalinis obtusifolia Gerardia parvifolia (Benth.) Chapman GEPA7 Agalinis obtusifolia Gerardia setacea J.F. Gmel. var. parvifolia Benth. GESEP Agalinis obtusifolia Gerardia tenella (Pennell) Pennell GETE5 Agalinis oligophylla Agalinis keyensis Pennell AGKE3 Agalinis oligophylla Agalinis oligophylla Pennell var. pseudaphylla Pennell AGOLP Agalinis oligophylla Agalinis pseudaphylla (Pennell) Shinners AGPS3 Agalinis oligophylla Gerardia aphylla Nutt. var. grandiflora Benth. GEAPG Agalinis oligophylla Gerardia keyensis (Pennell) Pennell GEKE Agalinis oligophylla Gerardia microphylla (Gray) Small GEMI5 Agalinis oligophylla Gerardia plukenetii Ell. var. microphylla Gray GEPLM Agalinis oligophylla Gerardia pseudaphylla (Pennell) Pennell GEPS Agalinis paupercula var. borealis Agalinis purpurea (L.) Pennell var. parviflora (Benth.) Boivin AGPUP Agalinis paupercula var. borealis Gerardia paupercula (Gray) Britt. ssp. borealis (Pennell) Pennell GEPAB Agalinis paupercula var. borealis Gerardia paupercula (Gray) Britt. var. borealis (Pennell) Deam GEPAB2 Agalinis paupercula var. borealis Gerardia purpurea L. var. parviflora Benth. GEPUP4 Agalinis paupercula var. paupercula Gerardia paupercula (Gray) Britt. GEPA8 Agalinis paupercula var. paupercula Gerardia paupercula (Gray) Britt. var. typica Pennell GEPAT Agalinis paupercula var. paupercula Gerardia purpurea L. var. paupercula Gray GEPUP3 Agalinis plukenetii Gerardia filifolia Nutt. var. gatesii Benth. GEFIG Agalinis plukenetii Gerardia gatesii (Benth.) Pennell GEGA3 Agalinis plukenetii Gerardia plukenetii Ell. GEPL5 Agalinis pulchella Gerardia pulcherrima Pennell GEPU6 Agalinis purpurea Agalinis purpurea (L.) Pennell var. carteri Pennell AGPUC Agalinis purpurea Gerardia purpurea L. GEPU7 Agalinis purpurea Gerardia purpurea L. ssp. parvula Pennell GEPUP2 Agalinis purpurea Gerardia purpurea L. var. carteri (Pennell) Pennell GEPUC Agalinis purpurea Gerardia purpurea L. var. grandiflora Benth. GEPUG Agalinis setacea Agalinis holmiana Pennell AGHO6 Agalinis setacea Agalinis stenophylla Pennell AGST3 Agalinis setacea Gerardia setacea J.F. Gmel. GESE5 Agalinis setacea Gerardia stenophylla (Pennell) Pennell GEST3 Agalinis skinneriana Gerardia skinneriana Wood GESK2 Agalinis strictifolia Gerardia strictifolia Benth. GEST4 Agalinis tenuifolia var. leucanthera Agalinis tenuifolia (Vahl) Raf. ssp. leucanthera (Raf.) Pennell AGTEL2 Agalinis tenuifolia var. leucanthera Gerardia leucanthera Raf. GELE2 Agalinis tenuifolia var. leucanthera Gerardia tenuifolia Vahl ssp. leucanthera (Raf.) Pennell GETEL Agalinis tenuifolia var. leucanthera Gerardia tenuifolia Vahl var. leucanthera (Raf.) Shinners GETEL2 Agalinis tenuifolia var. macrophylla Agalinis besseyana (Britt.) Britt. AGBE Agalinis tenuifolia var. macrophylla Gerardia besseyana Britt. GEBE Agalinis tenuifolia var. macrophylla Gerardia tenuifolia Vahl ssp. macrophylla (Benth.) Pennell GETEM3 Agalinis tenuifolia var. macrophylla Gerardia tenuifolia Vahl var. macrophylla Benth. GETEM2 Agalinis tenuifolia var. parviflora Gerardia tenuifolia Vahl ssp. parviflora (Nutt.) Pennell GETEP6 Agalinis tenuifolia var. parviflora Gerardia tenuifolia Vahl var. parviflora Nutt. GETEP4 Agalinis tenuifolia var. polyphylla Gerardia polyphylla Small GEPO2 Agalinis tenuifolia var. polyphylla Gerardia tenuifolia Vahl ssp. polyphylla (Small) Pennell GETEP3 Agalinis tenuifolia var. polyphylla Gerardia tenuifolia Vahl var. polyphylla (Small) Shinners GETEP5 Agalinis tenuifolia var. tenuifolia Gerardia tenuifolia Vahl GETE6 Agalinis tenuifolia var. tenuifolia Gerardia tenuifolia Vahl var. humilis Benth. GETEH Agalinis tenuifolia var. tenuifolia Gerardia tenuifolia Vahl var. typica Pennell GETET2 Agalinis viridis Gerardia viridis Small GEVI9 Alaska Indian paintbrush Castilleja unalaschcensis (Cham. & Schlecht.) Malte CAUN4 Alberta beardtongue Penstemon albertinus Greene PEAL11 alectra Alectra Thunb. ALECT2 Alectra fluminensis Alectra aspera (Cham. & Schlecht.) L.O. Williams ALAS Alectra fluminensis Glossostylis aspera Cham. & Schlecht. GLAS Alectra fluminensis Melasma melampyroides (L.C. Rich.) Pennell MEME4 Alectra fluminensis Pedicularis melampyroides L.C. Rich. PEME11 Allegheny monkeyflower Mimulus ringens L. MIRI Allegheny monkeyflower Mimulus ringens L. var. colpophilus Fern. MIRIC Allegheny monkeyflower Mimulus ringens L. var. ringens MIRIR alpine balsam Erinus alpinus L. ERAL21 alpine besseya Besseya alpina (Gray) Rydb. BEAL alpine sawsepal penstemon Penstemon glaber Pursh var. alpinus (Torr.) Gray PEGLA American alpine speedwell Veronica wormskjoldii Roemer & J.A. Schultes VEWO2 American alpine speedwell Veronica wormskjoldii Roemer & J.A. Schultes var. wormskjoldii VEWOW American bluehearts Buchnera americana L. BUAM American speedwell Veronica americana Schwein. ex Benth. VEAM2 amphianthus Amphianthus Torr. AMPHI5 angelon Angelonia Humb. & Bonpl. ANGEL2 annual redspot monkeyflower Mimulus parryi Gray MIPA4 Antelope Valley beardtongue Penstemon janishiae N. Holmgren PEJA2 Apache beardtongue Penstemon oliganthus Woot. & Standl. PEOL Apalachicola toadflax Nuttallanthus floridanus (Chapman) D.A. Sutton NUFL Aquarius Plateau beardtongue Penstemon parvus Pennell PEPA26 Aquarius Plateau Indian paintbrush Castilleja aquariensis N. Holmgren CAAQ4 arctic eyebright Euphrasia subarctica Raup EUSU2 arctic lousewort Pedicularis langsdorfii Fisch. ex Stev. ssp. arctica (R. Br.) Pennell PELAA2 arctic rattlebox Rhinanthus minor L. ssp. groenlandicus (Ostenf.) L. Neum. RHMIG Arizona bluehearts Buchnera obliqua Benth. BUOB3 Arizona coraldrops Besseya arizonica Pennell BEAR Arizona desert foxglove Brachystigma wrightii (Gray) Pennell BRWR Arkansas beardtongue Penstemon arkansanus Pennell PEAR4 ash penstemon Penstemon cinicola Keck PECI2 ashgray Indian paintbrush Castilleja cinerea Gray CACI6 Asian marshweed Limnophila sessiliflora (Vahl) Blume LISE3 Asiatic witchweed Striga asiatica (L.) Kuntze STAS2 attenuate Indian paintbrush Castilleja attenuata (Gray) Chuang & Heckard CAAT25 Aureolaria flava var. flava Agalinis flava (L.) Boivin AGFL Aureolaria flava var. flava Aureolaria calycosa (Mackenzie & Bush) Pennell AUCA Aureolaria flava var. flava Aureolaria flava (L.) Farw. ssp. reticulata (Raf.) Pennell AUFLR Aureolaria flava var. flava Aureolaria flava (L.) Farw. ssp. typica Pennell AUFLT Aureolaria flava var. flava Aureolaria flava (L.) Farw. var. reticulata (Raf.) Pennell AUFLR2 Aureolaria flava var. flava Aureolaria reticulata Raf. AURE Aureolaria flava var. flava Dasistoma calycosa Mackenzie & Bush DACA13 Aureolaria flava var. flava Dasistoma flava (L.) Wood DAFL2 Aureolaria flava var. flava Gerardia calycosa (Mackenzie & Bush) Fern. GECA14 Aureolaria flava var. flava Gerardia flava L. GEFL2 Aureolaria flava var. flava Gerardia flava L. var. calycosa (Mackenzie & Bush) Steyermark GEFLC Aureolaria flava var. flava Gerardia flava L. var. reticulata (Raf.) Cory GEFLR Aureolaria flava var. macrantha Agalinis flava (L.) Boivin var. macrantha (Pennell) Boivin AGFLM Aureolaria flava var. macrantha Aureolaria flava (L.) Farw. ssp. macrantha Pennell AUFLM2 Aureolaria flava var. macrantha Gerardia flava L. var. macrantha (Pennell) Fern. GEFLM Aureolaria grandiflora var. cinerea Aureolaria grandiflora (Benth.) Pennell ssp. cinerea (Pennell) Pennell AUGRC2 Aureolaria grandiflora var. cinerea Gerardia grandiflora Benth. var. cinerea (Pennell) Cory GEGRC Aureolaria grandiflora var. grandiflora Agalinis grandiflora (Benth.) Blake AGGR8 Aureolaria grandiflora var. grandiflora Aureolaria grandiflora (Benth.) Pennell ssp. typica Pennell AUGRT Aureolaria grandiflora var. grandiflora Dasistoma grandiflora (Benth.) Wood DAGR4 Aureolaria grandiflora var. grandiflora Gerardia grandiflora Benth. GEGR4 Aureolaria grandiflora var. pulchra Aureolaria grandiflora (Benth.) Pennell ssp. pulchra (Pennell) Pennell AUGRP2 Aureolaria grandiflora var. pulchra Gerardia grandiflora Benth. var. pulchra (Pennell) Fern. GEGRP Aureolaria grandiflora var. serrata Agalinis grandiflora (Benth.) Blake var. serrata (Torr. ex Benth.) Blake AGGRS Aureolaria grandiflora var. serrata Aureolaria grandiflora (Benth.) Pennell ssp. serrata (Torr. ex Benth.) Pennell AUGRS2 Aureolaria grandiflora var. serrata Dasistoma serrata (Torr. ex Benth.) Small DASE4 Aureolaria grandiflora var. serrata Gerardia grandiflora Benth. var. serrata (Torr. ex Benth.) B.L. Robins. GEGRS Aureolaria laevigata Agalinis laevigata (Raf.) Blake AGLA7 Aureolaria laevigata Dasistoma laevigata (Raf.) Chapman DALA10 Aureolaria laevigata Gerardia laevigata Raf. GELA3 Aureolaria patula Dasistoma patula Chapman DAPA4 Aureolaria patula Gerardia patula (Chapman) Gray GEPA9 Aureolaria pectinata Agalinis pedicularia (L.) Blake var. pectinata (Nutt.) Blake AGPEP Aureolaria pectinata Aureolaria pectinata (Nutt.) Pennell ssp. eurycarpa (Pennell) Pennell AUPEE Aureolaria pectinata Aureolaria pectinata (Nutt.) Pennell ssp. floridana Pennell AUPEF Aureolaria pectinata Aureolaria pectinata (Nutt.) Pennell ssp. transcendens (Pennell) Pennell AUPET Aureolaria pectinata Aureolaria pectinata (Nutt.) Pennell ssp. typica Pennell AUPET3 Aureolaria pectinata Aureolaria pectinata (Nutt.) Pennell var. eurycarpa Pennell AUPEE2 Aureolaria pectinata Aureolaria pectinata (Nutt.) Pennell var. floridana (Pennell) Pennell AUPEF2 Aureolaria pectinata Aureolaria pectinata (Nutt.) Pennell var. ozarkensis Pennell AUPEO Aureolaria pectinata Aureolaria pectinata (Nutt.) Pennell var. transcendens Pennell AUPET4 Aureolaria pectinata Aureolaria pedicularia (L.) Raf. var. pectinata (Nutt.) Gleason AUPEP2 Aureolaria pectinata Gerardia pectinata (Nutt.) Benth. GEPE5 Aureolaria pectinata Gerardia pedicularia L. var. pectinata Nutt. GEPEP Aureolaria pedicularia var. ambigens Agalinis pedicularia (L.) Blake var. ambigens (Fern.) Blake AGPEA2 Aureolaria pedicularia var. ambigens Aureolaria pedicularia (L.) Raf. ssp. ambigens (Fern.) Pennell AUPEA3 Aureolaria pedicularia var. ambigens Gerardia pedicularia L. var. ambigens Fern. GEPEA Aureolaria pedicularia var. austromontana Aureolaria pedicularia (L.) Raf. ssp. austromontana (Pennell) Pennell AUPEA4 Aureolaria pedicularia var. austromontana Gerardia pedicularia L. var. austromontana (Pennell) Fern. GEPEA2 Aureolaria pedicularia var. intercedens Aureolaria pedicularia (L.) Raf. ssp. intercedens (Pennell) Pennell AUPEI2 Aureolaria pedicularia var. intercedens Gerardia pedicularia L. var. intercedens (Pennell) Fern. GEPEI Aureolaria pedicularia var. pedicularia Agalinis pedicularia (L.) Blake AGPE4 Aureolaria pedicularia var. pedicularia Agalinis pedicularia (L.) Blake var. caesariensis (Pennell) Blake AGPEC Aureolaria pedicularia var. pedicularia Aureolaria pedicularia (L.) Raf. ssp. caesariensis Pennell AUPEC Aureolaria pedicularia var. pedicularia Aureolaria pedicularia (L.) Raf. ssp. carolinensis Pennell AUPEC3 Aureolaria pedicularia var. pedicularia Aureolaria pedicularia (L.) Raf. ssp. typica Pennell AUPET2 Aureolaria pedicularia var. pedicularia Aureolaria pedicularia (L.) Raf. var. caesariensis (Pennell) Pennell AUPEC2 Aureolaria pedicularia var. pedicularia Aureolaria pedicularia (L.) Raf. var. carolinensis (Pennell) Pennell AUPEC4 Aureolaria pedicularia var. pedicularia Dasistoma pedicularia (L.) Benth. DAPE2 Aureolaria pedicularia var. pedicularia Gerardia pedicularia L. GEPE6 Aureolaria virginica Agalinis virginica (L.) Blake AGVI7 Aureolaria virginica Aureolaria dispersa (Small) Pennell AUDI Aureolaria virginica Aureolaria microcarpa Pennell AUMI Aureolaria virginica Dasistoma dispersa Small DADI3 Aureolaria virginica Dasistoma virginica (L.) Britt. DAVI4 Aureolaria virginica Gerardia dispersa (Small) K. Schum. GEDI3 Aureolaria virginica Gerardia virginica (L.) B.S.P. GEVI10 Austin's beardtongue Penstemon floridus Brandeg. var. austinii (Eastw.) N. Holmgren PEFLA2 axilflower Mecardonia acuminata (Walt.) Small MEAC axilflower Mecardonia acuminata (Walt.) Small var. acuminata MEACA axilflower Mecardonia acuminata (Walt.) Small var. microphylla (Raf.) Pennell MEACM axilflower Mecardonia acuminata (Walt.) Small var. peninsularis Pennell MEACP azure penstemon Penstemon azureus Benth. PEAZ azure penstemon Penstemon azureus Benth. ssp. angustissimus (Gray) Keck PEAZA azure penstemon Penstemon azureus Benth. ssp. azureus PEAZA2 baby jump-up Mecardonia procumbens (P. Mill.) Small MEPR2 baccharisleaf beardtongue Penstemon baccharifolius Hook. PEBA Bacopa caroliniana Hydrotrida caroliniana (Walt.) Small HYCA16 Bacopa innominata Bacopa cyclophylla Fern. BACY Bacopa innominata Bacopa stragula Fern. BAST3 Bacopa innominata Herpestis rotundifolia Gaertn. f. HERO4 Bacopa monnieri Bramia monnieri (L.) Drake BRMO5 Bacopa monnieri Lysimachia monnieri L. LYMO Bacopa repens Gratiola repens Sw. GRRE3 Bacopa repens Macuillamia obovata Raf. MAOB3 Bacopa repens Macuillamia repens (Sw.) Pennell MARE10 Bacopa rotundifolia Bacopa nobsiana Mason BANO Bacopa rotundifolia Bacopa simulans Fern. BASI2 Bacopa rotundifolia Bramia rotundifolia (Michx.) Britt. BRRO4 Bacopa rotundifolia Hydranthelium rotundifolium (Michx.) Pennell HYRO3 Bacopa rotundifolia Macuillamia rotundifolia (Michx.) Raf. MARO4 Bacopa stricta Caconapea stricta (Schrad.) Britt. CAST28 ballast toadflax Linaria spartea (L.) Chaz. LISP5 balloonbush Epixiphium wislizeni (Engelm. ex Gray) Munz EPWI2 bare monkeyflower Mimulus nudatus Curran ex Greene MINU2 Barneby's Indian paintbrush Castilleja scabrida Eastw. var. barnebyana (Eastw.) N. Holmgren CASCB3 barometerbush Leucophyllum Bonpl. LEUCO3 Barrett's beardtongue Penstemon barrettiae Gray PEBA7 bastard speedwell Pseudolysimachion spurium (L.) Rauschert PSSP9 beach false foxglove Agalinis fasciculata (Ell.) Raf. AGFA2 bearded monkeyflower Mimulus barbatus Greene MIBA beardlip penstemon Penstemon barbatus (Cav.) Roth PEBA2 beardlip penstemon Penstemon barbatus (Cav.) Roth ssp. barbatus PEBAB beardlip penstemon Penstemon barbatus (Cav.) Roth ssp. trichander (Gray) Keck PEBAT2 beardtongue Penstemon Schmidel PENST beautiful Indian paintbrush Castilleja pulchella Rydb. CAPU10 Bellardia trixago Bartsia trixago L. BATR bellflower beardtongue Penstemon campanulatus (Cav.) Willd. [excluded] PECA80 bent-foot speedwell Veronica campylopoda Boiss. VECA19 Berry's penstemon Penstemon newberryi Gray ssp. berryi (Eastw.) Keck PENEB Besseya alpina Synthyris alpina Gray SYAL2 Besseya bullii Synthyris bullii (Eat.) Heller SYBU Besseya bullii Wulfenia bullii (Eat.) Barnh. WUBU Besseya ritteriana Synthyris ritteriana Eastw. SYRI Besseya rubra Synthyris rubra (Dougl. ex Hook.) Benth. SYRU2 Besseya wyomingensis Besseya cinerea (Raf.) Pennell BECI2 Big Bend barometerbush Leucophyllum minus Gray LEMI4 Big Bend beardtongue Penstemon havardii Gray PEHA2 Bigelow's monkeyflower Mimulus bigelovii (Gray) Gray MIBI6 Bigelow's monkeyflower Mimulus bigelovii (Gray) Gray var. bigelovii MIBIB2 bird's-beak Cordylanthus Nutt. ex Benth. CORDY birdeye speedwell Veronica persica Poir. VEPE3 black mullein Verbascum nigrum L. VENI Black River beardtongue Penstemon putus A. Nels. PEPU13 blacksenna Seymeria Pursh SEYME blowout beardtongue Penstemon haydenii S. Wats. PEHA12 blue eyed Mary Collinsia Nutt. COLLI blue gem Craterostigma plantagineum Hochst. CRPL5 Blue Mountain beardtongue Penstemon pennellianus Keck PEPE11 blue penstemon Penstemon cyaneus Pennell PECY3 blue waterhyssop Bacopa caroliniana (Walt.) B.L. Robins. BACA bluehearts Buchnera L. BUCHN blueleaf beardtongue Penstemon glaucinus Pennell PEGL10 bluestem beardtongue Penstemon cyanocaulis Payson PECY4 bluewings Torenia fournieri Linden ex E. Fourn. TOFO2 Boggs Lake hedgehyssop Gratiola heterosepala Mason & Bacig. GRHE Bolander's monkeyflower Mimulus bolanderi Gray MIBO3 bracted lousewort Pedicularis bracteosa Benth. PEBR bracted lousewort Pedicularis bracteosa Benth. var. atrosanguinea (Pennell & J.W. Thompson) Cronq. PEBRA bracted lousewort Pedicularis bracteosa Benth. var. bracteosa PEBRB bractless hedgehyssop Gratiola ebracteata Benth. ex A. DC. GREB branched hedgehyssop Gratiola ramosa Walt. GRRA Brandegee's penstemon Penstemon glaber Pursh var. brandegeei (Porter) Freeman PEGLB Brazilian waterhyssop Bacopa egensis (Poepp.) Pennell BAEG Brewer's monkeyflower Mimulus breweri (Greene) Coville MIBR5 Brewer's snapdragon Sairocarpus breweri (Gray) D.A. Sutton SABR12 Brewster County barometerbush Leucophyllum candidum I.M. Johnston LECA12 Bridge penstemon Penstemon rostriflorus Kellogg PERO10 brightblue speedwell Veronica serpyllifolia L. ssp. humifusa (Dickson) Syme VESEH2 brittlestem Mabrya acerifolia (Pennell) Elisens MAAC3 broad-leaf mullein Verbascum pulverulentum Vill. VEPU9 broadbeard beardtongue Penstemon angustifolius Nutt. ex Pursh PEAN4 broadbeard beardtongue Penstemon angustifolius Nutt. ex Pursh var. angustifolius PEANA2 broadbeard beardtongue Penstemon angustifolius Nutt. ex Pursh var. caudatus (Heller) Rydb. PEANC broadbeard beardtongue Penstemon angustifolius Nutt. ex Pursh var. dulcis Neese PEAND broadbeard beardtongue Penstemon angustifolius Nutt. ex Pursh var. venosus (Keck) N. Holmgren PEANV broadbeard beardtongue Penstemon angustifolius Nutt. ex Pursh var. vernalensis N. Holmgren PEANV2 broadleaf beardtongue Penstemon platyphyllus Rydb. PEPL4 broadleaf glandweed Parentucellia latifolia (L.) Caruel PALA28 broadleaf monkeyflower Mimulus latifolius Gray MILA9 broadleaf speedwell Veronica austriaca L. VEAU broadleaf speedwell Veronica austriaca L. ssp. teucrium (L.) D.A. Webb VEAUT broadtooth monkeyflower Mimulus latidens (Gray) Greene MILA4 broomleaf toadflax Linaria genistifolia (L.) P. Mill. LIGE broomwort Scoparia montevidensis (Spreng.) R.E. Fries SCMO7 broomwort Scoparia montevidensis (Spreng.) R.E. Fries var. glandulifera (Fritsch) R.E. Fries SCMOG brownies Mimulus douglasii (Benth.) Gray MIDO2 Bryant's beardtongue Penstemon bryantiae Keck PEBR17 Bryce Canyon Indian paintbrush Castilleja revealii N. Holmgren CARE10 Buchnera americana Buchnera breviflora Pennell BUBR Buchnera americana Buchnera floridana Gandog. BUFL Buchnera longifolia Buchnera elongata Sw. BUEL Buchnera obliqua Buchnera arizonica (Gray) Pennell BUAR Buckley's beardtongue Penstemon buckleyi Pennell PEBU Bull's coraldrops Besseya bullii (Eat.) Rydb. BEBU bunchleaf penstemon Penstemon heterophyllus Lindl. PEHE3 bunchleaf penstemon Penstemon heterophyllus Lindl. ssp. heterophyllus PEHEH2 bush beardtongue Keckiella breviflora (Lindl.) Straw KEBR bush beardtongue Keckiella breviflora (Lindl.) Straw ssp. breviflora KEBRB bush beardtongue Keckiella breviflora (Lindl.) Straw ssp. glabrisepala (Keck) Straw KEBRG bush monkeyflower Diplacus Nutt. DIPLA3 bush penstemon Penstemon fruticosus (Pursh) Greene PEFR3 bush penstemon Penstemon fruticosus (Pursh) Greene var. fruticosus PEFRF4 bushy bird's beak Cordylanthus ramosus Nutt. ex Benth. CORA5 butter and eggs Linaria vulgaris P. Mill. LIVU2 buttonia Buttonia MacKen ex Benth. BUTTO Caddo false foxglove Agalinis caddoensis Pennell AGCA8 Cahaba Indian paintbrush Castilleja kraliana J. Allison CAKR4 Calceolaria tripartita Calceolaria scabiosifolia Roemer & J.A. Schultes [excluded] CASC41 calico monkeyflower Mimulus pictus (Curran ex Greene) Gray MIPI2 California figwort Scrophularia californica Cham. & Schlecht. SCCA2 California figwort Scrophularia californica Cham. & Schlecht. ssp. californica SCCAC California figwort Scrophularia californica Cham. & Schlecht. ssp. floribunda (Greene) R.J. Shaw SCCAF2 California penstemon Penstemon californicus (Munz & Johnston) Keck PECA6 Canada toadflax Nuttallanthus canadensis (L.) D.A. Sutton NUCA Canadian lousewort Pedicularis canadensis L. PECA Canadian lousewort Pedicularis canadensis L. ssp. canadensis PECAC3 Canadian lousewort Pedicularis canadensis L. ssp. fluviatilis (Heller) W.A. Weber PECAF Canby's lousewort Pedicularis bracteosa Benth. var. canbyi (Gray) Cronq. PEBRC cancerwort Kickxia Dumort. KICKX candelabrum monkeyflower Mimulus pulsiferae Gray MIPU2 Cape fuchsia Phygelius E. Mey.ex Benth. PHYGE Cape-fuchsia Phygelius capensis E. Mey. ex Benth PHCA45 capitate lousewort Pedicularis capitata M.F. Adams PECA2 capraria Capraria L. CAPRA2 Capraria biflora Capraria mexicana Moric. ex Benth. CAME36 cardinal beardtongue Penstemon cardinalis Woot. & Standl. PECA15 cardinal beardtongue Penstemon cardinalis Woot. & Standl. ssp. cardinalis PECAC5 cardinal beardtongue Penstemon cardinalis Woot. & Standl. ssp. regalis (A. Nels.) Nisbet & R.C. Jackson PECAR Cardwell's beardtongue Penstemon cardwellii T.J. Howell PECA16 carpenter's square Scrophularia marilandica L. SCMA2 Cary's beardtongue Penstemon caryi Pennell PECA17 Castilleja affinis ssp. affinis Castilleja affinis Hook. & Arn. ssp. insularis (Eastw.) Munz CAAFI Castilleja affinis ssp. affinis Castilleja affinis Hook. & Arn. var. contentiosa (J.F. Macbr.) Bacig. CAAFC Castilleja affinis ssp. affinis Castilleja californica Abrams CACA51 Castilleja affinis ssp. affinis Castilleja douglasii Benth. CADO4 Castilleja affinis ssp. affinis Castilleja douglasii Benth. ssp. insularis (Eastw.) Pennell CADOI Castilleja affinis ssp. affinis Castilleja inflata Pennell CAIN25 Castilleja affinis ssp. affinis Castilleja wightii Elmer CAWI5 Castilleja affinis ssp. affinis Castilleja wightii Elmer ssp. anacapensis (Dunkle) Pennell CAWIA Castilleja affinis ssp. affinis Castilleja wightii Elmer ssp. inflata (Pennell) Munz CAWII Castilleja affinis ssp. affinis Castilleja wightii Elmer ssp. rubra Pennell CAWIR Castilleja affinis ssp. litoralis Castilleja litoralis Pennell CALI11 Castilleja affinis ssp. litoralis Castilleja wightii Elmer ssp. litoralis (Pennell) Munz CAWIL Castilleja affinis ssp. neglecta Castilleja neglecta Zeile CANE8 Castilleja ambigua ssp. ambigua Orthocarpus castillejoides Benth. ORCA4 Castilleja ambigua ssp. humboldtiensis Orthocarpus castillejoides Benth. var. humboldtiensis Keck ORCAH Castilleja ambigua ssp. insalutata Orthocarpus castillejoides Benth. var. insalutatus Jepson ORCAI2 Castilleja angustifolia var. angustifolia Castilleja angustifolia (Nutt.) G. Don var. bradburii (Nutt.) Fern. CAANB Castilleja angustifolia var. dubia Castilleja chromosa A. Nels. CACH7 Castilleja angustifolia var. dubia Castilleja ewanii Eastw. CAEW Castilleja angustifolia var. dubia Castilleja martinii Abrams ssp. ewanii (Eastw.) Munz CAMAE2 Castilleja angustifolia var. dubia Castilleja martinii Abrams var. ewanii (Eastw.) N. Holmgren CAMAE Castilleja angustifolia var. dubia Castilleja pyramidalis Edwin CAPY7 Castilleja angustifolia var. flavescens Castilleja flavescens Pennell ex Edwin CAFL17 Castilleja applegatei ssp. disticha Castilleja disticha Eastw. CADI7 Castilleja applegatei ssp. martinii Castilleja clokeyi Pennell CACL5 Castilleja applegatei ssp. martinii Castilleja gyroloba Pennell CAGY5 Castilleja applegatei ssp. martinii Castilleja martinii Abrams CAMA16 Castilleja applegatei ssp. martinii Castilleja martinii Abrams var. clokeyi (Pennell) N. Holmgren CAMAC2 Castilleja applegatei ssp. martinii Castilleja roseana Eastw. CARO16 Castilleja applegatei ssp. pallida Castilleja applegatei Fern. var. breweri (Fern.) N. Holmgren CAAPB Castilleja applegatei ssp. pallida Castilleja applegatei Fern. var. pallida (Eastw.) N. Holmgren CAAPP Castilleja applegatei ssp. pallida Castilleja breweri Fern. CABR29 Castilleja applegatei ssp. pallida Castilleja breweri Fern. var. pallida Eastw. CABRP4 Castilleja applegatei ssp. pallida Castilleja glandulifera Pennell ssp. pallida (Eastw.) Pennell CAGLP2 Castilleja applegatei ssp. pinetorum Castilleja applegatei Fern. var. fragilis (Zeile) N. Holmgren CAAPF Castilleja applegatei ssp. pinetorum Castilleja applegatei Fern. var. pinetorum (Fern.) N. Holmgren CAAPP2 Castilleja applegatei ssp. pinetorum Castilleja applegatei Fern. var. viscida (Rydb.) Ownbey CAAPV Castilleja applegatei ssp. pinetorum Castilleja pinetorum Fern. CAPI14 Castilleja applegatei ssp. pinetorum Castilleja viscida Rydb. CAVI12 Castilleja applegatei ssp. pinetorum Castilleja wherryana Pennell CAWH2 Castilleja arachnoidea Castilleja arachnoidea Greenm. ssp. shastensis (Eastw.) Pennell CAARS3 Castilleja arachnoidea Castilleja filifolia Eastw. CAFI6 Castilleja arachnoidea Castilleja payneae Eastw. CAPA28 Castilleja attenuata Orthocarpus attenuatus Gray ORAT Castilleja brevistyla Orthocarpus brevistylus Hoover ORBR2 Castilleja campestris ssp. campestris Orthocarpus campestris Benth. ORCA3 Castilleja campestris ssp. succulenta Orthocarpus campestris Benth. var. succulentus Hoover ORCAS Castilleja campestris ssp. succulenta Orthocarpus succulentus (Hoover) Hoover ORSU Castilleja caudata var. caudata Castilleja pallida (L.) Spreng. ssp. caudata Pennell CAPAC Castilleja caudata var. caudata Castilleja pallida (L.) Spreng. var. caudata (Pennell) Boivin CAPAC2 Castilleja chrymactis Castilleja leschkeana J.T. Howell CALE20 Castilleja chrysantha Castilleja ownbeyana Pennell CAOW Castilleja coccinea Castilleja ludoviciana Pennell CALU18 Castilleja cusickii Castilleja lutea Heller CALU19 Castilleja densiflora ssp. densiflora Orthocarpus densiflorus Benth. ORDE Castilleja densiflora ssp. densiflora Orthocarpus densiflorus Benth. var. noctuinus (Eastw.) J.T. Howell ORDEN Castilleja densiflora ssp. gracilis Orthocarpus densiflorus Benth. var. gracilis (Benth.) Keck ORDEG Castilleja densiflora ssp. obispoensis Orthocarpus densiflorus Benth. var. obispoensis Keck ORDEO Castilleja elegans Castilleja pallida (L.) Spreng. ssp. elegans (Malte) Pennell CAPAE Castilleja elegans Castilleja pallida (L.) Spreng. var. elegans (Malte) Boivin CAPAE2 Castilleja elmeri Castilleja angustifolia (Nutt.) G. Don var. whitedii Piper CAANW Castilleja exserta ssp. exserta Orthocarpus exsertus Heller OREX3 Castilleja exserta ssp. exserta Orthocarpus purpurascens Benth. ORPU Castilleja exserta ssp. exserta Orthocarpus purpurascens Benth. var. pallidus Keck ORPUP Castilleja exserta ssp. exserta Orthocarpus purpurascens Benth. var. palmeri Gray ORPUP3 Castilleja exserta ssp. latifolia Orthocarpus purpurascens Benth. var. latifolius S. Wats. ORPUL Castilleja exserta ssp. venusta Orthocarpus purpurascens Benth. var. ornatus Jepson ORPUO Castilleja exserta ssp. venusta Orthocarpus purpurascens Benth. var. venustus (Heller) Keck ORPUV Castilleja flava var. flava Castilleja elkoensis Edwin CAEL17 Castilleja flava var. flava Castilleja linoides Gray CALI13 Castilleja flava var. rustica Castilleja rustica Piper CARU10 Castilleja grisea Castilleja hololeuca Greene ssp. grisea (Dunkle) Munz CAHOG Castilleja hispida ssp. acuta Castilleja hispida Benth. var. acuta (Pennell) Pennell ex M.E. Peck CAHIA Castilleja hispida ssp. acuta Castilleja taedifera Pennell CATA3 Castilleja hispida ssp. brevilobata Castilleja brevilobata Piper CABR17 Castilleja hispida ssp. hispida Castilleja angustifolia (Nutt.) G. Don var. hispida (Benth.) Fern. CAANH Castilleja hispida ssp. hispida Castilleja hispida Benth. ssp. abbreviata (Fern.) Pennell CAHIA3 Castilleja hyperborea Castilleja villosissima Pennell CAVI13 Castilleja integra var. integra Castilleja elongata Pennell CAEL8 Castilleja lacera Orthocarpus lacerus Benth. ORLA Castilleja lanata ssp. hololeuca Castilleja hololeuca Greene CAHO6 Castilleja lasiorhyncha Orthocarpus lasiorhynchus Gray ORLA2 Castilleja lemmonii Castilleja culbertsonii Greene CACU11 Castilleja lemmonii Castilleja lassenensis Eastw. CALA45 Castilleja linariifolia Castilleja linariifolia Benth. var. omnipubescens (Pennell) Clokey CALIO Castilleja linariifolia Castilleja linearis Rydb. CALI14 Castilleja linariifolia Castilleja trainii Edwin CATR13 Castilleja lineariiloba Orthocarpus lineariilobus Benth. ORLI5 Castilleja mendocinensis Castilleja latifolia Hook. & Arn. ssp. mendocinensis Eastw. CALAM3 Castilleja mexicana Castilleja tortifolia Pennell CATO7 Castilleja miniata ssp. dixonii Castilleja dixonii Fern. CADI16 Castilleja miniata ssp. dixonii Castilleja miniata Dougl. ex Hook. var. dixonii (Fern.) A. Nels. & J.F. Macbr. CAMID Castilleja miniata ssp. elata Castilleja elata Piper CAEL10 Castilleja miniata ssp. miniata Castilleja confusa Greene CACO48 Castilleja miniata ssp. miniata Castilleja gracillima Rydb. CAGR16 Castilleja miniata ssp. miniata Castilleja inconstans Standl. CAIN24 Castilleja miniata ssp. miniata Castilleja oblongifolia Gray CAOB9 Castilleja miniata ssp. miniata Castilleja uliginosa Eastw. CAUL2 Castilleja minor ssp. minor Castilleja exilis A. Nels. CAEX6 Castilleja minor ssp. spiralis Castilleja spiralis Jepson CASP20 Castilleja minor ssp. spiralis Castilleja stenantha Gray CAST12 Castilleja minor ssp. spiralis Castilleja stenantha Gray ssp. spiralis (Jepson) Munz CASTS2 Castilleja nana Castilleja lapidicola Heller CALA44 Castilleja nervata Castilleja cruenta Standl. CACR10 Castilleja pallescens var. inverta Castilleja inverta (A. Nels. & J.F. Macbr.) Pennell & Ownbey CAIN30 Castilleja pallescens var. inverta Castilleja pilosa (S. Wats.) Rydb. var. inverta (A. Nels. & J.F. Macbr.) Greenm. CAPII Castilleja parviflora var. albida Castilleja oreopola Greenm. ssp. albida Pennell CAORA Castilleja parviflora var. oreopola Castilleja henryae Pennell CAHE10 Castilleja parviflora var. oreopola Castilleja oreopola Greenm. CAOR15 Castilleja parviflora var. parviflora Castilleja peirsonii Eastw. CAPE9 Castilleja patriotica Castilleja patriotica Fern. var. blumeri (Standl.) Kearney & Peebles CAPAB2 Castilleja pilosa var. longispica Castilleja longispica A. Nels. CALO7 Castilleja pilosa var. pilosa Castilleja pilosa (S. Wats.) Rydb. ssp. jusselii (Eastw.) Munz CAPIJ Castilleja pilosa var. pilosa Castilleja psittacina (Eastw.) Pennell CAPS7 Castilleja pilosa var. pilosa Castilleja rubida Piper var. monoensis (Jepson) Edwin CARUM2 Castilleja pilosa var. pilosa Orthocarpus pilosus S. Wats. ORPI4 Castilleja pilosa var. steenensis Castilleja steenensis Pennell CAST29 Castilleja pruinosa Castilleja gleasoni Elmer CAGL17 Castilleja pruinosa Castilleja pruinosa Fern. ssp. gleasoni (Elmer) Munz CAPRG Castilleja purpurea var. citrina Castilleja citrina Pennell CACI8 Castilleja purpurea var. citrina Castilleja labiata Pennell CALA51 Castilleja purpurea var. lindheimeri Castilleja mearnsii Pennell CAME24 Castilleja purpurea var. lindheimeri Castilleja williamsii Pennell CAWI6 Castilleja revealii Castilleja parvula Rydb. var. revealii (N. Holmgren) Atwood CAPAR2 Castilleja rhexiifolia Castilleja lauta A. Nels. CALA52 Castilleja rhexiifolia Castilleja leonardii Rydb. CALE35 Castilleja rhexiifolia Castilleja oregonensis Gandog. CAOR16 Castilleja rigida Castilleja latebracteata Pennell CALA50 Castilleja rubicundula ssp. lithospermoides Orthocarpus lithospermoides Benth. ORLI3 Castilleja rubicundula ssp. lithospermoides Orthocarpus lithospermoides Benth. var. bicolor (Heller) Jepson ORLIB Castilleja scabrida var. barnebyana Castilleja barnebyana Eastw. CABA12 Castilleja scabrida var. barnebyana Castilleja calcicola Pennell ex Edwin CACA54 Castilleja scabrida var. scabrida Castilleja zionis Eastw. CAZI Castilleja schizotricha Castilleja arachnoidea Greenm. ssp. schizotricha (Greenm.) Pennell CAARS2 Castilleja septentrionalis Castilleja acuminata auct. non (Pursh) Spreng. [misapplied] CAAC7 Castilleja septentrionalis Castilleja pallida (L.) Spreng. ssp. septentrionalis (Lindl.) Scoggan CAPAS Castilleja septentrionalis Castilleja pallida (L.) Spreng. var. septentrionalis (Lindl.) Gray CAPAS2 Castilleja subinclusa ssp. franciscana Castilleja franciscana Pennell CAFR5 Castilleja subinclusa ssp. franciscana Castilleja subinclusa Greene var. franciscana (Pennell) Nesom CASUF3 Castilleja subinclusa ssp. subinclusa Castilleja jepsonii Bacig. & Heckard CAJE2 Castilleja sulphurea Castilleja luteovirens Rydb. CALU20 Castilleja sulphurea Castilleja mogollonica Pennell CAMO16 Castilleja sulphurea Castilleja rhexiifolia Rydb. var. sulphurea (Rydb.) Atwood CARHS Castilleja tenuiflora Castilleja laxa Gray CALA48 Castilleja tenuis Orthocarpus hispidus Benth. ORHI Castilleja thompsonii Castilleja villicaulis Pennell & Ownbey CAVI14 Castilleja viscidula Castilleja magnistylis Edwin CAMA42 Castilleja wootonii Castilleja ciliata Pennell CACI7 Cataiina beardtongue Penstemon discolor Keck PEDI6 Central Idaho penstemon Penstemon montanus Greene var. idahoensis (Pennell & Keck) Cronq. PEMOI2 Chaenorhinum calycinum Antirrhinum calycinum Banks & Sol. ANCA40 chaffseed Schwalbea americana L. SCAM Chambers paintbrush Castilleja chambersii M. Egger & R.J. Meinke CACH40 Chamisso's lousewort Pedicularis chamissonis Stev. PECH chaparral bush monkeyflower Diplacus linearis (Benth.) Greene DILI4 Charleston lousewort Pedicularis semibarbata Gray var. charlestonensis Pennell & Clokey PESEC Charleston Mountain kittentails Synthyris ranunculina Pennell SYRA2 Chattahoochee false foxglove Agalinis plukenetii (Ell.) Raf. AGPL Chelan beardtongue Penstemon pruinosus Dougl. ex Lindl. PEPR3 Chelone cuthbertii Chelone grimesii Weatherby CHGR7 Chelone glabra Chelone chlorantha Pennell & Wherry CHCH12 Chelone glabra Chelone glabra L. var. chlorantha (Pennell & Wherry) Cooperrider CHGLC2 Chelone glabra Chelone glabra L. var. dilatata Fern. & Wieg. CHGLD Chelone glabra Chelone glabra L. var. elatior Raf. CHGLE Chelone glabra Chelone glabra L. var. elongata Pennell & Wherry CHGLE2 Chelone glabra Chelone glabra L. var. linifolia Coleman CHGLL Chelone glabra Chelone glabra L. var. ochroleuca Pennell & Wherry CHGLO2 Chelone glabra Chelone glabra L. var. typica Pennell CHGLT2 Chelone glabra Chelone montana (Raf.) Pennell & Wherry CHMO8 Child's blue eyed Mary Collinsia childii Parry ex Gray COCH Chinese houses Collinsia concolor Greene COCO Chiricahua Mountain mudwort Limosella pubiflora Pennell LIPU5 Christ's Indian paintbrush Castilleja christii N. Holmgren CACH19 cimmeron Leucophyllum zygophyllum I.M. Johnst. LEZY clammy hedgehyssop Gratiola neglecta Torr. GRNE Cleburn's penstemon Penstemon eriantherus Pursh var. cleburnei (M.E. Jones) Dorn PEERC Cleveland's beardtongue Penstemon clevelandii Gray PECL Cleveland's beardtongue Penstemon clevelandii Gray ssp. clevelandii PECLC5 Cleveland's beardtongue Penstemon clevelandii Gray ssp. mohavensis Keck PECLM2 Cleveland's bush monkeyflower Diplacus clevelandii (Brandeg.) Greene DICL2 cliff beardtongue Penstemon rupicola (Piper) T.J. Howell PERU cliff Indian paintbrush Castilleja rupicola Piper ex Fern. CARU9 closethroat beardtongue Penstemon personatus Keck PEPE3 clovenlip toadflax Linaria bipartita (Vent.) Willd. LIBI3 coast Indian paintbrush Castilleja affinis Hook. & Arn. CAAF coast Indian paintbrush Castilleja affinis Hook. & Arn. ssp. affinis CAAFA2 coast Indian paintbrush Castilleja affinis Hook. & Arn. ssp. litoralis (Pennell) Chuang & Heckard CAAFL2 coastal monkeyflower Mimulus dentatus Nutt. ex Benth. MIDE3 coastal plain false foxglove Agalinis harperi Pennell AGHA3 coastal red Indian paintbrush Castilleja hyetophila Pennell CAHY5 cobaea beardtongue Penstemon cobaea Nutt. PECO4 cobwebby Indian paintbrush Castilleja arachnoidea Greenm. CAAR11 Cochise beardtongue Penstemon dasyphyllus Gray PEDA coiled anther penstemon Penstemon ophianthus Pennell PEOP coiled lousewort Pedicularis contorta Benth. PECO coiled lousewort Pedicularis contorta Benth. var. contorta PECOC2 coiled lousewort Pedicularis contorta Benth. var. ctenophora (Rydb.) A. Nels. & J.F. Macbr. PECOC coiled lousewort Pedicularis contorta Benth. var. rubicunda N. Reese PECOR Collinsia grandiflora Collinsia parviflora Lindl. var. grandiflora (Lindl.) Ganders & Krause COPAG Collinsia heterophylla var. austromontana Collinsia austromontana (Newsom) Pennell COAU7 Collinsia linearis Collinsia rattanii Gray var. linearis (Gray) Newsom CORAL4 Collinsia multicolor Collinsia franciscana Bioletti COFR5 Collinsia parryi Collinsia antonina Hardham COAN6 Collinsia parryi Collinsia antonina Hardham ssp. purpurea Hardham COANP Collinsia parviflora Antirrhinum tenellum Pursh ANTE7 Collinsia parviflora Collinsia grandiflora Lindl. var. pusilla Gray COGRP Collinsia parviflora Collinsia tenella (Pursh) Piper COTE11 Collinsia sparsiflora var. bruceae Collinsia bruceae M.E. Jones COBR Collinsia sparsiflora var. collina Collinsia solitaria Kellogg COSO3 Collinsia torreyi var. wrightii Collinsia wrightii S. Wats. COWR4 Colorado beardtongue Penstemon auriberbis Pennell PEAU2 combleaf yellow false foxglove Aureolaria pectinata (Nutt.) Pennell AUPE common eyebright Euphrasia nemorosa (Pers.) Wallr. EUNE3 common gypsyweed Veronica officinalis L. VEOF2 common gypsyweed Veronica officinalis L. var. officinalis VEOFO common gypsyweed Veronica officinalis L. var. tournefortii (Vill.) Reichenb. VEOFT common mullein Verbascum thapsus L. VETH compact monkeyflower Mimulus spissus A.L. Grant MISP compact penstemon Penstemon compactus (Keck) Crosswhite PECO10 Congdon's monkeyflower Mimulus congdonii B.L. Robins. MICO2 Copeland's owl's-clover Orthocarpus cuspidatus Greene ssp. copelandii (Eastw.) Chuang & Heckard ORCUC Copeland's speedwell Veronica copelandii Eastw. VECO Cordillia's beardtongue Penstemon floribundus D. Danley PEFL7 cordroot beardtongue Penstemon montanus Greene PEMO4 cordroot beardtongue Penstemon montanus Greene var. montanus PEMOM2 Cordylanthus capitatus Cordylanthus nevadensis Edwin CONE5 Cordylanthus eremicus ssp. eremicus Cordylanthus bernardinus Munz COBE Cordylanthus eremicus ssp. eremicus Cordylanthus ramosus Nutt. ex Benth. ssp. eremicus (Coville & Morton) Munz CORAE Cordylanthus kingii ssp. densiflorus Cordylanthus kingii S. Wats. var. densiflorus (Chuang & Heckard) Atwood COKID2 Cordylanthus kingii ssp. helleri Cordylanthus helleri (Ferris) J.F. Macbr. COHE4 Cordylanthus kingii ssp. helleri Cordylanthus kingii S. Wats. var. helleri (Ferris) N. Holmgren COKIH2 Cordylanthus maritimus ssp. canescens Cordylanthus canescens Gray COCA29 Cordylanthus maritimus ssp. canescens Cordylanthus maritimus Nutt. ex Benth. var. canescens (Gray) Jepson COMAC3 Cordylanthus mollis ssp. hispidus Cordylanthus hispidus Pennell COHI2 Cordylanthus palmatus Cordylanthus carnulosus Pennell COCA30 Cordylanthus palmatus Cordylanthus palmatus (Ferris) J.F. Macbr. ssp. carnulosus (Pennell) Munz COPAC2 Cordylanthus parviflorus Cordylanthus glandulosus Pennell & Clokey COGL13 Cordylanthus pilosus ssp. hansenii Cordylanthus hansenii (Ferris) J.F. Macbr. COHA Cordylanthus pilosus ssp. pilosus Cordylanthus diffusus Pennell CODI10 Cordylanthus pilosus ssp. pilosus Cordylanthus pilosus Gray ssp. diffusus (Pennell) Munz COPID Cordylanthus pilosus ssp. trifidus Cordylanthus pilosus Gray var. trifidus Robins. & Greenm. COPIT2 Cordylanthus ramosus Cordylanthus ramosus Nutt. ex Benth. ssp. setosus Pennell CORAS Cordylanthus ramosus Cordylanthus ramosus Nutt. ex Benth. var. puberulus J.F. Macbr. CORAP Cordylanthus rigidus ssp. littoralis Cordylanthus littoralis (Ferris) J.F. Macbr. COLI4 Cordylanthus rigidus ssp. littoralis Cordylanthus rigidus (Benth.) Jepson var. littoralis (Ferris) Jepson CORIL2 Cordylanthus rigidus ssp. rigidus Cordylanthus compactus Pennell COCO20 Cordylanthus rigidus ssp. rigidus Cordylanthus ferrisianus Pennell COFE2 Cordylanthus rigidus ssp. rigidus Cordylanthus filifolius Nutt. ex Benth. COFI Cordylanthus rigidus ssp. rigidus Cordylanthus littoralis (Ferris) J.F. Macbr. ssp. platycephalus (Pennell) Munz COLIP Cordylanthus rigidus ssp. rigidus Cordylanthus platycephalus Pennell COPL2 Cordylanthus tenuis ssp. brunneus Cordylanthus brunneus (Jepson) Pennell COBR2 Cordylanthus tenuis ssp. capillaris Cordylanthus capillaris Pennell COCA20 Cordylanthus tenuis ssp. pallescens Cordylanthus pallescens Pennell COPA7 Cordylanthus tenuis ssp. tenuis Cordylanthus bolanderi (Gray) Pennell COBO5 Cordylanthus tenuis ssp. tenuis Cordylanthus pilosus Gray ssp. bolanderi (Gray) Munz COPIB Cordylanthus tenuis ssp. viscidus Cordylanthus viscidus (T.J. Howell) Pennell ex M.E. Peck COVI4 Cordylanthus wrightii ssp. tenuifolius Cordylanthus tenuifolius Pennell COTE7 Cordylanthus wrightii ssp. wrightii Cordylanthus wrightii Gray var. pauciflorus Kearney & Peebles COWRP corn speedwell Veronica arvensis L. VEAR Coulter's snapdragon Sairocarpus coulterianus (Benth. ex A. DC.) D.A. Sutton SACO13 country Indian paintbrush Castilleja flava S. Wats. var. rustica (Piper) N. Holmgren CAFLR Coville's Indian paintbrush Castilleja covilleana Henderson CACO36 cowpea witchweed Striga gesnerioides (Willd.) Vatke STGE2 cowwheat Melampyrum L. MELAM2 Crandall's beardtongue Penstemon crandallii A. Nels. PECR5 Crandall's beardtongue Penstemon crandallii A. Nels. ssp. atratus Keck PECRA Crandall's beardtongue Penstemon crandallii A. Nels. ssp. crandallii PECRC Crandall's beardtongue Penstemon crandallii A. Nels. ssp. glabrescens (Pennell) Keck PECRG Crandall's beardtongue Penstemon crandallii A. Nels. ssp. procumbens (Greene) Keck PECRP craterostigma Craterostigma Hochst. CRATE3 cream sacs Castilleja rubicundula (Jepson) Chuang & Heckard CARU20 cream sacs Castilleja rubicundula (Jepson) Chuang & Heckard ssp. lithospermoides (Benth.) Chuang & Heckard CARUL cream sacs Castilleja rubicundula (Jepson) Chuang & Heckard ssp. rubicundula CARUR2 creeping waterhyssop Bacopa repens (Sw.) Wettst. BARE crimson toadflax Linaria incarnata (Vent.) Spreng. LIIN3 cryptantha owl's-clover Orthocarpus cuspidatus Greene ssp. cryptanthus (Piper) Chuang & Heckard ORCUC2 Culver's root Veronicastrum virginicum (L.) Farw. VEVI4 Cusick's beardtongue Penstemon cusickii Gray PECU Cusick's Indian paintbrush Castilleja cusickii Greenm. CACU7 Cusick's monkeyflower Mimulus cusickii (Greene) Rattan MICU2 Cusick's speedwell Veronica cusickii Gray VECU Cuthbert's turtlehead Chelone cuthbertii Small CHCU5 cutleaf beardtongue Penstemon richardsonii Dougl. ex Lindl. PERI cutleaf beardtongue Penstemon richardsonii Dougl. ex Lindl. var. curtiflorus (Keck) Cronq. PERIC3 cutleaf beardtongue Penstemon richardsonii Dougl. ex Lindl. var. dentatus (Keck) Cronq. PERID3 cutleaf Indian paintbrush Castilleja lacera (Benth.) Chuang & Heckard CALA68 cutleaf monkeyflower Mimulus laciniatus Gray MILA3 cycnium Cycnium E. Mey.ex Benth. CYCNI cymbalaria Cymbalaria Hill CYMBA Cymbalaria muralis Linaria cymbalaria (L.) P. Mill. LICY4 Dalmatian toadflax Linaria dalmatica (L.) P. Mill. LIDA Dalmatian toadflax Linaria dalmatica (L.) P. Mill. ssp. dalmatica LIDAD Dalmatian toadflax Linaria dalmatica (L.) P. Mill. ssp. macedonica (Griseb.) D.A. Sutton LIDAM darkflowered figwort Scrophularia atrata Pennell SCAT3 dasistoma Dasistoma Raf. DASIS Dasistoma macrophylla Afzelia macrophylla (Nutt.) Kuntze AFMA Dasistoma macrophylla Seymeria macrophylla Nutt. SEMA10 Davidson's blue eyed Mary Collinsia bartsiifolia Benth. var. davidsonii (Parish) Newsom COBAD Davidson's penstemon Penstemon davidsonii Greene PEDA2 Davidson's penstemon Penstemon davidsonii Greene var. davidsonii PEDAD Deam's beardtongue Penstemon deamii Pennell PEDE10 Death Valley beardtongue Penstemon fruticiformis Coville PEFR2 Death Valley beardtongue Penstemon fruticiformis Coville ssp. amargosae Keck PEFRA Death Valley beardtongue Penstemon fruticiformis Coville ssp. fruticiformis PEFRF3 Death Valley monkeyflower Mimulus rupicola Coville & A.L. Grant MIRU2 deer Indian paintbrush Castilleja cervina Greenm. CACE4 Degener's beardtongue Penstemon degeneri Crosswhite PEDE12 denseflower Indian paintbrush Castilleja densiflora (Benth.) Chuang & Heckard CADE29 denseflower Indian paintbrush Castilleja densiflora (Benth.) Chuang & Heckard ssp. densiflora CADED3 denseflower Indian paintbrush Castilleja densiflora (Benth.) Chuang & Heckard ssp. gracilis (Benth.) Chuang & Heckard CADEG denseflower mullein Verbascum densiflorum Bertol. VEDE4 denseflower witchweed Striga densiflora (Benth.) Benth. STDE4 desert beardtongue Penstemon pseudospectabilis M.E. Jones ssp. connatifolius (A. Nels.) Keck PEPSC desert beardtongue Penstemon pseudospectabilis M.E. Jones ssp. pseudospectabilis PEPSP desert bird's-beak Cordylanthus eremicus (Coville & Morton) Munz COER6 desert bird's-beak Cordylanthus eremicus (Coville & Morton) Munz ssp. eremicus COERE2 desert figwort Scrophularia desertorum (Munz) R.J. Shaw SCDE desert foxglove Brachystigma Pennell BRACH5 desert penstemon Penstemon pseudospectabilis M.E. Jones PEPS desertmountain blue eyed Mary Collinsia callosa Parish COCA3 Digitalis grandiflora Digitalis ambigua Murr. DIAM3 Digitalis grandiflora Digitalis orientalis P. Mill. DIOR3 Digitalis mariana ssp. heywoodii Digitalis purpurea L. ssp. heywoodii P. Silva & M. Silva DIPUH Digitalis purpurea Digitalis purpurea L. var. gloxiniiflora hort. ex L. H. Bailey DIPUG2 Digitalis purpurea ssp. amandiana Digitalis purpurea L. var. amandiana (Samp.) K. Werner DIPUA8 Digitalis purpurea var. purpurea Digitalis purpurea L. var. tomentosa (Hoffmanns. & Link) Brot. DIPUT Dillenius's speedwell Veronica dillenii Crantz VEDI2 dimorphic snapdragon Sairocarpus subcordatus (Gray) D.A. Sutton SASU8 Diplacus aridus Mimulus aridus (Abrams) A.L. Grant MIAR2 Diplacus aurantiacus ssp. aurantiacus Diplacus glutinosus (J.C. Wendl.) Nutt. DIGL5 Diplacus aurantiacus ssp. aurantiacus Diplacus glutinosus (J.C. Wendl.) Nutt. var. aurantiacus (W. Curtis) Lindl. DIGLA Diplacus aurantiacus ssp. aurantiacus Diplacus latifolius Nutt. DILA16 Diplacus aurantiacus ssp. aurantiacus Diplacus leptanthus Nutt. DILE5 Diplacus aurantiacus ssp. aurantiacus Mimulus aurantiacus W. Curtis MIAU Diplacus aurantiacus ssp. aurantiacus Mimulus glutinosus J.C. Wendl. MIGL7 Diplacus aurantiacus ssp. aurantiacus Mimulus leptanthus (Nutt.) A.L. Grant MILE4 Diplacus aurantiacus ssp. aurantiacus Mimulus viscosus Moench MIVI6 Diplacus aurantiacus ssp. australis Diplacus australis McMinn DIAU2 Diplacus aurantiacus ssp. australis Mimulus aurantiacus W. Curtis ssp. australis (McMinn) Munz MIAUA Diplacus calycinus Diplacus longiflorus Nutt. var. calycinus (Eastw.) Jepson DILOC Diplacus calycinus Mimulus longiflorus (Nutt.) A.L. Grant ssp. calycinus (Eastw.) Munz MILOC Diplacus calycinus Mimulus longiflorus (Nutt.) A.L. Grant var. calycinus (Eastw.) A.L. Grant MILOC2 Diplacus clevelandii Mimulus clevelandii Brandeg. MICL2 Diplacus fasciculatus Diplacus grandiflorus Greene p.p., non (Lindl.) Groenl. DIGR6 Diplacus fasciculatus Mimulus bifidus Pennell ssp. fasciculatus Pennell MIBIF Diplacus grandiflorus Diplacus glutinosus (J.C. Wendl.) Nutt. var. grandiflorus Lindl. DIGLG Diplacus grandiflorus Diplacus grandiflorus Greene p.p., non (Lindl.) Groenl. DIGR6 Diplacus grandiflorus Mimulus bifidus Pennell MIBI5 Diplacus linearis Diplacus longiflorus (Nutt.) A.L. Grant var. linearis (Benth.) McMinn DILOL Diplacus linearis Mimulus glutinosus J.C. Wendl. var. linearis (Benth.) Gray MIGLL Diplacus linearis Mimulus linearis Benth. MILI4 Diplacus linearis Mimulus longiflorus (Nutt.) A.L. Grant var. linearis (Benth.) A.L. Grant MILOL Diplacus lompocensis Mimulus aurantiacus W. Curtis ssp. lompocensis (McMinn) Munz MIAUL Diplacus longiflorus Diplacus arachnoideus Greene DIAR10 Diplacus longiflorus Mimulus glutinosus J.C. Wendl. var. brachypus Gray MIGLB Diplacus longiflorus Mimulus longiflorus (Nutt.) A.L. Grant MILO Diplacus parviflorus Mimulus flemingii Munz MIFL Diplacus parviflorus Mimulus parviflorus (Greene) A.L. Grant MIPA11 Diplacus puniceus Diplacus glutinosus (J.C. Wendl.) Nutt. var. puniceus (Nutt.) Benth. DIGLP Diplacus puniceus Mimulus glutinosus J.C. Wendl. var. puniceus (Nutt.) Gray MIGLP Diplacus puniceus Mimulus puniceus (Nutt.) Steud. MIPU3 Diplacus rutilus Diplacus longiflorus Nutt. var. rutilus (A.L. Grant) McMinn DILOR Diplacus rutilus Mimulus longiflorus (Nutt.) A.L. Grant var. rutilus A.L. Grant MILOR disappearing monkeyflower Mimulus evanescens R.J. Meinke MIEV disk waterhyssop Bacopa rotundifolia (Michx.) Wettst. BARO dissected beardtongue Penstemon dissectus Ell. PEDI7 dog figwort Scrophularia canina L. SCCA20 dog figwort Scrophularia canina L. ssp. canina SCCAC2 dog's-mouth Pseudorontium cyathiferum (Benth.) Rothm. PSCY2 dopatrium Dopatrium Buch.-Ham. ex Benth. DOPAT downy Indian paintbrush Castilleja purpurea (Nutt.) G. Don CAPU11 downy Indian paintbrush Castilleja purpurea (Nutt.) G. Don var. purpurea CAPUP5 downy paintedcup Castilleja sessiliflora Pursh CASE5 downy yellow false foxglove Aureolaria virginica (L.) Pennell AUVI drug eyebright Euphrasia stricta D. Wolff ex J.F. Lehm. EUST7 Duchesne penstemon Penstemon dolius M.E. Jones ex Pennell var. duchesnensis N. Holmgren PEDOD ducksbill lousewort Pedicularis ornithorhyncha Benth. PEOR Dudley's lousewort Pedicularis dudleyi Elmer PEDU Dudley's monkeyflower Mimulus dudleyi A.L. Grant MIDU dusty beardtongue Penstemon comarrhenus Gray PECO5 dwarf alpine Indian paintbrush Castilleja nana Eastw. CANA3 dwarf beardtongue Penstemon nanus Keck PENA3 dwarf lousewort Pedicularis centranthera Gray PECE dwarf owl's-clover Triphysaria pusilla (Benth.) Chuang & Heckard TRPU16 dwarf purple monkeyflower Mimulus nanus Hook. & Arn. MINA dwarf purple monkeyflower Mimulus nanus Hook. & Arn. ssp. cascadensis Ezell, ssp. nov. ined. MINAC dwarf purple monkeyflower Mimulus nanus Hook. & Arn. ssp. nanus MINAN dwarf snapdragon Chaenorhinum (DC.) Reichenb. CHAEN7 dwarf snapdragon Chaenorhinum minus (L.) Lange CHMI Eagle Pass blacksenna Seymeria bipinnatisecta Seem. SEBI6 earleaf false foxglove Agalinis auriculata (Michx.) Blake AGAU3 eastern gray beardtongue Penstemon canescens (Britt.) Britt. PECA8 eastern smooth beardtongue Penstemon laevigatus Ait. PELA8 eastern whiteflower beardtongue Penstemon tenuiflorus Pennell PETE4 Eastwood's monkeyflower Mimulus eastwoodiae Rydb. MIEA Egg Lake monkeyflower Mimulus pygmaeus A.L. Grant MIPY eggleaf beardtongue Penstemon ovatus Dougl. ex Hook. PEOV2 eggleaf coraldrops Besseya oblongifolia Pennell BEOB2 eggleaf monkeyflower Mimulus ovatus (Gray) N. Holmgren MIOV2 elegant Indian paintbrush Castilleja elegans Malte CAEL6 elephanthead lousewort Pedicularis groenlandica Retz. PEGR2 Elmer's snapdragon Sairocarpus elmeri (Rothm.) D.A. Sutton SAEL5 elongated bluehearts Buchnera longifolia Kunth BULO entireleaf Indian paintbrush Castilleja indivisa Engelm. CAIN13 entireleaf yellow false foxglove Aureolaria laevigata (Raf.) Raf. AULA epixiphium Epixiphium (Gray) Munz EPIXI Epixiphium wislizeni Antirrhinum wislizeni (Engelm. ex Gray) Tidestrom ANWI3 Epixiphium wislizeni Asarina wislizeni (Engelm. ex Gray) Pennell ASWI5 Epixiphium wislizeni Maurandya wislizeni Engelm. ex Gray MAWI2 Erwin's red turtlehead Chelone obliqua L. var. erwiniae Pennell & Wherry CHOBE Euphrasia disjuncta Euphrasia arctica Lange ex Rostr. var. disjuncta (Fern. & Wieg.) Cronq. EUARD Euphrasia disjuncta Euphrasia subarctica auct. non Raup [misapplied] EUSU8 Euphrasia mollis Euphrasia arctica Lange ex Rostr. var. mollis (Ledeb.) Welsh EUARM Euphrasia nemorosa Euphrasia americana auct. p.p. EUAM6 Euphrasia nemorosa Euphrasia arctica Lange ex Rostr. ssp. borealis (Townsend) Yeo EUARB Euphrasia nemorosa Euphrasia borealis (Townsend) Wettst. EUBO7 Euphrasia nemorosa Euphrasia canadensis auct. non Townsend [misapplied] EUCA14 Euphrasia nemorosa Euphrasia curta (Fries) Wettst. EUCU6 Euphrasia nemorosa Euphrasia officinalis auct. non L. [misapplied] EUOF2 Euphrasia nemorosa Euphrasia pectinata auct. non Ten. [misapplied] EUPE20 Euphrasia nemorosa Euphrasia tatarica auct. non Fisch. ex Spreng. [misapplied] EUTA2 Euphrasia oakesii Euphrasia williamsii B.L. Robins. EUWI Euphrasia oakesii Euphrasia williamsii B.L. Robins. var. vestita Fern. & Wieg. EUWIV Euphrasia randii Euphrasia purpurea Reeks, non Desf. EUPU12 Euphrasia randii Euphrasia randii B.L. Robins. var. farlowii B.L. Robins. EURAF Euphrasia randii Euphrasia randii B.L. Robins. var. reeksii Fern. EURAR Euphrasia stricta Euphrasia brevipila Burn. & Gremli ex Gremli EUBR14 Euphrasia stricta Euphrasia condensata Jord. EUCO25 Euphrasia stricta Euphrasia officinalis auct. non L. [misapplied] EUOF2 Euphrasia stricta Euphrasia rigidula Jord. EURI3 Euphrasia subarctica Euphrasia arctica Lange ex Rostr. var. disjuncta sensu (Fern. & Wieg.) Cronq. EUARD4 Euphrasia subarctica Euphrasia arctica Lange ex Rostr. var. dolosa (Boivin) Boivin EUARD2 Euphrasia subarctica Euphrasia disjuncta Fern. & Wieg. var. dolosa Boivin EUDID Euphrasia subarctica Euphrasia pennellii Callen p.p. EUPE16 Euphrasia tetraquetra Euphrasia canadensis Townsend EUCA27 European speedwell Veronica beccabunga L. VEBE European yellowrattle Rhinanthus major L. RHMA7 Eustis Lake beardtongue Penstemon australis Small PEAU exserted Indian paintbrush Castilleja exserta (Heller) Chuang & Heckard CAEX14 exserted Indian paintbrush Castilleja exserta (Heller) Chuang & Heckard ssp. exserta CAEXE exserted Indian paintbrush Castilleja exserta (Heller) Chuang & Heckard ssp. venusta (Heller) Chuang & Heckard CAEXV eyebright Euphrasia L. EUPHR eyebright Euphrasia rostkoviana Hayne EURO10 Fairbanks annual Indian paintbrush Castilleja annua Pennell CAAN8 false foxglove Agalinis Raf. AGALI false foxglove Aureolaria Raf. AUREO false monkeyflower Mimetanthe pilosa (Benth.) Greene MIPI5 false pimpernel Lindernia All. LINDE featherleaf kittentails Synthyris pinnatifida S. Wats. SYPI featherleaf kittentails Synthyris pinnatifida S. Wats. var. lanuginosa (Piper) Cronq. SYPIL featherleaf kittentails Synthyris pinnatifida S. Wats. var. pinnatifida SYPIP Fendler's penstemon Penstemon fendleri Torr. & Gray PEFE fernleaf yellow false foxglove Aureolaria pedicularia (L.) Raf. AUPE2 fernleaf yellow false foxglove Aureolaria pedicularia (L.) Raf. var. ambigens (Fern.) Farw. AUPEA fernleaf yellow false foxglove Aureolaria pedicularia (L.) Raf. var. austromontana Pennell AUPEA2 fernleaf yellow false foxglove Aureolaria pedicularia (L.) Raf. var. intercedens Pennell AUPEI fernleaf yellow false foxglove Aureolaria pedicularia (L.) Raf. var. pedicularia AUPEP fernleaved pedicularis Pedicularis cystopteridifolia Rydb. PECY5 field Indian paintbrush Castilleja arvensis Cham. & Schlecht. CAAR21 figwort Scrophularia L. SCROP Filipes snapdragon Neogaerrhinum filipes (Gray) Rothm. NEFI finetooth beardtongue Penstemon subserratus Pennell PESU6 finger speedwell Veronica triphyllos L. VETR firecracker penstemon Penstemon eatonii Gray PEEA firecracker penstemon Penstemon eatonii Gray ssp. eatonii PEEAE2 firecracker penstemon Penstemon eatonii Gray ssp. exsertus (A. Nels.) Keck PEEAE firecracker penstemon Penstemon eatonii Gray ssp. undosus (M.E. Jones) Keck PEEAU firleaf beardtongue Penstemon abietinus Pennell PEAB Flagstaff beardtongue Penstemon nudiflorus Gray PENU flameflower Macranthera flammea (Bartr.) Pennell MAFL4 flaxleaf false foxglove Agalinis linifolia (Nutt.) Britt. AGLI2 fleshy beardtongue Penstemon carnosus Pennell PECA9 Florida hedgehyssop Gratiola floridana Nutt. GRFL2 Flowers's beardtongue Penstemon flowersii Neese & Welsh PEFL8 foothill beardtongue Penstemon heterophyllus Lindl. ssp. australis (Munz & Johnston) Keck PEHEA foul odor monkeyflower Mimulus mephiticus Greene MIME fountainbush Russelia equisetiformis Schlecht. & Cham. RUEQ foxglove Digitalis L. DIGIT Franklin's penstemon Penstemon franklinii Welsh PEFR9 fraternal Indian paintbrush Castilleja fraterna Greenm. CAFR8 Fremont's beardtongue Penstemon fremontii Torr. & Gray ex Gray PEFR Fremont's beardtongue Penstemon fremontii Torr. & Gray ex Gray var. fremontii PEFRF5 Fremont's beardtongue Penstemon fremontii Torr. & Gray ex Gray var. glabrescens Dorn & Lichvar PEFRG Fremont's monkeyflower Mimulus fremontii (Benth.) Gray MIFR2 Fresno County bird's beak Cordylanthus tenuis Gray ssp. barbatus Chuang & Heckard COTEB2 fringed false pimpernel Lindernia ciliata (Colsmann) Pennell LICI4 fringepetal kittentails Synthyris schizantha Piper SYSC Front Range beardtongue Penstemon virens Pennell ex Rydb. PEVI3 frosted Indian paintbrush Castilleja pruinosa Fern. CAPR14 Furbish's lousewort Pedicularis furbishiae S. Wats. PEFU fuzzytongue penstemon Penstemon eriantherus Pursh PEER fuzzytongue penstemon Penstemon eriantherus Pursh var. argillosus M.E. Jones PEERA fuzzytongue penstemon Penstemon eriantherus Pursh var. eriantherus PEERE Gairdner's beardtongue Penstemon gairdneri Hook. PEGA Gairdner's beardtongue Penstemon gairdneri Hook. var. gairdneri PEGAG2 Gairdner's beardtongue Penstemon gairdneri Hook. var. oreganus Gray PEGAO2 Gambelia speciosa Galvezia speciosa (Nutt.) Gray GASP4 garden snapdragon Antirrhinum majus L. ANMA3 Garrett's beardtongue Penstemon scariosus Pennell var. garrettii (Pennell) N. Holmgren PESCG Genevieve's Indian paintbrush Castilleja genevievana Nesom CAGE6 gentian beardtongue Penstemon gentianoides (Kunth) Poir. PEGE3 germander beardtongue Penstemon teucrioides Greene PETE9 germander speedwell Veronica chamaedrys L. VECH ghost flower Mohavea confertiflora (A. DC.) Heller MOCO giant blue eyed Mary Collinsia grandiflora Lindl. COGR2 giant lousewort Pedicularis procera Gray PEPR7 giant red Indian paintbrush Castilleja miniata Dougl. ex Hook. CAMI12 giant red Indian paintbrush Castilleja miniata Dougl. ex Hook. ssp. dixonii (Fern.) Kartesz CAMID2 giant red Indian paintbrush Castilleja miniata Dougl. ex Hook. ssp. miniata CAMIM5 Gibbens's beardtongue Penstemon gibbensii Dorn PEGI4 Gila River waterhyssop Bacopa eisenii (Kellogg) Pennell BAEI gilia beardtongue Penstemon ambiguus Torr. PEAM gilia beardtongue Penstemon ambiguus Torr. var. ambiguus PEAMA gland Indian paintbrush Castilleja glandulifera Pennell CAGL10 glandular speedwell Veronica cymbalaria Bodard VECY80 glandweed Parentucellia Viviani PAREN glaucous beardtongue Penstemon euglaucus English PEEU globe penstemon Penstemon globosus (Piper) Pennell & Keck PEGL5 glossostigma Glossostigma Wight & Arn. GLOSS2 glowing Indian paintbrush Castilleja ornata Eastw. CAOR21 goatweed Capraria biflora L. CABI13 golden desert-snapdragon Mohavea breviflora Coville MOBR golden hedgehyssop Gratiola aurea Pursh GRAU golden Indian paintbrush Castilleja levisecta Greenm. CALE27 Gorman's beardtongue Penstemon gormanii Greene PEGO Grand Coulee owl's-clover Orthocarpus barbatus Cotton ORBA2 Gratiola aurea Gratiola aurea Pursh var. obtusa Pennell GRAUO Gratiola aurea Gratiola lutea Raf. GRLU Gratiola hispida Gratiola subulata Baldw. ex Benth. GRSU3 Gratiola hispida Sophronanthe hispida Benth. ex Lindl. SOHI8 Gratiola neglecta Gratiola neglecta Torr. var. glaberrima Fern. GRNEG Gratiola pilosa Gratiola pilosa Michx. var. epilis Pennell GRPIE Gratiola pilosa Sophronanthe pilosa (Michx.) Small SOPI4 Gratiola pilosa Tragiola pilosa (Michx.) Small & Pennell TRPI7 Gratiola pilosa Tragiola pilosa (Michx.) Small & Pennell ssp. epilis (Pennell) Pennell TRPIE Gratiola virginiana var. virginiana Gratiola sphaerocarpa Ell. GRSP3 Gratiola viscidula Gratiola viscidula Pennell ssp. shortii Dur. ex Pennell GRVIS2 Gratiola viscidula Gratiola viscidula Pennell var. shortii (Dur. ex Pennell) Gleason GRVIS Gratiola viscidula Gratiola viscosa Schwein. GRVI4 gray field speedwell Veronica polita Fries VEPO gray-woolly twintip Stemodia lanata Sess? & Moci?o ex Benth. STLA17 Grecian foxglove Digitalis lanata Ehrh. DILA3 green false foxglove Agalinis viridis (Small) Pennell AGVI5 green field speedwell Veronica agrestis L. VEAG green Indian paintbrush Castilleja chrymactis Pennell CACH8 greenbright Gambelia Nutt. GAMBE Greene's blue eyed Mary Collinsia greenei Gray COGR3 greentinge Indian paintbrush Castilleja chlorotica Piper CACH15 Griffin's beardtongue Penstemon griffinii A. Nels. PEGR20 Grinnell's beardtongue Penstemon grinnellii Eastw. PEGR8 Grinnell's beardtongue Penstemon grinnellii Eastw. ssp. grinnellii PEGRG4 Grinnell's beardtongue Penstemon grinnellii Eastw. ssp. scrophularioides (M.E. Jones) Munz PEGRS Guadalupe beardtongue Penstemon guadalupensis Heller PEGU hackberry beardtongue Penstemon subulatus M.E. Jones PESU7 hairy beardtongue Penstemon hirsutus (L.) Willd. PEHI hairy bird's beak Cordylanthus pilosus Gray ssp. pilosus COPIP hairy bird's beak Cordylanthus pilosus Gray ssp. trifidus (Robins. & Greenm.) Chuang & Heckard COPIT hairy bird's-beak Cordylanthus pilosus Gray COPI2 hairy Indian paintbrush Castilleja tenuis (Heller) Chuang & Heckard CATE26 hairy kittentails Synthyris pinnatifida S. Wats. var. canescens (Pennell) Cronq. SYPIC hairy lousewort Pedicularis hirsuta L. PEHI4 hairy purslane speedwell Veronica peregrina L. ssp. xalapensis (Kunth) Pennell VEPEX2 Hall's beardtongue Penstemon hallii Gray PEHA9 handsome beardtongue Penstemon lentus Pennell PELE2 handsome beardtongue Penstemon lentus Pennell var. albiflorus (Keck) Reveal PELEA3 handsome beardtongue Penstemon lentus Pennell var. lentus PELEL2 Hansen's bird's beak Cordylanthus pilosus Gray ssp. hansenii (Ferris) Chuang & Heckard COPIH Harbour's beardtongue Penstemon harbourii Gray PEHA10 harlequin monkeyflower Mimulus whitneyi Gray MIWH3 harlequin spiralseed Schistophragma intermedia (Gray) Pennell SCIN3 Harrington's beardtongue Penstemon harringtonii Penl. PEHA11 harsh Indian paintbrush Castilleja hispida Benth. CAHI9 harsh Indian paintbrush Castilleja hispida Benth. ssp. hispida CAHIH2 Hartweg's beardtongue Penstemon hartwegii Benth. PEHA18 Hayden's Indian paintbrush Castilleja haydenii (Gray) Cockerell CAHA16 heartleaf keckiella Keckiella cordifolia (Benth.) Straw KECO heartleaf speedwell Veronica grandis Fisch. ex Spreng. VEGR3 hebe Hebe Comm. ex Juss. HEBE Hebe ?franciscana Veronica decussata auct. non Ait. [misapplied] VEDE6 Hebe ?franciscana Veronica franciscana Eastw. VEFR Hebe speciosa Veronica speciosa R. Cunningham ex A. Cunningham VESP4 Heckard's Indian paintbrush Castilleja montigena Heckard CAMO20 hedgehyssop Gratiola L. GRATI hedgehyssop Gratiola officinalis L. GROF Heller's beardtongue Penstemon triflorus Heller PETR2 Heller's beardtongue Penstemon triflorus Heller ssp. integrifolius Pennell PETRI Heller's beardtongue Penstemon triflorus Heller ssp. triflorus PETRT2 Heller's bird's-beak Cordylanthus kingii S. Wats. ssp. helleri (Ferris) Chuang & Heckard COKIH hemichaena Hemichaena Benth. HEMIC2 Henry Indian paintbrush Castilleja parviflora Bong. var. oreopola (Greenm.) Ownbey CAPAO herb of grace Bacopa monnieri (L.) Pennell BAMO herbaceous penstemon Penstemon rydbergii A. Nels. var. oreocharis (Greene) N. Holmgren PERYO Hetch Hetchy monkeyflower Mimulus biolettii Eastw. MIBI7 Higgins's beardtongue Penstemon leonardii Rydb. var. higginsii Neese PELEH high mountain penstemon Penstemon flavescens Pennell PEFL6 hispid bird's-beak Cordylanthus mollis Gray ssp. hispidus (Pennell) Chuang & Heckard COMOH Holmgrenanthe petrophila Asarina petrophila (Coville & Morton) Pennell ASPE13 Holmgrenanthe petrophila Maurandella petrophila (Coville & Morton) Rothm. MAPE7 Holmgrenanthe petrophila Maurandya petrophila Coville & Morton MAPE Hopp's figwort Scrophularia canina L. ssp. hoppii (Koch) Fourn. SCCAH horsefly's eye Dopatrium junceum (Roxb.) Buch.-Ham. ex Benth. DOJU Howell's lousewort Pedicularis howellii Gray PEHO howelliella Howelliella Rothm. HOWEL2 Howelliella ovata Antirrhinum ovatum Eastw. ANOV Huachuca Mountain Indian paintbrush Castilleja patriotica Fern. CAPA41 Hudson Bay eyebright Euphrasia hudsoniana Fern. & Wieg. EUHU2 Hudson Bay eyebright Euphrasia hudsoniana Fern. & Wieg. var. contracta Sell & Yeo EUHUC Hudson Bay eyebright Euphrasia hudsoniana Fern. & Wieg. var. ramosior Sell & Yeo EUHUR Humboldt Bay owl's-clover Castilleja ambigua Hook. & Arn. ssp. humboldtiensis (Keck) Chuang & Heckard CAAMH Idaho beardtongue Penstemon idahoensis Atwood & Welsh PEID Idaho kittentails Synthyris platycarpa Gail & Pennell SYPL Indian marshweed Limnophila indica (L.) Druce LIIN5 Indian paintbrush Castilleja Mutis ex L. f. CASTI2 Indian warrior Pedicularis densiflora Benth. ex Hook. PEDE Indian warrior Pedicularis densiflora Benth. ex Hook. ssp. aurantiaca E. Sprague PEDEA Indian warrior Pedicularis densiflora Benth. ex Hook. ssp. densiflora PEDED inflated beardtongue Penstemon inflatus Crosswhite PEIN9 Inyo beardtongue Penstemon papillatus J.T. Howell PEPA9 island bush monkeyflower Diplacus parviflorus Greene DIPA10 island speedwell Veronica plebia R. Br. VEPL2 Italian toadflax Linaria angustissima (Loisel.) Borb LIAN10 ivyleaf speedwell Veronica hederifolia L. VEHE2 Jackson false foxglove Agalinis filicaulis (Benth.) Pennell AGFI Jaeger's beardtongue Penstemon thompsoniae (Gray) Rydb. ssp. jaegeri Keck PETHJ James's beardtongue Penstemon jamesii Benth. PEJA James's monkeyflower Mimulus glabratus Kunth var. jamesii (Torr. & Gray ex Benth.) Gray MIGLJ Japanese mazus Mazus pumilus (Burm. f.) Steenis MAPU7 Jepson's monkeyflower Mimulus jepsonii A.L. Grant MIJE johnny-nip Castilleja ambigua Hook. & Arn. CAAM32 johnny-nip Castilleja ambigua Hook. & Arn. ssp. ambigua CAAMA3 johnny-nip Castilleja ambigua Hook. & Arn. ssp. insalutata (Jepson) Chuang & Heckard CAAMI2 johnny-tuck Triphysaria eriantha (Benth.) Chuang & Heckard TRER6 johnny-tuck Triphysaria eriantha (Benth.) Chuang & Heckard ssp. eriantha TRERE2 johnny-tuck Triphysaria eriantha (Benth.) Chuang & Heckard ssp. rosea (Gray) Chuang & Heckard TRERR Johnston's monkeyflower Mimulus johnstonii A.L. Grant MIJO Jones's beardtongue Penstemon dolius M.E. Jones ex Pennell PEDO3 Jones's beardtongue Penstemon dolius M.E. Jones ex Pennell var. dolius PEDOD2 Kaibab bird's beak Cordylanthus wrightii Gray ssp. kaibabensis Chuang & Heckard COWRK Kaibab Plateau beardtongue Penstemon pseudoputus (Crosswhite) N. Holmgren PEPS3 Kaibab Plateau Indian paintbrush Castilleja kaibabensis N. Holmgren CAKA6 Kaiparowits beardtongue Penstemon atwoodii Welsh PEAT4 Kaweah monkeyflower Mimulus norrisii Heckard & Shevock MINO Kaweah River bush monkeyflower Diplacus calycinus Eastw. DICA12 Kawich Range beardtongue Penstemon pudicus Reveal & Beatley PEPU11 Keck's beardtongue Penstemon leiophyllus Pennell var. keckii (Clokey) N. Holmgren PELEK keckiella Keckiella Straw KECKI Keckiella antirrhinoides Keckiella antirrhinoides (Benth.) Straw var. antirrhinoides (Benth.) Straw [superfluous autonym] KEANA3 Keckiella antirrhinoides ssp. antirrhinoides Penstemon antirrhinoides Benth. PEAN10 Keckiella antirrhinoides ssp. microphylla Keckiella antirrhinoides (Benth.) Straw var. microphylla (Gray) N. Holmgren KEANM2 Keckiella antirrhinoides ssp. microphylla Penstemon antirrhinoides Benth. ssp. microphyllus (Gray) Keck PEANM Keckiella antirrhinoides ssp. microphylla Penstemon microphyllus Gray PEMI12 Keckiella breviflora Keckiella breviflora (Lindl.) Straw var. breviflora (Lindl.) Straw [superfluous autonym] KEBRB2 Keckiella breviflora ssp. breviflora Penstemon breviflorus Lindl. PEBR15 Keckiella breviflora ssp. glabrisepala Keckiella breviflora (Lindl.) Straw var. glabrisepala (Keck) N. Holmgren KEBRG2 Keckiella breviflora ssp. glabrisepala Penstemon breviflorus Lindl. ssp. glabrisepalus Keck PEBRG Keckiella cordifolia Penstemon cordifolius Benth. PECO30 Keckiella corymbosa Penstemon corymbosus Benth. ex A. DC. PECO25 Keckiella lemmonii Penstemon lemmonii Gray PELE13 Keckiella rothrockii Keckiella rothrockii (Gray) Straw var. rothrockii (Gray) Straw [superfluous autonym] KEROR3 Keckiella rothrockii ssp. jacintensis Keckiella rothrockii (Gray) Straw var. jacintensis (Abrams) N. Holmgren KEROJ3 Keckiella rothrockii ssp. jacintensis Penstemon rothrockii Gray ssp. jacintensis (Abrams) Keck PEROJ Keckiella rothrockii ssp. rothrockii Penstemon rothrockii Gray PERO8 Keckiella ternata Keckiella ternata (Torr.) Straw var. ternata (Torr.) Straw [superfluous autonym] KETET3 Keckiella ternata ssp. septentrionalis Keckiella ternata (Torr. ex Gray) Straw var. septentrionalis (Munz & Johnston) N. Holmgren KETES2 Keckiella ternata ssp. septentrionalis Penstemon ternatus Torr. ex Gray ssp. septentrionalis (Munz & Johnston) Keck PETES Keckiella ternata ssp. ternata Penstemon ternatus Torr. ex Gray PETE15 Kellog snapdragon Neogaerrhinum strictum (Hook. & Arn.) Rothm. NEST2 Kellogg's monkeyflower Mimulus kelloggii (Curran ex Greene) Curran ex Gray MIKE Kelso Creek monkeyflower Mimulus shevockii Heckard & Bacig. MISH Kenilworth ivy Cymbalaria muralis P.G. Gaertn., B. Mey. & Scherb. CYMU Kern Plateau bird's-beak Cordylanthus eremicus (Coville & Morton) Munz ssp. kernensis Chuang & Heckard COERK Kickxia elatine Antirrhinum elatine L. ANEL6 Kickxia elatine Linaria elatine (L.) P. Mill. LIEL5 Kickxia spuria Antirrhinum spurium L. ANSP7 King's beardtongue Penstemon kingii S. Wats. PEKI King's bird's-beak Cordylanthus kingii S. Wats. COKI King's bird's-beak Cordylanthus kingii S. Wats. ssp. densiflorus Chuang & Heckard COKID King's bird's-beak Cordylanthus kingii S. Wats. ssp. kingii COKIK Kings River monkeyflower Mimulus acutidens Greene MIAC2 kittentail Besseya Rydb. BESSE kittentails Synthyris Benth. SYNTH2 Labrador Indian paintbrush Castilleja septentrionalis Lindl. CASE4 Labrador lousewort Pedicularis labradorica Wirsing PELA Labrador lousewort Pedicularis labradorica Wirsing var. labradorica PELAL13 lagotis Lagotis Gaertn. LAGOT Lagotis minor Lagotis glauca Gaertn. ssp. minor (Willd.) Hult LAGLM Lagotis minor Lagotis glauca Gaertn. var. stelleri (Cham. & Schlecht.) Trautv. LAGLS2 Lagotis minor Lagotis stelleri (Cham. & Schlecht.) Raup LAST6 lanceleaf beardtongue Penstemon ramosus Crosswhite PERA8 lanceleaf figwort Scrophularia lanceolata Pursh SCLA Langsdorf's lousewort Pedicularis langsdorfii Fisch. ex Stev. PELA3 Langsdorf's lousewort Pedicularis langsdorfii Fisch. ex Stev. ssp. langsdorfii PELAL5 Lapland lousewort Pedicularis lapponica L. PELA4 Lapoint beardtongue Penstemon goodrichii N. Holmgren PEGO2 larchleaf beardtongue Penstemon laricifolius Hook. & Arn. PELA9 larchleaf beardtongue Penstemon laricifolius Hook. & Arn. ssp. exilifolius (A. Nels.) Keck PELAE larchleaf beardtongue Penstemon laricifolius Hook. & Arn. ssp. laricifolius PELAL7 large beardtongue Penstemon grandiflorus Nutt. PEGR7 largeflower bush monkeyflower Diplacus grandiflorus (Lindl.) Groenl. DIGR5 largeflower speedwell Veronica grandiflora Gaertn. VEGR largeflower yellow false foxglove Aureolaria grandiflora (Benth.) Pennell AUGR largeflower yellow false foxglove Aureolaria grandiflora (Benth.) Pennell var. cinerea Pennell AUGRC largeflower yellow false foxglove Aureolaria grandiflora (Benth.) Pennell var. grandiflora AUGRG largeflower yellow false foxglove Aureolaria grandiflora (Benth.) Pennell var. pulchra Pennell AUGRP largeflower yellow false foxglove Aureolaria grandiflora (Benth.) Pennell var. serrata (Torr. ex Benth.) Pennell AUGRS late-flowering yellowrattle Rhinanthus serotinus (Sch?nh) Oborny RHSE9 Layne's monkeyflower Mimulus layneae (Greene) Jepson MILA5 least snapdragon Sairocarpus kingii (S. Wats.) D.A. Sutton SAKI Lemhi penstemon Penstemon lemhiensis (Keck) Keck & Cronq. PELE8 Lemmon's Indian paintbrush Castilleja lemmonii Gray CALE18 Lemmon's keckiella Keckiella lemmonii (Gray) Straw KELE Leonard's beardtongue Penstemon leonardii Rydb. PELE9 Leonard's beardtongue Penstemon leonardii Rydb. var. leonardii PELEL3 Leonard's beardtongue Penstemon leonardii Rydb. var. patricus (N. Holmgren) Neese PELEP leoncita false foxglove Agalinis calycina Pennell AGCA7 lesser baby innocence Tonella tenella (Benth.) Heller TOTE lesser butter and eggs Linaria supina (L.) Chaz. LISU3 lesser Indian paintbrush Castilleja minor (Gray) Gray CAMI13 lesser Indian paintbrush Castilleja minor (Gray) Gray ssp. minor CAMIM6 lesser Indian paintbrush Castilleja minor (Gray) Gray ssp. spiralis (Jepson) Chuang & Heckard CAMIS3 lesser snapdragon Sairocarpus pusillus (Brandeg.) D.A. Sutton SAPU18 Leucophyllum candidum Leucophyllum violaceum Pennell LEVI11 Leucophyllum frutescens Terania frutescens Berl. TEFR leucospora Leucospora Nutt. LEUCO4 Leucospora multifida Conobea multifida (Michx.) Benth. COMU4 licorice weed Scoparia dulcis L. SCDU3 licorice weed Scoparia L. SCOPA lilac penstemon Penstemon gracilis Nutt. PEGR5 lilac penstemon Penstemon gracilis Nutt. var. gracilis PEGRG3 lilac snapdragon Antirrhinum bellidifolium (L.) Willd. ANBE5 limestone beardtongue Penstemon calcareus Brandeg. PECA5 limnophila Limnophila aromatica Merrill LIAR11 limnophila Limnophila fragrans Seem. LIFR3 Limnophila indica Hottonia indica L. HOIN4 Limosella australis Limosella aquatica L. var. tenuifolia Hoffmann LIAQT Limosella australis Limosella subulata Ives LISU2 limpia blacksenna Seymeria scabra Gray SESC3 Linaria angustissima Linaria italica Trev. LIIT Linaria dalmatica ssp. dalmatica Linaria genistifolia (L.) P. Mill. ssp. dalmatica (L.) Maire & Petitm. LIGED Linaria dalmatica ssp. dalmatica Linaria jattae Palanza LIJA3 Linaria dalmatica ssp. macedonica Linaria dalmatica (L.) P. Mill. var. macedonica (Griseb.) Vandas LIDAM2 Linaria dalmatica ssp. macedonica Linaria macedonica Griseb. LIMA11 Linaria vulgaris Linaria linaria (L.) Karst. LILI6 Lindernia antipoda Ruellia antipoda L. RUAN6 Lindernia crustacea Capraria crustacea L. CACR21 Lindernia crustacea Lindernia crustacea (L.) F. Muell. var. smithii O. Deg. & Ruhle LICRS Lindernia crustacea Torenia crustacea (L.) Cham. & Schlecht. TOCR Lindernia diffusa Vandellia diffusa L. VADI3 Lindernia dubia var. anagallidea Ilysanthes anagalidea (Michx.) Robinson ILAN3 Lindernia dubia var. anagallidea Ilysanthes inequalis (Walt.) Pennell ILIN Lindernia dubia var. anagallidea Lindernia anagallidea (Michx.) Pennell LIAN2 Lindernia dubia var. dubia Gratiola dubia L. GRDU Lindernia dubia var. dubia Ilysanthes attenuata (Spreng.) Small ILAT3 Lindernia dubia var. dubia Ilysanthes dubia (L.) Barnh. ILDU Lindernia dubia var. dubia Lindernia dubia (L.) Pennell var. inundata (Pennell) Pennell LIDUI Lindernia dubia var. dubia Lindernia dubia (L.) Pennell var. major (Pursh) Pennell LIDUM Lindernia dubia var. dubia Lindernia dubia (L.) Pennell var. riparia (Raf.) Fern. LIDUR Lindernia dubia var. dubia Lindernia dubia (L.) Pennell var. typica Pennell LIDUT Lindernia dubia var. dubia Lindernia procumbens auct. non (Knock.) Borb. [misapplied] LIPR2 Lindernia dubia var. dubia Lindernia pyxidaria sensu Pennell, non L. LIPY3 Lindernia grandiflora Ilysanthes grandiflora (Nutt.) Benth. ILGR2 Lindernia monticola Ilysanthes monticola (Nutt.) Raf. ILMO2 Lindernia monticola Ilysanthes saxicola (M.A. Curtis) Chapman ILSA Lindernia monticola Lindernia saxicola M.A. Curtis LISA3 Lindheimer's Indian paintbrush Castilleja purpurea (Nutt.) G. Don var. lindheimeri (Gray) Shinners CAPUL linearleaf snapdragon Misopates orontium (L.) Raf. MIOR lineseed Bellardia All. BELLA little amphianthus Amphianthus pusillus Torr. AMPU7 little elephantshead Pedicularis attollens Gray PEAT little elephantshead Pedicularis attollens Gray ssp. attollens PEATA little elephantshead Pedicularis attollens Gray ssp. protogyna Pennell PEATP3 little purple monkeyflower Mimulus purpureus A.L. Grant MIPU4 little purple monkeyflower Mimulus purpureus A.L. Grant var. pauxillus A.L. Grant MIPUP5 little purple monkeyflower Mimulus purpureus A.L. Grant var. purpureus MIPUP6 little reddish Indian paintbrush Castilleja rubida Piper CARU8 little redstem monkeyflower Mimulus rubellus Gray MIRU little weaselsnout Lagotis minor (Willd.) Standl. LAMI6 little yellowrattle Rhinanthus minor L. RHMI13 little yellowrattle Rhinanthus minor L. ssp. minor RHMIM littlecup beardtongue Penstemon sepalulus A. Nels. PESE13 littleflower figwort Scrophularia minutiflora Pennell SCMI8 littleflower penstemon Penstemon procerus Dougl. ex Graham PEPR2 littleleaf bush penstemon Penstemon fruticosus (Pursh) Greene var. scouleri (Lindl.) Cronq. PEFRS liverwort monkeyflower Mimulus jungermannioides Suksdorf MIJU Lompoc Mesa bush monkeyflower Diplacus lompocensis McMinn DILO5 Lone Pine beardtongue Penstemon patens (M.E. Jones) N. Holmgren PEPA27 longflower penstemon Penstemon longiflorus (Pennell) S.L. Clark PELO5 longleaf Indian paintbrush Castilleja subinclusa Greene CASU10 longleaf Indian paintbrush Castilleja subinclusa Greene ssp. franciscana (Pennell) Chuang & Heckard CASUF2 longleaf Indian paintbrush Castilleja subinclusa Greene ssp. subinclusa CASUS7 longleaf speedwell Pseudolysimachion longifolium (L.) Opiz PSLO6 longsac penstemon Penstemon eriantherus Pursh var. redactus Pennell & Keck PEERR longsepal beardtongue Penstemon calycosus Small PECA7 longspike Indian paintbrush Castilleja pilosa (S. Wats.) Rydb. var. longispica (A. Nels.) N. Holmgren CAPIL lophospermum Lophospermum D. Don LOPHO6 Lophospermum erubescens Asarina erubescens (D. Don) Pennell ASER7 Los Alamos beardtongue Penstemon alamosensis Pennell & Nisbet PEAL10 lousewort Pedicularis L. PEDIC lousewort Pedicularis sylvatica L. PESY low beardtongue Penstemon humilis Nutt. ex Gray PEHU low beardtongue Penstemon humilis Nutt. ex Gray ssp. brevifolius (Gray) Keck PEHUB low beardtongue Penstemon humilis Nutt. ex Gray ssp. humilis PEHUH low beardtongue Penstemon humilis Nutt. ex Gray ssp. obtusifolius (Pennell) Keck PEHUO lowland beardtongue Penstemon alluviorum Pennell PEAL4 Lyall's beardtongue Penstemon lyallii (Gray) Gray PELY2 mabrya Mabrya Elisens MABRY Mabrya acerifolia Asarina acerifolia (Pennell) Pennell ASAC9 Mabrya acerifolia Maurandya acerifolia Pennell MAAC2 macranthera Macranthera Nutt. ex Benth. MACRA2 Maguire's penstemon Penstemon linarioides Gray ssp. maguirei Keck PELIM maiden blue eyed Mary Collinsia parviflora Lindl. COPA3 Malaysian false pimpernel Lindernia crustacea (L.) F. Muell. LICR Malheur penstemon Penstemon miser Gray PEMI3 manatee mudflower Micranthemum glomeratum (Chapman) Shinners MIGL6 Mancos penstemon Penstemon strictiformis Rydb. PEST9 manyflower beardtongue Penstemon multiflorus Chapman ex Benth. PEMU9 manyflower tonella Tonella floribunda Gray TOFL manyflowered monkeyflower Mimulus floribundus Lindl. MIFL2 Marcus's beardtongue Penstemon marcusii (Keck) N. Holmgren PEMA13 Mariposa monkeyflower Mimulus grayi A.L. Grant MIGR4 maritime eyebright Euphrasia tetraquetra (Br?biss.) Arrond. EUTE8 marshmeadow Indian paintbrush Castilleja lineata Greene CALI5 marshweed Limnophila R. Br. LIMNO4 mat penstemon Penstemon caespitosus Nutt. ex Gray PECA4 mat penstemon Penstemon caespitosus Nutt. ex Gray var. caespitosus PECAC4 mat penstemon Penstemon caespitosus Nutt. ex Gray var. desertipicti (A. Nels.) N. Holmgren PECAD2 mat penstemon Penstemon caespitosus Nutt. ex Gray var. perbrevis (Pennell) N. Holmgren PECAP2 matroot penstemon Penstemon radicosus A. Nels. PERA2 maurandella Maurandella (Gray) Rothm. MAURA2 Maurandella antirrhiniflora Antirrhinum maurandioides Gray ANMA13 Maurandella antirrhiniflora Asarina antirrhiniflora (Humb. & Bonpl. ex Willd.) Pennell ASAN11 Maurandella antirrhiniflora Maurandya antirrhiniflora Humb. & Bonpl. ex Willd. MAAN6 maurandya Maurandya Ortega MAURA mazus Mazus Lour. MAZUS Mazus miquelii Mazus reptans N.E. Br. MARE5 Mazus pumilus Mazus japonicus (Thunb.) Kuntze MAJA McNulty Mine monkeyflower Mimulus cupriphilus M. Macnair MICU7 meadow beardtongue Penstemon rydbergii A. Nels. var. aggregatus (Pennell) N. Holmgren PERYA meadow lousewort Pedicularis crenulata Benth. PECR mecardonia Mecardonia Ruiz & Pav?n MECAR Mecardonia acuminata var. acuminata Bacopa acuminata (Walt.) B.L. Robins. BAAC Mecardonia acuminata var. acuminata Pagesia acuminata (Walt.) Pennell PAAC10 Mecardonia acuminata var. microphylla Bacopa acuminata (Walt.) B.L. Robins. var. microphylla (Raf.) Fern. BAACM Mecardonia procumbens Mecardonia dianthera Pennell MEDI3 Mecardonia procumbens Mecardonia peduncularis (Benth.) Small MEPE7 Mecardonia procumbens Mecardonia tenuis Small METE2 Mecardonia procumbens Mecardonia vandellioides auct. non (Kunth) Pennell [misapplied] MEVA Mediterranean figwort Scrophularia peregrina L. SCPE11 Mediterranean lineseed Bellardia trixago (L.) All. BETR Melampyrum lineare var. latifolium Melampyrum latifolium (Bart.) Muhl. ex Britt. MELA6 Melampyrum lineare var. lineare Melampyrum lineare Desr. var. americanum (Michx.) Beauverd MELIA2 Mendocino Coast Indian paintbrush Castilleja mendocinensis (Eastw.) Pennell CAME21 Menzies's penstemon Penstemon davidsonii Greene var. menziesii (Keck) Cronq. PEDAM2 Metcalfe's beardtongue Penstemon metcalfei Woot. & Standl. PEME15 Mexican Indian paintbrush Castilleja mexicana (Hemsl.) Gray CAME17 Mexican twist Lophospermum erubescens D. Don LOER3 Mexican viper Maurandya barclaiana Lindl. MABA5 Michigan monkeyflower Mimulus glabratus Kunth var. michiganensis (Pennell) Fassett MIGLM Micranthemum glomeratum Hemianthus glomeratus (Chapman) Pennell HEGL14 Micranthemum micranthemoides Hemianthus micranthemoides Nutt. HEMI4 Micranthemum umbrosum Globifera umbrosa J.F. Gmel. GLUM Micranthemum umbrosum Hemianthus callitrichoides Griseb. HECA12 Middleton false foxglove Agalinis neoscotica (Greene) Fern. AGNE5 mimetanthe Mimetanthe Greene MIMET Mimetanthe pilosa Mimulus pilosus (Benth.) S. Wats. MIPI8 Mimulus acutidens Mimulus inconspicuus Gray var. acutidens (Greene) Gray MIINA Mimulus androsaceus Mimulus palmeri Gray var. androsaceus (Curran ex Greene) Gray MIPAA Mimulus angustatus Eunanus angustatus (Gray) Greene EUAN5 Mimulus angustatus Eunanus coulteri Harvey & Gray ex Benth. var. angustatus Gray EUCOA2 Mimulus angustatus Mimulus clarkii Kellogg ex Curran MICL4 Mimulus angustatus Mimulus tricolor Hartw. ex Lindl. var. angustatus (Gray) Gray MITRA2 Mimulus angustifolius Eunanus angustifolius Greene EUAN6 Mimulus barbatus Mimulus deflexus S. Wats. MIDE9 Mimulus bicolor Mimulus prattenii Dur. MIPR5 Mimulus bigelovii var. bigelovii Eunanus bigelovii Gray EUBI8 Mimulus bigelovii var. bigelovii Mimulus bigelovii (Gray) Gray var. cuspidatus A.L. Grant MIBIC Mimulus bolanderi Eunanus bolanderi (Gray) Greene EUBO8 Mimulus bolanderi Mimulus bolanderi Gray var. brachydontus A.L. Grant MIBOB Mimulus bolanderi Mimulus brevipes Gray, non Benth. MIBR11 Mimulus breviflorus Mimulus inflatulus Suksdorf MIIN4 Mimulus brevipes Eunanus brevipes (Benth.) Greene EUBR5 Mimulus breweri Eunanus breweri Greene EUBR6 Mimulus breweri Mimulus rubellus Gray var. breweri (Greene) Jepson MIRUB Mimulus cardinalis Diplacus cardinalis (Dougl. ex Benth.) Groenl. DICA16 Mimulus cardinalis Erythranthe cardinalis (Dougl. ex Benth.) Spach ERCA23 Mimulus cardinalis Mimulus cardinalis Dougl. ex Benth. var. exsul Greene MICAE Mimulus cardinalis Mimulus cardinalis Dougl. ex Benth. var. griseus Greene MICAG Mimulus cardinalis Mimulus cardinalis Dougl. ex Benth. var. rigens Greene MICAR Mimulus cardinalis Mimulus cardinalis Dougl. ex Benth. var. verbenaceus (Greene) Kearney & Peebles MICAV Mimulus cardinalis Mimulus verbenaceus Greene MIVE Mimulus clivicola Eunanus clivicola (Greenm.) Heller EUCL4 Mimulus coccineus Mimulus stamineus A.L. Grant MIST8 Mimulus coccineus Mimulus wolfii Eastw. MIWO Mimulus congdonii Eunanus congdonii (B.L. Robins.) Greene EUCO14 Mimulus congdonii Eunanus douglasii Benth. var. parviflorus Greene EUDOP Mimulus congdonii Eunanus kelloggii Curran ex Greene var. parviflorus (Greene) Jepson EUKEP Mimulus congdonii Mimulus modestus Eastw. MIMO5 Mimulus cupreus Mimulus luteus L. var. cupreus (hort. ex Dombrain) Hook. MILUC Mimulus cusickii Eunanus cusickii Greene EUCU8 Mimulus dentilobus Mimulus parvulus Woot. & Standl. MIPA16 Mimulus diffusus Mimulus grantianus Eastw. MIGR8 Mimulus douglasii Eunanus douglasii Benth. EUDO3 Mimulus douglasii Eunanus subuniflorus (Hook. & Arn.) Greene EUSU4 Mimulus douglasii Mimulus atropurpureus Kellogg MIAT Mimulus douglasii Mimulus nanus Hook. & Arn. var. subuniflorus Hook. & Arn. MINAS Mimulus douglasii Mimulus subuniflorus (Greene) Jepson MISU4 Mimulus eastwoodiae Mimulus cardinalis Eastw., non Dougl. ex Benth. MICA12 Mimulus floribundus Mimulus deltoides Gandog. MIDE10 Mimulus floribundus Mimulus floribundus Lindl. ssp. moorei Iltis MIFLM2 Mimulus floribundus Mimulus floribundus Lindl. var. geniculatus (Greene) A.L. Grant MIFLG Mimulus floribundus Mimulus floribundus Lindl. var. membranaceus (A. Nels.) A.L. Grant MIFLM Mimulus floribundus Mimulus floribundus Lindl. var. subulatus A.L. Grant MIFLS Mimulus floribundus Mimulus geniculatus Greene MIGE4 Mimulus floribundus Mimulus membranaceus A. Nels. MIME2 Mimulus floribundus Mimulus multiflorus Pennell MIMU3 Mimulus floribundus Mimulus peduncularis Dougl. ex Benth. MIPE7 Mimulus floribundus Mimulus pubescens Benth. MIPU16 Mimulus floribundus Mimulus serotinus Suksdorf MISE4 Mimulus floribundus Mimulus subulatus (A.L. Grant) Pennell MISU5 Mimulus floribundus Mimulus trisulcatus Pennell MITR7 Mimulus fremontii Eunanus fremontii Benth. EUFR4 Mimulus fremontii Mimulus glabratus Kunth ssp. fremontii (Benth.) Pennell MIGLF2 Mimulus glabratus var. glabratus Mimulus glabratus Kunth ssp. typicus Pennell MIGLT Mimulus glabratus var. glabratus Mimulus glabratus Kunth ssp. utahensis Pennell MIGLU Mimulus glabratus var. glabratus Mimulus jamesii Torr. & Gray ex Benth. var. texensis Gray MIJAT Mimulus glabratus var. jamesii Mimulus geyeri Torr. MIGE3 Mimulus glabratus var. jamesii Mimulus glabratus Kunth var. fremontii (Benth.) A.L. Grant MIGLF Mimulus glabratus var. jamesii Mimulus inamoenus Greene MIIN5 Mimulus glabratus var. jamesii Mimulus jamesii Torr. & Gray ex Benth. MIJA2 Mimulus glabratus var. jamesii Mimulus jamesii Torr. & Gray ex Benth. var. fremontii Benth. MIJAF Mimulus glabratus var. jamesii Mimulus reniformis Engelm. ex Benth. MIRE4 Mimulus glabratus var. michiganensis Mimulus glabratus Kunth ssp. michiganensis Pennell MIGLM2 Mimulus glaucescens Mimulus guttatus DC. var. glaucescens (Greene) Jepson MIGUG Mimulus guttatus Mimulus arvensis Greene MIAR6 Mimulus guttatus Mimulus bakeri Gandog. MIBA4 Mimulus guttatus Mimulus brachystylis Edwin MIBR8 Mimulus guttatus Mimulus clementinus Greene MICL5 Mimulus guttatus Mimulus cordatus Greene MICO10 Mimulus guttatus Mimulus cuspidata Greene MICU5 Mimulus guttatus Mimulus decorus (A.L. Grant) Suksdorf MIDE11 Mimulus guttatus Mimulus equinnus Greene MIEQ Mimulus guttatus Mimulus glabratus Kunth var. ascendens Gray MIGLA Mimulus guttatus Mimulus glareosus Greene MIGL8 Mimulus guttatus Mimulus grandiflorus J.T. Howell MIGR9 Mimulus guttatus Mimulus grandis (Greene) Heller MIGR11 Mimulus guttatus Mimulus guttatus DC. ssp. arenicola Pennell MIGUA Mimulus guttatus Mimulus guttatus DC. ssp. arvensis (Greene) Munz MIGUA2 Mimulus guttatus Mimulus guttatus DC. ssp. haidensis Calder & Taylor MIGUH Mimulus guttatus Mimulus guttatus DC. ssp. litoralis Pennell MIGUL2 Mimulus guttatus Mimulus guttatus DC. ssp. micranthus (Heller) Munz MIGUM Mimulus guttatus Mimulus guttatus DC. ssp. scouleri (Hook.) Pennell MIGUS Mimulus guttatus Mimulus guttatus DC. var. arvensis (Greene) A.L. Grant MIGUA3 Mimulus guttatus Mimulus guttatus DC. var. decorus A.L. Grant MIGUD Mimulus guttatus Mimulus guttatus DC. var. depauperatus (Gray) A.L. Grant MIGUD2 Mimulus guttatus Mimulus guttatus DC. var. gracilis (Gray) Campbell MIGUG3 Mimulus guttatus Mimulus guttatus DC. var. grandis Greene MIGUG2 Mimulus guttatus Mimulus guttatus DC. var. hallii (Greene) A.L. Grant MIGUH2 Mimulus guttatus Mimulus guttatus DC. var. insignis Greene MIGUI Mimulus guttatus Mimulus guttatus DC. var. laxus (Pennell ex M.E. Peck) M.E. Peck MIGUL4 Mimulus guttatus Mimulus guttatus DC. var. lyratus (Benth.) Pennell ex M.E. Peck MIGUL3 Mimulus guttatus Mimulus guttatus DC. var. microphyllus (Benth.) Pennell ex M.E. Peck MIGUM2 Mimulus guttatus Mimulus guttatus DC. var. nasutus (Greene) Jepson MIGUN Mimulus guttatus Mimulus guttatus DC. var. puberulus (Greene ex Rydb.) A.L. Grant MIGUP Mimulus guttatus Mimulus hallii Greene MIHA Mimulus guttatus Mimulus hirsutus J.T. Howell MIHI3 Mimulus guttatus Mimulus langsdorfii Donn ex Greene MILA13 Mimulus guttatus Mimulus langsdorfii Donn ex Greene var. argutus Greene MILAA Mimulus guttatus Mimulus langsdorfii Donn ex Greene var. arvensis (Greene) Jepson MILAA2 Mimulus guttatus Mimulus langsdorfii Donn ex Greene var. californicus Jepson MILAC Mimulus guttatus Mimulus langsdorfii Donn ex Greene var. grandis (Greene) Greene MILAG Mimulus guttatus Mimulus langsdorfii Donn ex Greene var. guttatus (Fisch. ex DC.) Jepson MILAG2 Mimulus guttatus Mimulus langsdorfii Donn ex Greene var. insignis (Greene) A.L. Grant MILAI Mimulus guttatus Mimulus langsdorfii Donn ex Greene var. microphyllus (Benth.) A. Nels. & J.F. Macbr. MILAM Mimulus guttatus Mimulus langsdorfii Donn ex Greene var. minimus Henry MILAM3 Mimulus guttatus Mimulus langsdorfii Donn ex Greene var. nasutus (Greene) Jepson MILAN Mimulus guttatus Mimulus langsdorfii Donn ex Greene var. platyphyllus Greene MILAP Mimulus guttatus Mimulus laxus Pennell ex M.E. Peck MILA12 Mimulus guttatus Mimulus longulus Greene MILO3 Mimulus guttatus Mimulus luteus L. var. depauperatus Gray MILUD Mimulus guttatus Mimulus luteus L. var. gracilis Gray MILUG Mimulus guttatus Mimulus lyratus Benth. MILY3 Mimulus guttatus Mimulus maguirei Pennell MIMA7 Mimulus guttatus Mimulus marmoratus Greene MIMA9 Mimulus guttatus Mimulus micranthus Heller MIMI10 Mimulus guttatus Mimulus microphyllus Benth. MIMI4 Mimulus guttatus Mimulus nasutus Greene MINA2 Mimulus guttatus Mimulus nasutus Greene var. micranthus (Heller) A.L. Grant MINAM Mimulus guttatus Mimulus paniculatus Greene MIPA15 Mimulus guttatus Mimulus pardalis Pennell MIPA8 Mimulus guttatus Mimulus parishii Gandog., non Greene MIPA13 Mimulus guttatus Mimulus petiolaris Greene MIPE5 Mimulus guttatus Mimulus prionophyllus Greene MIPR7 Mimulus guttatus Mimulus procerus Greene MIPR6 Mimulus guttatus Mimulus puberulus Greene ex Rydb. MIPU11 Mimulus guttatus Mimulus puncticalyx Gandog. MIPU12 Mimulus guttatus Mimulus rivularis Nutt. MIRI2 Mimulus guttatus Mimulus scouleri Hook. MISC4 Mimulus guttatus Mimulus subreniformis Greene MISU7 Mimulus guttatus Mimulus tenellus Nutt. ex Gray MITE8 Mimulus guttatus Mimulus thermalis A. Nels. MITH2 Mimulus guttatus Mimulus unimaculatus Pennell MIUN2 Mimulus jepsonii Mimulus microcarpus Pennell MIMI11 Mimulus kelloggii Eunanus kelloggii Curran ex Greene EUKE Mimulus laciniatus Mimulus eisenii Kellogg MIEI Mimulus latidens Mimulus inconspicuus Gray var. latidens Gray MIINL Mimulus layneae Eunanus layneae Greene EULA10 Mimulus leptaleus Eunanus leptaleus (Gray) Greene EULE8 Mimulus mephiticus Eunanus mephiticus (Greene) Greene EUME10 Mimulus mohavensis Eunanus mohavensis (J.G. Lemmon) Greene EUMO7 Mimulus montioides Mimulus discolor A.L. Grant MIDI6 Mimulus montioides Mimulus rubellus Gray var. latiflorus S. Wats. MIRUL Mimulus moschatus var. longiflorus Mimulus dentatus Nutt. ex Benth. var. gracilis Gray MIDEG Mimulus moschatus var. longiflorus Mimulus macranthus Pennell MIMA8 Mimulus moschatus var. longiflorus Mimulus moschatus Dougl. ex Lindl. var. pallidiflorus Suksdorf MIMOP Mimulus moschatus var. moniliformis Mimulus inodorus Greene MIIN6 Mimulus moschatus var. moniliformis Mimulus leibergii A.L. Grant MILE5 Mimulus moschatus var. moniliformis Mimulus moniliformis Greene MIMO6 Mimulus nanus ssp. nanus Eunanus austiniae Greene EUAU Mimulus nanus ssp. nanus Eunanus nanus (Hook. & Arn.) Holz. EUNA Mimulus nanus ssp. nanus Eunanus tolmiei Benth. EUTO7 Mimulus nanus ssp. nanus Mimulus austiniae (Greene) A.L. Grant MIAU2 Mimulus nanus ssp. nanus Mimulus microphyton Pennell MIMI9 Mimulus nanus ssp. nanus Mimulus reifschneiderae Edwin MIRE2 Mimulus nanus ssp. nanus Mimulus tolmiei (Benth.) Rydb. MITO2 Mimulus nanus ssp. nanus Mimulus washoensis Edwin MIWA3 Mimulus ovatus Mimulus bigelovii (Gray) Gray var. ovatus Gray MIBIO Mimulus parryi Mimulus spissus A.L. Grant var. lincolnensis Edwin MISPL Mimulus pictus Eunanus pictus Curran ex Greene EUPI6 Mimulus primuloides Mimulus primuloides Benth. ssp. primuloides Benth. [superfluous autonym] MIPRP3 Mimulus primuloides var. linearifolius Mimulus linearifolius (A.L. Grant) Pennell MILI7 Mimulus primuloides var. linearifolius Mimulus linearis auct. non Benth. [misapplied] MILI8 Mimulus primuloides var. linearifolius Mimulus primuloides Benth. ssp. linearifolius (A.L. Grant) Munz MIPRL Mimulus primuloides var. primuloides Mimulus nevadensis Gandog. MINE2 Mimulus primuloides var. primuloides Mimulus pilosellus Greene MIPI6 Mimulus primuloides var. primuloides Mimulus primuloides Benth. var. minimus M.E. Peck MIPRM Mimulus primuloides var. primuloides Mimulus primuloides Benth. var. pilosellus (Greene) Smiley MIPRP Mimulus pulchellus Eunanus pulchellus E. Drew ex Greene EUPU13 Mimulus pygmaeus Mimulus minutissimus Eastw. MIMI8 Mimulus rattanii var. decurtatus Mimulus decurtatus A.L. Grant MIDE12 Mimulus rattanii var. decurtatus Mimulus rattanii Gray ssp. decurtatus (A.L. Grant) Pennell MIRAD Mimulus rattanii var. rattanii Eunanus rattanii (Gray) Greene EURA6 Mimulus ringens var. ringens Mimulus minthodes Greene MIMI14 Mimulus ringens var. ringens Mimulus pallidus Salisb. MIPA12 Mimulus ringens var. ringens Mimulus ringens L. var. congesta Farw. MIRIC2 Mimulus ringens var. ringens Mimulus ringens L. var. minthodes (Greene) A.L. Grant MIRIM Mimulus rubellus Mimulus gratioloides Rydb. MIGR10 Mimulus subsecundus Eunanus subsecundus (Gray) Greene EUSU5 Mimulus tilingii var. caespitosus Mimulus alpinus (Piper) Piper MIAL8 Mimulus tilingii var. caespitosus Mimulus caespitosus (Greene) Greene MICA14 Mimulus tilingii var. caespitosus Mimulus caespitosus (Greene) Greene var. implexus (Greene) M.E. Peck MICAI Mimulus tilingii var. caespitosus Mimulus implexus Greene MIIM4 Mimulus tilingii var. caespitosus Mimulus luteus L. var. alpinus Gray, non Lindl. MILUA Mimulus tilingii var. caespitosus Mimulus scouleri Hook. var. caespitosus Greene MISCC Mimulus tilingii var. tilingii Mimulus corallinus (Greene) A.L. Grant MICO12 Mimulus tilingii var. tilingii Mimulus implicatus Greene MIIM2 Mimulus tilingii var. tilingii Mimulus langsdorfii Donn ex Greene var. minor (A. Nels.) Cockerell MILAM2 Mimulus tilingii var. tilingii Mimulus langsdorfii Donn ex Greene var. tilingii (Regel) Greene MILAT Mimulus tilingii var. tilingii Mimulus lucens Greene MILU Mimulus tilingii var. tilingii Mimulus minor A. Nels. MIMI12 Mimulus tilingii var. tilingii Mimulus minusculus Greene MIMI13 Mimulus tilingii var. tilingii Mimulus tilingii Regel var. corallinus (Greene) A.L. Grant MITIC2 Mimulus tilingii var. tilingii Mimulus veronicifolius Greene MIVE5 Mimulus torreyi Eunanus torreyi (Gray) Greene EUTO8 Mimulus tricolor Eunanus coulteri Harvey & Gray ex Benth. EUCO26 Mimulus tricolor Eunanus tricolor (Hartw. ex Lindl.) Greene EUTR6 Mimulus viscidus ssp. constrictus Mimulus constrictus (A.L. Grant) Pennell MICO11 Mimulus viscidus ssp. constrictus Mimulus subsecundus Gray var. constrictus A.L. Grant MISUC Mimulus viscidus ssp. viscidus Mimulus fremontii (Benth.) Gray var. viscidus (Congd.) Jepson MIFRV Mimulus viscidus ssp. viscidus Mimulus subsecundus Gray var. viscidus (Congd.) A.L. Grant MISUV Mimulus washingtonensis Mimulus ampliatus A.L. Grant MIAM Mimulus washingtonensis Mimulus patulus Pennell MIPA14 Mimulus washingtonensis Mimulus peduncularis Gray MIPE6 Mimulus whitneyi Eunanus bicolor Gray EUBI9 Mimulus whitneyi Mimulus nanus Hook. & Arn. var. bicolor (Gray) Gray MINAB Minidoka beardtongue Penstemon perpulcher A. Nels. PEPE12 Miquel's mazus Mazus miquelii Makino MAMI4 misopates Misopates Raf. MISOP Misopates orontium Antirrhinum orontium L. ANOR2 Misopates orontium Antirrhinum orontium L. var. grandiflorum auct. ANORG Mission Mountain kittentails Synthyris canbyi Pennell SYCA2 Moffatt's beardtongue Penstemon moffatii Eastw. PEMO3 Moffatt's beardtongue Penstemon moffatii Eastw. ssp. moffatii PEMOM Moffatt's beardtongue Penstemon moffatii Eastw. ssp. paysonii (Pennell) Keck PEMOP Mogollon lousewort Pedicularis parryi Gray ssp. mogollonica (Greene) G.D. Carr PEPAM4 Mogollon Mountain lousewort Pedicularis angustifolia Benth. PEAN9 mohavea Mohavea Gray MOHAV mointain monkeyflower Mimulus montioides Gray MIMO2 Mojave beardtongue Penstemon incertus Brandeg. PEIN3 Mojave Indian paintbrush Castilleja plagiotoma Gray CAPL7 Mojave monkeyflower Mimulus mohavensis J.G. Lemmon MIMO monkeyflower Mimulus L. MIMUL Mono penstemon Penstemon monoensis Heller PEMO Monte Neva Indian paintbrush Castilleja salsuginosa N. Holmgren CASA20 Monterey Indian paintbrush Castilleja latifolia Hook. & Arn. CALA26 Montezuma County beardtongue Penstemon parviflorus Pennell PEPA25 Moroccan toadflax Linaria maroccana Hook. f. LIMA3 moth mullein Verbascum blattaria L. VEBL mountain blue penstemon Penstemon laetus Gray PELA7 mountain blue penstemon Penstemon laetus Gray ssp. laetus PELAL6 mountain blue penstemon Penstemon laetus Gray ssp. leptosepalus (Greene ex Gray) Keck PELAL mountain blue penstemon Penstemon laetus Gray ssp. sagittatus Keck PELAS mountain figwort Scrophularia montana Woot. SCMO4 mountain Indian paintbrush Castilleja parviflora Bong. CAPA26 mountain lousewort Pedicularis pulchella Pennell PEPU10 mountain owl's-clover Orthocarpus imbricatus Torr. ex S. Wats. ORIM mountain pride Penstemon newberryi Gray PENE3 mountain pride Penstemon newberryi Gray ssp. newberryi PENEN mountainside Indian paintbrush Castilleja crista-galli Rydb. CACR13 Mt. Diablo bird's-beak Cordylanthus nidularius J.T. Howell CONI2 Mt. Graham beardtongue Penstemon deaveri Crosswhite PEDE11 Mt. Hamilton Indian paintbrush Castilleja dissitiflora N. Holmgren CADI20 Mt. Moriah beardtongue Penstemon moriahensis N. Holmgren PEMO5 Mt. Rainier lousewort Pedicularis rainierensis Pennell & Warren PERA6 Mt. Rose monkeyflower Mimulus angustifolius (Greene) A.L. Grant MIAN4 Mt. Tumbull beardtongue Penstemon distans N. Holmgren PEDI10 Mt. Washington beardtongue Penstemon pseudoparvus Crosswhite PEPS4 mucronate penstemon Penstemon pachyphyllus Gray ex Rydb. var. mucronatus (N. Holmgren) Neese PEPAM5 mudflower Micranthemum Michx. MICRA mudmats Glossostigma diandrum (L.) Kunze GLDI mudwort Limosella L. LIMOS mullein Verbascum L. VERBA mullein foxglove Dasistoma macrophylla (Nutt.) Raf. DAMA muskeg lousewort Pedicularis macrodonta Richards. PEMA muskflower Mimulus moschatus Dougl. ex Lindl. MIMO3 muskflower Mimulus moschatus Dougl. ex Lindl. var. longiflorus Gray MIMOL muskflower Mimulus moschatus Dougl. ex Lindl. var. moniliformis (Greene) Munz MIMOM muskflower Mimulus moschatus Dougl. ex Lindl. var. moschatus MIMOM2 muskflower Mimulus moschatus Dougl. ex Lindl. var. sessilifolius Gray MIMOS2 narrowleaf angelon Angelonia angustifolia Benth. ANAN5 narrowleaf blue eyed Mary Collinsia linearis Gray COLI narrowleaf cowwheat Melampyrum lineare Desr. MELI2 narrowleaf cowwheat Melampyrum lineare Desr. var. latifolium Bart. MELIL2 narrowleaf cowwheat Melampyrum lineare Desr. var. lineare MELIL3 narrowleaf cowwheat Melampyrum lineare Desr. var. pectinatum (Pennell) Fern. MELIP2 narrowleaf paleseed Leucospora multifida (Michx.) Nutt. LEMU Navajo Mountain beardtongue Penstemon navajoa N. Holmgren PENA4 Navasota false foxglove Agalinis navasotensis M. Dubrule & J. Canne-Hilliker AGNA neckweed Veronica peregrina L. VEPE2 neckweed Veronica peregrina L. ssp. peregrina VEPEP Neese's Blue Mountain beardtongue Penstemon scariosus Pennell var. cyanomontanus Neese PESCC nemesia Nemesia Vent. NEMES2 neogaerrhinum Neogaerrhinum Rothm. NEOGA Neogaerrhinum filipes Antirrhinum cooperi Gray ANCO23 Neogaerrhinum filipes Antirrhinum filipes Gray ANFI2 Neogaerrhinum filipes Asarina filipes (Gray) Pennell ASFI4 Neogaerrhinum strictum Antirrhinum hookerianum Pennell ex Millsp. ANHO3 Neogaerrhinum strictum Antirrhinum kelloggii Greene ANKE2 Neogaerrhinum strictum Asarina stricta (Hook. & Arn.) Pennell ASST15 Neogaerrhinum strictum Neogaerrhinum kelloggii (Greene) Thieret NEKE nettle-leaf mullein Verbascum chaixii Vill. VECH4 Nevada sanddune beardtongue Penstemon arenarius Greene PEAR3 Nevin's bird's-beak Cordylanthus nevinii Gray CONE New Mexico beardtongue Penstemon neomexicanus Woot. & Standl. PENE6 New Mexico figwort Scrophularia macrantha Greene ex Stiefelhagen SCMA7 New Zealand hebe Hebe speciosa (R. Cunningham ex A. Cunningham) J.C. Andersen HESP nodding beardtongue Penstemon laxiflorus Pennell PELA10 nodding bird's-beak Cordylanthus laxiflorus Gray COLA4 Noel's owl's-clover Orthocarpus tolmiei Hook. & Arn. ssp. holmgreniorum Chuang & Heckard ORTOH North Idaho monkeyflower Mimulus clivicola Greenm. MICL3 northern eyebright Euphrasia micrantha Reichenb. EUMI10 northern Indian paintbrush Castilleja hyperborea Pennell CAHY6 northern kittentails Synthyris borealis Pennell SYBO northwestern Indian paintbrush Castilleja angustifolia (Nutt.) G. Don CAAN7 northwestern Indian paintbrush Castilleja angustifolia (Nutt.) G. Don var. angustifolia CAANA3 northwestern Indian paintbrush Castilleja angustifolia (Nutt.) G. Don var. flavescens (Pennell ex Edwin) N. Holmgren CAANF nothochelone Nothochelone (Gray) Straw NOTHO4 Nothochelone nemorosa Penstemon nemorosus (Dougl. ex Lindl.) Trautv. PENE8 Nuttall's false foxglove Agalinis nuttallii Shinners AGNU Nuttall's mudflower Micranthemum micranthemoides (Nutt.) Wettst. MIMI6 Nuttallanthus canadensis Linaria canadensis (L.) Chaz. LICA6 Nuttallanthus floridanus Linaria floridana Chapman LIFL4 Nuttallanthus texanus Linaria canadensis (L.) Chaz. var. texana (Scheele) Pennell LICAT2 Nuttallanthus texanus Linaria texana Scheele LITE5 Oakes's eyebright Euphrasia oakesii Wettst. EUOA Obispo Indian paintbrush Castilleja densiflora (Benth.) Chuang & Heckard ssp. obispoensis (Keck) Chuang & Heckard CADEO obscure Indian paintbrush Castilleja cryptantha Pennell & G.N. Jones CACR14 odontites Odontites Ludwig ODONT4 Odontites vernus ssp. serotinus Odontites serotinus Dumort. ODSE Odontites vernus ssp. serotinus Odontites vulgaris Moench ODVU Oeder's lousewort Pedicularis oederi Vahl ex Hornem. PEOE Oklahoma beardtongue Penstemon oklahomensis Pennell PEOK Oklahoma monkeyflower Mimulus glabratus Kunth var. oklahomensis Fassett MIGLO Olympic Indian paintbrush Castilleja parviflora Bong. var. olympica (G.N. Jones) Ownbey CAPAO2 Olympic mullein Verbascum olympicum Boiss. VEOL oneside penstemon Penstemon unilateralis Rydb. PEUN onesided monkeyflower Mimulus subsecundus Gray MISU orange bush monkeyflower Diplacus aurantiacus (W. Curtis) Jepson DIAU orange bush monkeyflower Diplacus aurantiacus (W. Curtis) Jepson ssp. aurantiacus DIAUA orange bush monkeyflower Diplacus aurantiacus (W. Curtis) Jepson ssp. australis (McMinn) R.M. Beeks DIAUA2 orange mullein Verbascum phlomoides L. VEPH Orcutt's bird's-beak Cordylanthus orcuttianus Gray COOR7 Oregon figwort Scrophularia oregana Pennell SCOR Organ Mountain figwort Scrophularia laevis Woot. & Standl. SCLA5 Organ Mountain Indian paintbrush Castilleja organorum Standl. CAOR7 Orthocarpus bracteosus Orthocarpus bracteosus Benth. var. albus Keck ORBRA Orthocarpus cuspidatus ssp. copelandii Orthocarpus copelandii Eastw. ORCO Orthocarpus cuspidatus ssp. cryptanthus Orthocarpus copelandii Eastw. var. cryptanthus (Piper) Keck ORCOC Osage false foxglove Agalinis densiflora (Benth.) Blake AGDE6 Osterhout's beardtongue Penstemon osterhoutii Pennell PEOS ovateleaf snapdragon Howelliella ovata (Eastw.) Rothm. HOOV Owens Valley beardtongue Penstemon confusus M.E. Jones PECO7 owl's-clover Orthocarpus Nutt. ORTHO owl's-clover Triphysaria Fisch. & C.A. Mey. TRIPH3 Owyhee mudwort Limosella acaulis Sess? & Moc. LIAC2 Pacific lousewort Pedicularis sudetica Willd. ssp. pacifica Hult PESUP2 Paiute beardtongue Penstemon pahutensis N. Holmgren PEPA23 pale beardtongue Penstemon pallidus Small PEPA7 pale Indian paintbrush Castilleja pallescens (Gray) Greenm. CAPA25 pale Indian paintbrush Castilleja pallescens (Gray) Greenm. var. inverta (A. Nels. & J.F. Macbr.) Edwin CAPAI pale Indian paintbrush Castilleja pallescens (Gray) Greenm. var. pallescens CAPAP7 pale Wallowa Indian paintbrush Castilleja oresbia Greenm. CAOR4 pallid bird's beak Cordylanthus tenuis Gray ssp. pallescens (Pennell) Chuang & Heckard COTEP2 palmbract bird's-beak Cordylanthus palmatus (Ferris) J.F. Macbr. COPA8 Palmer's monkeyflower Mimulus palmeri Gray MIPA2 Palmer's penstemon Penstemon palmeri Gray PEPA8 Palmer's penstemon Penstemon palmeri Gray var. palmeri PEPAP9 Palomar monkeyflower Mimulus diffusus A.L. Grant MIDI Panamint beardtongue Penstemon floridus Brandeg. PEFL3 Panamint beardtongue Penstemon floridus Brandeg. var. floridus PEFLF Panamint monkeyflower Mimulus bigelovii (Gray) Gray var. panamintensis Munz MIBIP Parachute beardtongue Penstemon debilis O'Kane & J. Anderson PEDE22 Parish's monkeyflower Mimulus parishii Greene MIPA3 parrothead Indian paintbrush Castilleja pilosa (S. Wats.) Rydb. CAPI3 parrothead Indian paintbrush Castilleja pilosa (S. Wats.) Rydb. var. pilosa CAPIP Parry's beardtongue Penstemon parryi (Gray) Gray PEPA24 Parry's blue eyed Mary Collinsia parryi Gray COPA2 Parry's lousewort Pedicularis parryi Gray PEPA3 Parry's lousewort Pedicularis parryi Gray ssp. parryi PEPAP4 paulownia Paulownia Sieb. & Zucc. PAULO Paulownia tomentosa Paulownia imperialis Siebold & Zucc. PAIM7 Payette beardtongue Penstemon payettensis A. Nels. & J.F. Macbr. PEPA29 Payson's beardtongue Penstemon paysoniorum Keck PEPA30 Payson's lousewort Pedicularis bracteosa Benth. var. paysoniana (Pennell) Cronq. PEBRP2 Peck's beardtongue Penstemon peckii Pennell PEPE10 Peck's Indian paintbrush Castilleja peckiana Pennell CAPE19 Pedicularis angustifolia Pedicularis angustissima Greene PEAN12 Pedicularis attollens ssp. attollens Elephantella attollens (Gray) Heller ELAT2 Pedicularis attollens ssp. attollens Pedicularis concinna Eastw. PECO31 Pedicularis bracteosa var. atrosanguinea Pedicularis atrosanguinea Pennell & J.W. Thompson PEAT6 Pedicularis bracteosa var. bracteosa Pedicularis montanensis Rydb. PEMO10 Pedicularis bracteosa var. bracteosa Pedicularis paddoensis Pennell PEPA44 Pedicularis bracteosa var. bracteosa Pedicularis thompsonii Pennell PETH7 Pedicularis bracteosa var. canbyi Pedicularis canbyi Gray PECA32 Pedicularis bracteosa var. flavida Pedicularis flavida Pennell PEFL10 Pedicularis bracteosa var. latifolia Pedicularis latifolia Pennell PELA21 Pedicularis bracteosa var. pachyrhiza Pedicularis pachyrhiza Pennell PEPA45 Pedicularis bracteosa var. paysoniana Pedicularis bracteosa Benth. ssp. paysoniana (Pennell) W.A. Weber PEBRP3 Pedicularis bracteosa var. paysoniana Pedicularis paysoniana Pennell PEPA46 Pedicularis bracteosa var. siifolia Pedicularis siifolia Rydb. PESI5 Pedicularis canadensis ssp. canadensis Pedicularis canadensis L. var. dobbsii Fern. PECAD4 Pedicularis canadensis ssp. canadensis Pedicularis gladiata Michx. PEGL13 Pedicularis canadensis ssp. fluviatilis Pedicularis fluviatilis Heller PEFL11 Pedicularis capitata Pedicularis nelsonii R. Br. PENE9 Pedicularis centranthera Pedicularis centranthera Gray var. exulans M.E. Peck PECEE Pedicularis chamissonis Pedicularis romanzovii Cham. ex Spreng. PERO9 Pedicularis contorta var. ctenophora Pedicularis ctenophora Rydb. PECT Pedicularis contorta var. ctenophora Pedicularis lunata Rydb. PELU4 Pedicularis crenulata Pedicularis albomarginata M.E. Jones PEAL17 Pedicularis cystopteridifolia Pedicularis elata Pursh PEEL7 Pedicularis densiflora ssp. densiflora Pedicularis attenuata Benth. PEAT8 Pedicularis densiflora ssp. densiflora Pedicularis brunnescens Heller PEBR18 Pedicularis groenlandica Elephantella groenlandica (Retz.) Rydb. ELGR4 Pedicularis groenlandica Pedicularis groenlandica Retz. ssp. surrecta (Benth.) Piper PEGRS2 Pedicularis groenlandica Pedicularis groenlandica Retz. var. surrecta (Benth.) Gray PEGRS3 Pedicularis labradorica var. labradorica Pedicularis euphrasioides Steph. ex Willd. PEEU2 Pedicularis lanata Pedicularis kanei Dur. PEKA7 Pedicularis lanata Pedicularis lanata Cham. & Schlecht. ssp. yukonensis Porsild PELAY3 Pedicularis lanata Pedicularis willdenowii Vved. PEWI3 Pedicularis lanceolata Pedicularis auriculata Sm. PEAU4 Pedicularis lanceolata Pedicularis pallida Nutt. PEPA32 Pedicularis lanceolata Pedicularis virginica Poir. PEVI11 Pedicularis langsdorfii ssp. arctica Pedicularis arctica R. Br. PEAR8 Pedicularis langsdorfii ssp. arctica Pedicularis hians Eastw. PEHI5 Pedicularis langsdorfii ssp. arctica Pedicularis langsdorfii Fisch. ex Stev. var. arctica (R. Br.) Polunin PELAA3 Pedicularis macrodonta Pedicularis parviflora Sm. ex Rees var. macrodonta (Richards.) Welsh PEPAM2 Pedicularis oederi Pedicularis versicolor Wahlenb. PEVE4 Pedicularis ornithorhyncha Pedicularis pedicellata Bunge PEPE15 Pedicularis ornithorhyncha Pedicularis subnuda Benth. PESU12 Pedicularis parryi ssp. mogollonica Pedicularis mogollonica Greene PEMO12 Pedicularis parryi ssp. mogollonica Pedicularis parryi Gray var. mogollonica (Greene) Dorn PEPAM Pedicularis parryi ssp. purpurea Pedicularis anaticeps Pennell PEAN11 Pedicularis parryi ssp. purpurea Pedicularis hallii Rydb. PEHA16 Pedicularis parryi ssp. purpurea Pedicularis parryi Gray var. purpurea Parry PEPAP Pedicularis parviflora ssp. parviflora Pedicularis pennellii Hult?n var. insularis (Calder & Taylor) Boivin PEPEI Pedicularis parviflora ssp. pennellii Pedicularis pennellii Hult PEPE9 Pedicularis procera Pedicularis grayi A. Nels. PEGR Pedicularis racemosa ssp. alba Pedicularis racemosa Dougl. ex Benth. var. alba (Pennell) Cronq. PERAA2 Pedicularis semibarbata var. charlestonensis Pedicularis semibarbata Gray ssp. charlestonensis (Pennell & Clokey) Clokey PESEC2 Pedicularis sudetica ssp. albolabiata Pedicularis albolabiata (Hult?n) Kozh. PEAL12 Pedicularis sudetica ssp. albolabiata Pedicularis sudetica Willd. var. bicolor Walp. PESUB Pedicularis sudetica ssp. interior Pedicularis sudetica Willd. var. gymnocephala Trautv. PESUG Pedicularis sudetica ssp. pacifica Pedicularis pacifica (Hult?n) Kozh. PEPA33 Pedicularis sudetica ssp. pacifica Pedicularis sudetica Willd. var. pacifica (Hult?n) Welsh PESUP Pedicularis sudetica ssp. scopulorum Pedicularis scopulorum (Gray) Gray PESC9 Pedicularis sudetica ssp. scopulorum Pedicularis sudetica Willd. var. scopulorum Gray PESUS Pedicularis verticillata Pediculariopsis verticillata (L.) A.& D. L?ve PEVE5 Penland's beardtongue Penstemon penlandii W.A. Weber PEPE25 Pennell's bird's beak Cordylanthus tenuis Gray ssp. capillaris (Pennell) Chuang & Heckard COTEC Pennell's lousewort Pedicularis parviflora Sm. ex Rees ssp. pennellii (Hult?n) Hult PEPAP7 Penstemon Penstemon ?hybridus hort. ex Groenl. & Rumpler, nom. inval. [anomalous] PEHY11 Penstemon alluviorum Penstemon laevigatus Ait. ssp. alluviorum (Pennell) Bennett PELAA4 Penstemon ambiguus var. ambiguus Leiostemon ambiguus (Torr.) Greene LEAM12 Penstemon ambiguus var. laevissimus Penstemon ambiguus Torr. ssp. laevissimus Keck PEAML Penstemon anguineus Penstemon rattanii Gray var. minor Gray PERAM Penstemon angustifolius var. caudatus Penstemon angustifolius Nutt. ex Pursh ssp. caudatus (Heller) Keck PEANC2 Penstemon angustifolius var. caudatus Penstemon caudatus Heller PECA20 Penstemon angustifolius var. venosus Penstemon angustifolius Nutt. ex Pursh ssp. venosus Keck PEANV3 Penstemon angustifolius var. venosus Penstemon venosus (Keck) Reveal PEVE6 Penstemon arenarius Penstemon maguirei Crosswhite PEMA15 Penstemon arkansanus Penstemon multicaulis Pennell PEMU8 Penstemon arkansanus Penstemon pallidus Small ssp. arkansanus (Pennell) Bennett PEPAA2 Penstemon arkansanus Penstemon wherryi Pennell PEWH3 Penstemon attenuatus var. militaris Penstemon assurgens Keck PEAS Penstemon attenuatus var. militaris Penstemon attenuatus Dougl. ex Lindl. ssp. militaris (Greene) Keck PEATM Penstemon attenuatus var. palustris Penstemon attenuatus Dougl. ex Lindl. ssp. palustris (Pennell) Keck PEATP Penstemon attenuatus var. pseudoprocerus Penstemon attenuatus Dougl. ex Lindl. ssp. pseudoprocerus (Rydb.) Keck PEATP2 Penstemon azureus Penstemon azureus Benth. var. azureus Benth. [superfluous autonym] PEAZA4 Penstemon azureus ssp. angustissimus Penstemon azureus Benth. var. angustissimus Gray PEAZA3 Penstemon azureus ssp. azureus Penstemon azureus Benth. var. parvulus Gray PEAZP Penstemon azureus ssp. azureus Penstemon parvulus (Gray) Krautter PEPA11 Penstemon barbatus Penstemon barbatus (Cav.) Roth var. coccineus hort. PEBAC2 Penstemon barbatus ssp. barbatus Penstemon barbatus (Cav.) Roth var. puberulus Gray PEBAP Penstemon barbatus ssp. torreyi Penstemon barbatus (Cav.) Roth var. torreyi (Benth.) Gray PEBAT3 Penstemon barbatus ssp. torreyi Penstemon torreyi Benth. PETO4 Penstemon barbatus ssp. trichander Penstemon barbatus (Cav.) Roth var. trichander Gray PEBAT4 Penstemon breviculus Penstemon jamesii Benth. ssp. breviculus Keck PEJAB Penstemon caespitosus var. desertipicti Penstemon caespitosus Nutt. ex Gray ssp. desertipicti (A. Nels.) Keck PECAD Penstemon caespitosus var. perbrevis Penstemon caespitosus Nutt. ex Gray ssp. perbrevis Pennell PECAP Penstemon calycosus Penstemon laevigatus Ait. ssp. calycosus (Small) Bennett PELAC Penstemon campanulatus Penstemon campanulatus (Cav.) Willd. PECAP3 Penstemon campanulatus ssp. chihuahuensis Penstemon pulchellus Lindl. [excluded] PEPU17 Penstemon canescens Penstemon brittoniorum Pennell PEBR19 Penstemon canescens Penstemon canescens (Britt.) Britt. var. brittoniorum (Pennell) Pennell PECAB Penstemon canescens Penstemon canescens (Britt.) Britt. var. typicus Pennell PECAT Penstemon clevelandii Penstemon clevelandii Gray var. clevelandii Gray [superfluous autonym] PECLC8 Penstemon clevelandii ssp. connatus Penstemon clevelandii Gray var. connatus Munz & Johnston PECLC6 Penstemon clevelandii ssp. mohavensis Penstemon clevelandii Gray var. mohavensis (Keck) McMinn PECLM3 Penstemon cobaea Penstemon cobaea Nutt. ssp. purpureus (Pennell) Pennell PECOP3 Penstemon cobaea Penstemon cobaea Nutt. ssp. typicus Pennell PECOT Penstemon cobaea Penstemon cobaea Nutt. var. purpureus Pennell PECOP2 Penstemon compactus Penstemon cyananthus Hook. ssp. compactus Keck PECYC Penstemon compactus Penstemon cyananthus Hook. var. compactus (Keck) Neese PECYC3 Penstemon crandallii ssp. atratus Penstemon crandallii A. Nels. var. atratus (Keck) N. Holmgren PECRA2 Penstemon crandallii ssp. crandallii Penstemon suffrutescens Rydb. PESU13 Penstemon crandallii ssp. taosensis Penstemon crandallii A. Nels. var. taosensis (Keck) Nisbet & R.C. Jackson PECRT3 Penstemon crandallii ssp. taosensis Penstemon linarioides Gray ssp. taosensis Keck PELIT2 Penstemon cyananthus var. subglaber Penstemon cyananthus Hook. ssp. subglaber (Gray) Pennell PECYS Penstemon cyananthus var. subglaber Penstemon holmgrenii S. Clark PEHO8 Penstemon davidsonii var. davidsonii Penstemon menziesii Hook. ssp. davidsonii (Greene) Piper PEMED Penstemon davidsonii var. davidsonii Penstemon menziesii Hook. ssp. thompsonii Pennell PEMET Penstemon davidsonii var. menziesii Penstemon davidsonii Greene ssp. menziesii Keck PEDAM Penstemon davidsonii var. menziesii Penstemon menziesii Hook. p.p. PEME12 Penstemon deamii Penstemon laevigatus Ait. var. deamii (Pennell) Bennett PELAD3 Penstemon deaveri Penstemon virgatus Gray ssp. arizonicus (Gray) Keck PEVIA2 Penstemon deustus var. pedicellatus Penstemon deustus Dougl. ex Lindl. ssp. heterander (Torr. & Gray) Pennell & Keck PEDEH Penstemon deustus var. pedicellatus Penstemon deustus Dougl. ex Lindl. var. heterander (Torr. & Gray) Cronq. PEDEH2 Penstemon deustus var. variabilis Penstemon deustus Dougl. ex Lindl. ssp. variabilis (Suksdorf) Pennell & Keck PEDEV Penstemon deustus var. variabilis Penstemon variabilis Suksdorf PEVA2 Penstemon digitalis Penstemon laevigatus Ait. ssp. digitalis (Nutt. ex Sims) Bennett PELAD2 Penstemon digitalis Penstemon laevigatus Ait. var. angulatus Bennett PELAA5 Penstemon diphyllus Penstemon triphyllus Dougl. ex Lindl. ssp. diphyllus (Rydb.) Keck PETRD Penstemon dolius var. duchesnensis Penstemon duchesnensis (N. Holmgren) Neese PEDU4 Penstemon eatonii Penstemon eatonii Gray var. eatonii Gray [superfluous autonym] PEEAE3 Penstemon eatonii ssp. undosus Penstemon eatonii Gray var. undosus M.E. Jones PEEAU2 Penstemon ellipticus Penstemon davidsonii Greene var. ellipticus (Coult. & Fisher) Boivin PEDAE Penstemon eriantherus var. argillosus Penstemon whitedii Piper ssp. dayanus (T.J. Howell) Keck PEWHD Penstemon eriantherus var. cleburnei Penstemon cleburnei M.E. Jones PECL4 Penstemon eriantherus var. redactus Penstemon whitedii Piper ssp. tristis Pennell & Keck PEWHT Penstemon eriantherus var. whitedii Penstemon whitedii Piper PEWH4 Penstemon floridus var. austinii Penstemon floridus Brandeg. ssp. austinii (Eastw.) Keck PEFLA Penstemon fruticiformis Penstemon fruticiformis Coville var. fruticiformis Coville [superfluous autonym] PEFRF6 Penstemon fruticiformis ssp. amargosae Penstemon fruticiformis Coville var. amargosae (Keck) N. Holmgren PEFRA4 Penstemon fruticosus var. scouleri Penstemon fruticosus (Pursh) Greene ssp. scouleri (Lindl.) Pennell & Keck PEFRS3 Penstemon fruticosus var. scouleri Penstemon fruticosus (Pursh) Greene var. albus ined. PEFRA2 Penstemon fruticosus var. scouleri Penstemon scouleri Lindl. PESC12 Penstemon fruticosus var. serratus Penstemon fruticosus (Pursh) Greene ssp. serratus Keck PEFRS4 Penstemon gairdneri var. gairdneri Penstemon gairdneri Hook. ssp. hians (Piper) Keck PEGAH Penstemon gairdneri var. gairdneri Penstemon gairdneri Hook. var. hians Piper PEGAH2 Penstemon gairdneri var. oreganus Penstemon gairdneri Hook. ssp. oreganus (Gray) Keck PEGAO Penstemon gairdneri var. oreganus Penstemon puberulentus Rydb. PEPU14 Penstemon glaber var. alpinus Penstemon alpinus Torr. PEAL5 Penstemon glaber var. brandegeei Penstemon alpinus Torr. ssp. brandegeei (Porter) Penl. PEALB Penstemon glaber var. brandegeei Penstemon brandegeei (Porter) Porter ex Rydb. PEBR13 Penstemon glaber var. glaber Penstemon alpinus Torr. ssp. magnus (Pennell) Harrington PEALM Penstemon glandulosus var. chelanensis Penstemon glandulosus Dougl. ssp. chelanensis Keck PEGLC Penstemon gracilis Penstemon glaucus Graham PEGL21 Penstemon gracilis var. wisconsinensis Penstemon gracilis Nutt. ssp. wisconsinensis (Pennell) Pennell PEGRW Penstemon gracilis var. wisconsinensis Penstemon wisconsinensis Pennell PEWI4 Penstemon grandiflorus Penstemon bradburii Pursh PEBR14 Penstemon grinnellii Penstemon grinnellii Eastw. var. grinnellii Eastw. [superfluous autonym] PEGRG5 Penstemon grinnellii ssp. scrophularioides Penstemon grinnellii Eastw. var. scrophularioides (M.E. Jones) N. Holmgren PEGRS4 Penstemon guadalupensis Penstemon guadalupensis Heller var. ernstii (Pennell) Cory PEGUE Penstemon heterodoxus var. cephalophorus Penstemon heterodoxus Gray ssp. cephalophorus (Greene) Keck PEHEC Penstemon heterodoxus var. shastensis Penstemon shastensis Keck PESH Penstemon heterophyllus Penstemon heterophyllus Lindl. var. heterophyllus Lindl. [superfluous autonym] PEHEH5 Penstemon heterophyllus ssp. australis Penstemon heterophyllus Lindl. var. australis Munz & Johnston PEHEA2 Penstemon heterophyllus ssp. purdyi Penstemon heterophyllus Lindl. var. purdyi (Keck) McMinn PEHEP3 Penstemon heterophyllus ssp. purdyi Penstemon spinulosus Woot. & Standl. PESP11 Penstemon hirsutus Penstemon hirsutus (L.) Willd. var. minimus Bennett PEHIM Penstemon hirsutus Penstemon hirsutus (L.) Willd. var. pygmaeus Bennett PEHIP Penstemon humilis Penstemon humilis Gray var. humilis Gray [superfluous autonym] PEHUH2 Penstemon humilis ssp. brevifolius Penstemon humilis Nutt. ex Gray var. brevifolius Gray PEHUB2 Penstemon humilis ssp. humilis Penstemon cinereus Piper PECI11 Penstemon humilis ssp. humilis Penstemon cinereus Piper var. foliatus Keck PECIF Penstemon humilis ssp. humilis Penstemon decurvus Pennell ex Crosswhite PEDE21 Penstemon humilis ssp. humilis Penstemon humilis Nutt. ex Gray var. deserticus Welsh PEHUD Penstemon humilis ssp. obtusifolius Penstemon humilis Nutt. ex Gray var. obtusifolius (Pennell) Reveal PEHUO2 Penstemon jamesii Penstemon brevibarbatus Crosswhite PEBR12 Penstemon jamesii Penstemon jamesii Benth. ssp. typicus Keck PEJAT Penstemon kingii Penstemon nyeensis Crosswhite PENY Penstemon laetus Penstemon laetus Gray var. laetus Gray [superfluous autonym] PELAL11 Penstemon laetus ssp. leptosepalus Penstemon laetus Gray var. leptosepalus Greene ex Gray PELAL10 Penstemon laetus ssp. sagittatus Penstemon laetus Gray var. sagittatus (Keck) McMinn PELAS3 Penstemon laevigatus Penstemon penstemon (L.) Britt. PEPE17 Penstemon laricifolius ssp. exilifolius Penstemon laricifolius Hook. & Arn. var. exilifolius (A. Nels.) Payson PELAE2 Penstemon laricifolius ssp. laricifolius Penstemon laricifolius Hook. & Arn. var. laricifolius PELAL12 Penstemon laxiflorus Penstemon australis Small ssp. laxiflorus (Pennell) Bennett PEAUL Penstemon laxiflorus Penstemon australis Small var. ameles Crosswhite PEAUA2 Penstemon laxus Penstemon watsonii Gray ssp. laxus (A. Nels.) Keck PEWAL2 Penstemon leiophyllus var. francisci-pennellii Penstemon francisci-pennellii Crosswhite PEFR7 Penstemon leiophyllus var. keckii Penstemon keckii Clokey PEKE2 Penstemon lemhiensis Penstemon speciosus Dougl. ex Lindl. ssp. lemhiensis Keck PESPL Penstemon lentus var. albiflorus Penstemon lentus Pennell ssp. albiflorus Keck PELEA2 Penstemon leonardii var. patricus Penstemon patricus N. Holmgren PEPA28 Penstemon linarioides ssp. coloradoensis Penstemon coloradoensis A. Nels. PECO26 Penstemon linarioides ssp. linarioides Penstemon linarioides Gray ssp. typicus Keck PELIT Penstemon linarioides ssp. sileri Penstemon linarioides Gray var. sileri Gray PELIS2 Penstemon linarioides ssp. sileri Penstemon linarioides Gray var. viridis Keck PELIV Penstemon longiflorus Penstemon cyananthus Hook. ssp. longiflorus Pennell PECYL Penstemon longiflorus Penstemon cyananthus Hook. var. longiflorus (Pennell) Neese PECYL2 Penstemon marcusii Penstemon moffatii Eastw. ssp. marcusii Keck PEMOM3 Penstemon montanus var. idahoensis Penstemon montanus Greene ssp. idahoensis Pennell & Keck PEMOI Penstemon newberryi Penstemon newberryi Gray var. newberryi Gray [superfluous autonym] PENEN4 Penstemon newberryi ssp. berryi Penstemon newberryi Gray var. berryi (Eastw.) N. Holmgren PENEB3 Penstemon newberryi ssp. sonomensis Penstemon newberryi Gray var. sonomensis (Greene) Jepson PENES3 Penstemon nitidus var. polyphyllus Penstemon nitidus Dougl. ex Benth. ssp. polyphyllus Pennell PENIP Penstemon ophianthus Penstemon jamesii Benth. ssp. ophianthus (Pennell) Keck PEJAO Penstemon pachyphyllus var. congestus Penstemon congestus (M.E. Jones) Pennell PECO27 Penstemon pachyphyllus var. congestus Penstemon pachyphyllus Gray ex Rydb. ssp. congestus (M.E. Jones) Keck PEPAC Penstemon pachyphyllus var. mucronatus Penstemon mucronatus N. Holmgren PEMU7 Penstemon pallidus Penstemon arkansanus Pennell var. pubescens Pennell PEARP Penstemon pallidus Penstemon brevisepalus Pennell PEBR10 Penstemon palmeri var. eglandulosus Penstemon palmeri Gray ssp. eglandulosus Keck PEPAE Penstemon palmeri var. macranthus Penstemon macranthus Eastw. PEMA16 Penstemon palmeri var. palmeri Penstemon palmeri Gray ssp. typicus Keck PEPAT Penstemon patens Penstemon confusus M.E. Jones ssp. patens (M.E. Jones) Keck PECOP4 Penstemon perpulcher Penstemon minidokanus A. Nels. & J.F. Macbr. PEMI13 Penstemon procerus var. aberrans Penstemon procerus Dougl. ex Graham ssp. aberrans (M.E. Jones) Keck PEPRA Penstemon procerus var. brachyanthus Penstemon procerus Dougl. ex Graham ssp. brachyanthus (Pennell) Keck PEPRB Penstemon procerus var. brachyanthus Penstemon tolmiei Hook. ssp. brachyanthus (Pennell) Keck PETOB Penstemon procerus var. formosus Penstemon procerus Dougl. ex Graham ssp. formosus (A. Nels.) Keck PEPRF Penstemon procerus var. formosus Penstemon tolmiei Hook. ssp. formosus (A. Nels.) Keck PETOF Penstemon procerus var. modestus Penstemon modestus Greene PEMO11 Penstemon procerus var. modestus Penstemon procerus Dougl. ex Graham ssp. modestus (Greene) Keck PEPRM Penstemon procerus var. procerus Penstemon confertus Dougl. ex Lindl. ssp. procerus (Dougl. ex Graham) D.V. Clark PECOP6 Penstemon procerus var. procerus Penstemon confertus Dougl. ex Lindl. var. procerus (Dougl. ex Graham) Coville PECOP5 Penstemon procerus var. tolmiei Penstemon procerus Dougl. ex Graham ssp. tolmiei (Hook.) D. D. Keck PEPRT2 Penstemon procerus var. tolmiei Penstemon tolmiei Hook. PETO3 Penstemon pseudoputus Penstemon virgatus Gray ssp. pseudoputus Crosswhite PEVIP Penstemon pseudospectabilis ssp. pseudospectabilis Penstemon pseudospectabilis M.E. Jones ssp. typicus Keck PEPST Penstemon putus Penstemon virgatus Gray ssp. putus (A. Nels.) Crosswhite PEVIP2 Penstemon ramosus Penstemon lanceolatus auct. non Benth. [misapplied] PELA16 Penstemon ramosus Penstemon pauciflorus auct. non Greene [misapplied] PEPA47 Penstemon rattanii Penstemon rattanii Gray var. rattanii Gray [superfluous autonym] PERAR3 Penstemon rattanii ssp. kleei Penstemon rattanii Gray var. kleei (Green) Gray PERAK2 Penstemon richardsonii var. curtiflorus Penstemon richardsonii Dougl. ex Lindl. ssp. curtiflorus Keck PERIC2 Penstemon richardsonii var. dentatus Penstemon richardsonii Dougl. ex Lindl. ssp. dentatus Keck PERID2 Penstemon roezlii Penstemon cinerascens Greene ex C.F. Baker PECI10 Penstemon roezlii Penstemon laetus Gray ssp. roezlii (Regel) Keck PELAR3 Penstemon roezlii Penstemon laetus Gray var. roezlii (Regel) Jepson PELAR4 Penstemon rostriflorus Penstemon bridgesii Gray PEBR7 Penstemon rostriflorus Penstemon bridgesii Gray var. amplexicaulis Monnet PEBRA2 Penstemon rydbergii var. aggregatus Penstemon aggregatus Pennell PEAG2 Penstemon rydbergii var. aggregatus Penstemon rydbergii A. Nels. ssp. aggregatus (Pennell) Keck PERYA2 Penstemon rydbergii var. oreocharis Penstemon oreocharis Greene PEOR3 Penstemon rydbergii var. rydbergii Penstemon hesperius M.E. Peck PEHE9 Penstemon rydbergii var. rydbergii Penstemon rydbergii A. Nels. var. varians (A. Nels.) Cronq. PERYV Penstemon rydbergii var. rydbergii Penstemon vaseyanus Greene PEVA3 Penstemon scariosus var. albifluvis Penstemon albifluvis England PEAL80 Penstemon scariosus var. garrettii Penstemon garrettii Pennell PEGA4 Penstemon speciosus Penstemon speciosus Dougl. ex Lindl. ssp. kennedyi (A. Nels.) Keck PESPK Penstemon spectabilis Penstemon spectabilis Thurb. var. spectabilis Thurb. [superfluous autonym] PESPS5 Penstemon spectabilis ssp. subviscosus Penstemon spectabilis Thurb. ex Gray var. subviscosus (Keck) McMinn PESPS3 Penstemon strictiformis Penstemon strictus Benth. ssp. strictiformis (Rydb.) Keck PESTS Penstemon strictus Penstemon strictus Benth. ssp. angustus Pennell PESTA Penstemon sudans Penstemon deustus Dougl. ex Lindl. ssp. sudans (M.E. Jones) Pennell & Keck PEDES Penstemon thompsoniae ssp. thompsoniae Penstemon thompsoniae (Gray) Rydb. var. desperatus Neese PETHD Penstemon thurberi Penstemon thurberi Torr. var. anestius Reveal & Beatley PETHA Penstemon triflorus ssp. integrifolius Penstemon helleri Small PEHE10 Penstemon triflorus ssp. integrifolius Penstemon triflorus Heller var. integrifolius (Pennell) Cory PETRI2 Penstemon tusharensis Penstemon caespitosus Nutt. ex Gray var. suffruticosus Gray PECAS Penstemon unilateralis Penstemon virgatus Gray ssp. asa-grayi Crosswhite PEVIA Penstemon unilateralis Penstemon virgatus Gray var. asa-grayi (Crosswhite) Dorn PEVIA3 Penstemon wilcoxii Penstemon ovatus Dougl. ex Hook. var. pinetorum Piper PEOVP Penstemon yampaensis Penstemon acaulis L.O. Williams var. yampaensis (Penl.) Neese PEACY petiolate beardtongue Penstemon petiolatus Brandeg. PEPE13 piedmont blacksenna Seymeria pectinata Pursh SEPE2 piedmont blacksenna Seymeria pectinata Pursh ssp. pectinata SEPEP3 piedmont blacksenna Seymeria pectinata Pursh ssp. peninsularis (Pennell) Pennell SEPEP piedmont false pimpernel Lindernia monticola Muhl. ex Nutt. LIMO3 pincushion beardtongue Penstemon procerus Dougl. ex Graham var. aberrans (M.E. Jones) A. Nels. PEPRA2 pincushion beardtongue Penstemon procerus Dougl. ex Graham var. brachyanthus (Pennell) Cronq. PEPRB2 pincushion beardtongue Penstemon procerus Dougl. ex Graham var. formosus (A. Nels.) Cronq. PEPRF2 pincushion beardtongue Penstemon procerus Dougl. ex Graham var. modestus (Greene) N. Holmgren PEPRM2 pincushion beardtongue Penstemon procerus Dougl. ex Graham var. procerus PEPRP Pine Valley penstemon Penstemon pinorum L.& J. Shultz PEPI4 pineland false foxglove Agalinis divaricata (Chapman) Pennell AGDI2 pineland figwort Scrophularia parviflora Woot. & Standl. SCPA6 pineneedle beardtongue Penstemon pinifolius Greene PEPI3 pineneedle toadflax Linaria pinifolia (Poir.) Thellung LIPI3 pinewoods lousewort Pedicularis semibarbata Gray PESE2 pinewoods lousewort Pedicularis semibarbata Gray var. semibarbata PESES pink plains beardtongue Penstemon ambiguus Torr. var. laevissimus (Keck) N. Holmgren PEAML2 pink turtlehead Chelone lyonii Pursh CHLY2 pinto beardtongue Penstemon bicolor (Brandeg.) Clokey & Keck PEBI2 pinto beardtongue Penstemon bicolor (Brandeg.) Clokey & Keck ssp. bicolor PEBIB2 pinto beardtongue Penstemon bicolor (Brandeg.) Clokey & Keck ssp. roseus Clokey & Keck PEBIR pinyon beardtongue Penstemon scapoides Keck PESC2 plateau false foxglove Agalinis edwardsiana Pennell AGED Plumas County beardtongue Penstemon neotericus Keck PENE2 polar eyebright Euphrasia disjuncta Fern. & Wieg. EUDI9 Port Clarence Indian paintbrush Castilleja caudata (Pennell) Rebr. CACA20 Port Clarence Indian paintbrush Castilleja caudata (Pennell) Rebr. var. auricoma (Pennell) Hult CACAA Port Clarence Indian paintbrush Castilleja caudata (Pennell) Rebr. var. caudata CACAC11 prairie false foxglove Agalinis heterophylla (Nutt.) Small ex Britt. AGHE4 prairie Indian paintbrush Castilleja purpurea (Nutt.) G. Don var. citrina (Pennell) Shinners CAPUC primrose monkeyflower Mimulus primuloides Benth. MIPR primrose monkeyflower Mimulus primuloides Benth. var. linearifolius A.L. Grant MIPRL2 primrose monkeyflower Mimulus primuloides Benth. var. primuloides MIPRP2 princesstree Paulownia tomentosa (Thunb.) Sieb. & Zucc. ex Steud. PATO2 Pringle's bird's beak Cordylanthus pringlei Gray COPR prostrate false pimpernel Lindernia procumbens (Knock.) Borb. LIPR5 prostrate speedwell Veronica prostrata L. VEPR7 Pseudolysimachion longifolium Veronica longifolia L. VELO2 Pseudolysimachion spurium Veronica spuria L. VESP6 pseudorontium Pseudorontium (Gray) Rothm. PSEUD24 Pseudorontium cyathiferum Antirrhinum cyathiferum Benth. ANCY2 Pt. Reyes bird's-beak Cordylanthus maritimus Nutt. ex Benth. ssp. palustris (Behr) Chuang & Heckard COMAP Purdy's penstemon Penstemon heterophyllus Lindl. ssp. purdyi Keck PEHEP purple bird's-beak Cordylanthus parviflorus (Ferris) Wiggins COPA9 purple Chinese houses Collinsia heterophylla Buist ex Graham COHE purple Chinese houses Collinsia heterophylla Buist ex Graham var. austromontana (Newsom) Munz COHEA purple Chinese houses Collinsia heterophylla Buist ex Graham var. heterophylla COHEH purple false foxglove Agalinis purpurea (L.) Pennell AGPU5 purple foxglove Digitalis purpurea L. DIPU purple foxglove Digitalis purpurea L. var. alba hort. DIPUA purple foxglove Digitalis purpurea L. var. purpurea DIPUP2 purple monkeyflower Mimulus lewisii Pursh MILE2 purple mullein Verbascum phoeniceum L. VEPH2 purple toadflax Linaria purpurea (L.) P. Mill. LIPU3 purple witchweed Striga hermonthica (Del.) Benth. STHE8 purplebeak owl's-clover Triphysaria micrantha (Greene ex Heller) Chuang & Heckard TRMI16 purplelip pansy monkeyflower Mimulus angustatus (Gray) Gray MIAN2 purplenet toadflax Linaria reticulata (Sm.) Desf. LIRE8 purplewhite owl's-clover Orthocarpus purpureoalbus Gray ex S. Wats. ORPU2 pygmy bluehearts Buchnera pusilla Kunth BUPU Rattan's beardtongue Penstemon rattanii Gray PERA3 Rattan's beardtongue Penstemon rattanii Gray ssp. rattanii PERAR2 Rattan's monkeyflower Mimulus rattanii Gray MIRA Rattan's monkeyflower Mimulus rattanii Gray var. decurtatus (A.L. Grant) Pennell MIRAD2 Rattan's monkeyflower Mimulus rattanii Gray var. rattanii MIRAR Raup's Indian paintbrush Castilleja raupii Pennell CARA7 red bartsia Odontites vernus (Bellardi) Dumort. ODVE red bartsia Odontites vernus (Bellardi) Dumort. ssp. serotinus (Syme) Corb. ODVES red besseya Besseya rubra (Dougl. ex Hook.) Rydb. BERU red bush monkeyflower Diplacus puniceus Nutt. DIPU4 Red Canyon beardtongue Penstemon bracteatus Keck PEBR8 red monkeyflower Mimulus coccineus Congd. MICO red turtlehead Chelone obliqua L. CHOB3 red turtlehead Chelone obliqua L. var. obliqua CHOBO red turtlehead Chelone obliqua L. var. speciosa Pennell & Wherry CHOBS redwood keckiella Keckiella corymbosa (Benth. ex A. DC.) Straw KECO2 Rhinanthus major Rhinanthus alectorolophus (Scop.) Pollich RHAL6 Rhinanthus minor ssp. groenlandicus Rhinanthus arcticus (Sterneck) Pennell RHAR2 Rhinanthus minor ssp. groenlandicus Rhinanthus borealis (Sterneck) Druce RHBO3 Rhinanthus minor ssp. groenlandicus Rhinanthus groenlandicus (Ostenf.) Chabert RHGR4 Rhinanthus minor ssp. groenlandicus Rhinanthus minor L. ssp. borealis (Sterneck) A. L?ve RHMIB Rhinanthus minor ssp. minor Rhinanthus borealis (Sterneck) Druce ssp. kyrolliae (Chabert) Pennell RHBOK Rhinanthus minor ssp. minor Rhinanthus crista-galli L. p.p. RHCR2 Rhinanthus minor ssp. minor Rhinanthus crista-galli L. var. fallax (Wimmer & Grab.) Druce RHCRF Rhinanthus minor ssp. minor Rhinanthus kyrolliae Chabert RHKY Rhinanthus minor ssp. minor Rhinanthus rigidus Chabert RHRI2 Rhinanthus minor ssp. minor Rhinanthus stenophyllus (Schur) Schinz & Thellung RHST6 Richardson's penstemon Penstemon richardsonii Dougl. ex Lindl. var. richardsonii PERIR ridgestem false foxglove Agalinis oligophylla Pennell AGOL Riggin's penstemon Penstemon triphyllus Dougl. ex Lindl. PETR6 rigid Indian paintbrush Castilleja rigida Eastw. CARI12 Rincon Mountain Indian paintbrush Castilleja austromontana Standl. & Blumer CAAU5 Rio Grande twintip Stemodia schottii Holz. STSC Ritter's coraldrops Besseya ritteriana (Eastw.) Rydb. BERI roadside toadflax Linaria aeruginea (Gouan) Cav. LIAE2 rockjasmine monkeyflower Mimulus androsaceus Curran ex Greene MIAN rocklady Holmgrenanthe Elisens HOLMG rocklady Holmgrenanthe petrophila (Coville & Morton) Elisens HOPE2 rockvine penstemon Penstemon elegantulus Pennell PEEL4 rocky ledge penstemon Penstemon ellipticus Coult. & Fisher PEEL5 Rocky Mountain lousewort Pedicularis parryi Gray ssp. purpurea (Parry) G.D. Carr PEPAP5 Rocky Mountain monkeyflower Mimulus gemmiparus W.A. Weber MIGE Rocky Mountain penstemon Penstemon strictus Benth. PEST2 Rocky Mountain snowlover Chionophila jamesii Benth. CHJA Roezl's penstemon Penstemon roezlii Regel PERO12 rosy owl's-clover Orthocarpus bracteosus Benth. ORBR Rothrock's keckiella Keckiella rothrockii (Gray) Straw KERO Rothrock's keckiella Keckiella rothrockii (Gray) Straw ssp. jacintensis (Abrams) Straw KEROJ Rothrock's keckiella Keckiella rothrockii (Gray) Straw ssp. rothrockii KEROR rough hedgehyssop Gratiola hispida (Benth. ex Lindl.) Pollard GRHI2 rough Indian paintbrush Castilleja scabrida Eastw. CASC19 roundfruit hedgehyssop Gratiola virginiana L. GRVI roundfruit hedgehyssop Gratiola virginiana L. var. aestuariorum Pennell GRVIA roundfruit hedgehyssop Gratiola virginiana L. var. virginiana GRVIV roundhead Chinese houses Collinsia corymbosa Herder COCO2 roundleaf cancerwort Kickxia spuria (L.) Dumort. KISP roundleaf monkeyflower Mimulus glabratus Kunth MIGL roundleaf monkeyflower Mimulus glabratus Kunth var. glabratus MIGLG roundstem false foxglove Agalinis gattingeri (Small) Small AGGA roving sailor Maurandella antirrhiniflora (Humb. & Bonpl. ex Willd.) Rothm. MAAN9 royal penstemon Penstemon speciosus Dougl. ex Lindl. PESP russelia Russelia Jacq. RUSSE Russelia equisetiformis Russelia juncea Zucc. RUJU4 rusty foxglove Digitalis ferruginea L. DIFE3 Rydberg's penstemon Penstemon rydbergii A. Nels. PERY Sacramento Mountain Indian paintbrush Castilleja wootonii Standl. CAWO4 sagebrush beardtongue Penstemon cyathophorus Rydb. PECY6 sagebrush Indian paintbrush Castilleja lineariiloba (Benth.) Chuang & Heckard CALI20 Sairocarpus breweri Antirrhinum breweri Gray ANBR6 Sairocarpus breweri Antirrhinum vexillocalyculatum Kellogg ssp. breweri (Gray) D. Thompson ANVEB Sairocarpus breweri Antirrhinum vexillocalyculatum Kellogg ssp. intermedium D. Thompson p.p. ANVEI Sairocarpus cornutus Antirrhinum cornutum Benth. ANCO24 Sairocarpus cornutus Antirrhinum cornutum Benth. var. leptaleum (Gray) Munz ANCOL Sairocarpus cornutus Antirrhinum leptaleum Gray ANLE14 Sairocarpus coulterianus Antirrhinum coulterianum Benth. ex A. DC. ANCO4 Sairocarpus coulterianus Antirrhinum coulterianum Benth. ex A. DC. ssp. orcuttianum (Gray ex Ives) Pennell ANCOO Sairocarpus elmeri Antirrhinum elmeri Rothm. ANEL7 Sairocarpus kingii Antirrhinum kingii S. Wats. ANKI2 Sairocarpus multiflorus Antirrhinum multiflorum Pennell ANMU3 Sairocarpus nuttallianus Antirrhinum nuttallianum Benth. ex A. DC. ANNU3 Sairocarpus nuttallianus Antirrhinum nuttallianum Benth. ssp. nuttallianum Benth. [superfluous autonym] ANNUN2 Sairocarpus pusillus Antirrhinum nuttallianum Benth. ssp. subsessile (Gray) D. Thompson ANNUS Sairocarpus pusillus Antirrhinum subsessile Gray ANSU7 Sairocarpus subcordatus Antirrhinum subcordatum Gray ANSU4 Sairocarpus vexillocalyculatus Antirrhinum vexillo-calyculatum Kellogg ssp. vexillo-calyculatum Kellogg [superfluous autonym] ANVEV Sairocarpus vexillocalyculatus Antirrhinum vexillocalyculatum Kellogg ANVE3 Sairocarpus vexillocalyculatus Antirrhinum vexillocalyculatum Kellogg ssp. intermedium D. Thompson p.p. ANVEI Sairocarpus virga Antirrhinum virga Gray ANVI5 Sairocarpus watsonii Antirrhinum kingii S. Wats. var. watsonii (Vasey & Rose) Munz ANKIW Sairocarpus watsonii Antirrhinum watsonii Vasey & Rose ANWA2 Salmon Creek Indian paintbrush Castilleja praeterita Heckard & Bacig. CAPR11 Salmon River beardtongue Penstemon pumilus Nutt. PEPU12 saltmarsh bird's-beak Cordylanthus maritimus Nutt. ex Benth. COMA5 saltmarsh bird's-beak Cordylanthus maritimus Nutt. ex Benth. ssp. canescens (Gray) Chuang & Heckard COMAC saltmarsh bird's-beak Cordylanthus maritimus Nutt. ex Benth. ssp. maritimus COMAM3 saltmarsh false foxglove Agalinis maritima (Raf.) Raf. AGMA3 saltmarsh false foxglove Agalinis maritima (Raf.) Raf. var. grandiflora (Benth.) Shinners AGMAG saltmarsh false foxglove Agalinis maritima (Raf.) Raf. var. maritima AGMAM San Antonio false foxglove Agalinis homalantha Pennell AGHO4 San Bernardino beardtongue Penstemon caesius Gray PECA3 San Bernardino Mountain monkeyflower Mimulus exiguus Gray MIEX San Bernardino Mountains Indian paintbrush Castilleja lasiorhyncha (Gray) Chuang & Heckard CALA69 San Clemente Island Indian paintbrush Castilleja grisea Dunkle CAGR21 San Diego bush monkeyflower Diplacus aridus Abrams DIAR6 San Francisco blue eyed Mary Collinsia multicolor Lindl. & Paxton COMU San Francisco owl's-clover Triphysaria floribunda (Benth.) Chuang & Heckard TRFL14 San Gabriel beardtongue Penstemon labrosus (Gray) Hook. f. PELA6 San Jacinto beardtongue Penstemon clevelandii Gray ssp. connatus (Munz & Johnston) Keck PECLC4 sand penstemon Penstemon arenicola A. Nels. PEAR sandloving monkeyflower Mimulus arenarius A.L. Grant MIAR sandloving penstemon Penstemon ammophilus N. Holmgren & L. Shultz PEAM5 sandplain false foxglove Agalinis acuta Pennell AGAC Santa Catalina figwort Scrophularia villosa Pennell SCVI Santa Catalina Indian paintbrush Castilleja tenuiflora Benth. CATE14 Santa Catalina monkeyflower Mimulus traskiae A.L. Grant MITR2 Santa Cruz Island monkeyflower Mimulus brandegeei Pennell MIBR2 Santa Cruz Mountains beardtongue Penstemon rattanii Gray ssp. kleei (Greene) Keck PERAK Santa Lucia Mountain bush monkeyflower Diplacus fasciculatus (Pennell) McMinn DIFA3 Santa Susana bush monkeyflower Diplacus rutilus (A.L. Grant) McMinn DIRU3 savannah false pimpernel Lindernia grandiflora Nutt. LIGR8 sawleaf bush penstemon Penstemon fruticosus (Pursh) Greene var. serratus (Keck) Cronq. PEFRS2 sawsepal penstemon Penstemon glaber Pursh PEGL3 sawsepal penstemon Penstemon glaber Pursh var. glaber PEGLG2 scabland penstemon Penstemon deustus Dougl. ex Lindl. PEDE4 scabland penstemon Penstemon deustus Dougl. ex Lindl. var. deustus PEDED2 scabland penstemon Penstemon deustus Dougl. ex Lindl. var. pedicellatus M.E. Jones PEDEP scabland penstemon Penstemon deustus Dougl. ex Lindl. var. suffrutescens L. Henderson PEDES2 scabland penstemon Penstemon deustus Dougl. ex Lindl. var. variabilis (Suksdorf) Cronq. PEDEV2 scaleleaf false foxglove Agalinis aphylla (Nutt.) Raf. AGAP3 scarlet beardtongue Penstemon murrayanus Hook. PEMU2 scarlet bugler Penstemon centranthifolius (Benth.) Benth. PECE2 scarlet Indian paintbrush Castilleja coccinea (L.) Spreng. CACO17 scarlet keckiella Keckiella ternata (Torr. ex Gray) Straw KETE scarlet keckiella Keckiella ternata (Torr. ex Gray) Straw ssp. septentrionalis (Munz & Johnston) Straw KETES scarlet keckiella Keckiella ternata (Torr. ex Gray) Straw ssp. ternata KETET scarlet monkeyflower Mimulus cardinalis Dougl. ex Benth. MICA3 scented beardtongue Penstemon palmeri Gray var. eglandulosus (Keck) N. Holmgren PEPAE2 scented beardtongue Penstemon palmeri Gray var. macranthus (Eastw.) N. Holmgren PEPAM3 Scheel Creek beardtongue Penstemon rhizomatosus N. Holmgren PERH6 schistophragma Schistophragma Benth. ex Endl. SCHIS3 schwalbea Schwalbea L. SCHWA Schwalbea americana Schwalbea americana L. var. australis (Pennell) Reveal & Broome SCAMA Schwalbea americana Schwalbea australis Pennell SCAU6 Scrophularia californica ssp. californica Scrophularia nodosa L. var. californica (Cham. & Schlecht.) M.E. Jones SCNOC Scrophularia californica ssp. floribunda Scrophularia californica Cham. & Schlecht. var. floribunda Greene SCCAF Scrophularia californica ssp. floribunda Scrophularia californica Cham. & Schlecht. var. laciniata Jepson SCCAL Scrophularia californica ssp. floribunda Scrophularia floribunda (Greene) Heller SCFL8 Scrophularia californica ssp. floribunda Scrophularia multiflora Pennell SCMU9 Scrophularia canina ssp. hoppii Scrophularia hoppii Koch SCHO5 Scrophularia desertorum Scrophularia californica Cham. & Schlecht. var. desertorum Munz SCCAD Scrophularia lanceolata Scrophularia leporella Bicknell SCLE6 Scrophularia lanceolata Scrophularia occidentalis (Rydb.) Bichn. SCOC11 Scrophularia lanceolata Scrophularia pectinata Raf. SCPE8 Scrophularia macrantha Scrophularia coccinea Gray SCCO5 Scrophularia macrantha Scrophularia neomexicana R.J. Shaw SCNE3 Scrophularia oregana Scrophularia californica Cham. & Schlecht. var. oregana (Pennell) Boivin SCCAO Scrophularia parviflora Scrophularia davidsonii Pennell SCDA Scrophularia parviflora Scrophularia glabrata A. Davids. SCGL9 Scrophularia umbrosa Scrophularia aquatica L. SCAQ seaside bird's beak Cordylanthus rigidus (Benth.) Jepson ssp. littoralis (Ferris) Chuang & Heckard CORIL seaside twintip Stemodia maritima L. STMA6 seep monkeyflower Mimulus guttatus DC. MIGU selfing monkeyflower Mimulus cleistogamus J.T. Howell MICL Seminole false foxglove Agalinis filifolia (Nutt.) Raf. AGFI2 serpentine bird's beak Cordylanthus tenuis Gray ssp. brunneus (Jepson) Munz COTEB serpentine monkeyflower Mimulus brachiatus Pennell MIBR serrulate penstemon Penstemon serrulatus Menzies ex Sm. PESE5 Sevier Plateau beardtongue Penstemon leptanthus Pennell PELE14 Seymeria bipinnatisecta Seymeria havardii (Pennell) Standl. SEHA4 Seymeria cassioides Afzelia cassioides J.F. Gmel. AFCA Seymeria pectinata ssp. pectinata Afzelia pectinata (Pursh) Kuntze AFPE Seymeria pectinata ssp. peninsularis Afzelia pectinata (Pursh) Kuntze ssp. peninsularis Pennell AFPEP shade mudflower Micranthemum umbrosum (J.F. Gmel.) Blake MIUM shaggy hedgehyssop Gratiola pilosa Michx. GRPI sharpleaf cancerwort Kickxia elatine (L.) Dumort. KIEL sharpleaf penstemon Penstemon acuminatus Dougl. ex Lindl. PEAC sharpleaf penstemon Penstemon acuminatus Dougl. ex Lindl. var. acuminatus PEACA sharpleaf penstemon Penstemon acuminatus Dougl. ex Lindl. var. latebracteatus N. Holmgren PEACL sharpsepal beardtongue Penstemon tenuis Small PETE3 sharpwing monkeyflower Mimulus alatus Ait. MIAL2 Shasta beardtongue Penstemon heterodoxus Gray var. shastensis (Keck) N. Holmgren PEHES2 Shasta owl's-clover Orthocarpus pachystachyus Gray ORPA shieldbract monkeyflower Mimulus glaucescens Greene MIGL2 shoreline figwort Scrophularia auriculata L. SCAU7 Short's hedgehyssop Gratiola viscidula Pennell GRVI2 short-lobe Indian paintbrush Castilleja hispida Benth. ssp. brevilobata (Piper) Chuang & Heckard CAHIB shortflower Indian paintbrush Castilleja puberula Rydb. CAPU19 shortflower monkeyflower Mimulus breviflorus Piper MIBR3 shortlobe penstemon Penstemon seorsus (A. Nels.) Keck PESE12 shortstem beardtongue Penstemon breviculus (Keck) Nisbet & R.C. Jackson PEBR9 shortstyle Indian paintbrush Castilleja brevistyla (Hoover) Chuang & Heckard CABR37 showy greenbright Gambelia speciosa Nutt. GASP10 showy mullein Verbascum speciosum Schrad. VESP showy penstemon Penstemon spectabilis Thurb. ex Gray PESP3 showy penstemon Penstemon spectabilis Thurb. ex Gray ssp. spectabilis PESPS2 showy penstemon Penstemon spectabilis Thurb. ex Gray ssp. subviscosus Keck PESPS sickletop lousewort Pedicularis racemosa Dougl. ex Benth. PERA sickletop lousewort Pedicularis racemosa Dougl. ex Benth. ssp. alba Pennell PERAA sickletop lousewort Pedicularis racemosa Dougl. ex Benth. ssp. racemosa PERAR sidebells penstemon Penstemon secundiflorus Benth. PESE11 Sierra beardtongue Penstemon heterodoxus Gray PEHE2 Sierra beardtongue Penstemon heterodoxus Gray var. cephalophorus (Greene) N. Holmgren PEHEC2 Sierra beardtongue Penstemon heterodoxus Gray var. heterodoxus PEHEH3 Sierra snapdragon Sairocarpus multiflorus (Pennell) D.A. Sutton SAMU2 Sierra woolly Indian paintbrush Castilleja lanata Gray CALA24 Sierra woolly Indian paintbrush Castilleja lanata Gray ssp. lanata CALAL11 Siler's penstemon Penstemon linarioides Gray ssp. sileri (Gray) Keck PELIS Siskiyou beardtongue Penstemon anguineus Eastw. PEAN3 Siskiyou Indian paintbrush Castilleja miniata Dougl. ex Hook. ssp. elata (Piper) Munz CAMIE Siskiyou Mountain owl's-clover Orthocarpus cuspidatus Greene ssp. cuspidatus ORCUC3 Skinner's false foxglove Agalinis skinneriana (Wood) Britt. AGSK skullcap speedwell Veronica scutellata L. VESC2 slender bird's beak Cordylanthus tenuis Gray COTE3 slender bird's beak Cordylanthus tenuis Gray ssp. tenuis COTET2 slender bird's beak Cordylanthus tenuis Gray ssp. viscidus (T.J. Howell) Chuang & Heckard COTEV slender monkeyflower Mimulus leptaleus Gray MILE slender penstemon Penstemon gracilentus Gray PEGR4 slenderleaf false foxglove Agalinis tenuifolia (Vahl) Raf. AGTE3 slenderleaf false foxglove Agalinis tenuifolia (Vahl) Raf. var. leucanthera (Raf.) Pennell AGTEL slenderleaf false foxglove Agalinis tenuifolia (Vahl) Raf. var. macrophylla (Benth.) Blake AGTEM slenderleaf false foxglove Agalinis tenuifolia (Vahl) Raf. var. parviflora (Nutt.) Pennell AGTEP2 slenderleaf false foxglove Agalinis tenuifolia (Vahl) Raf. var. polyphylla (Small) Pennell AGTEP3 slenderleaf false foxglove Agalinis tenuifolia (Vahl) Raf. var. tenuifolia AGTET slenderstalk monkeyflower Mimulus gracilipes B.L. Robins. MIGR3 slenderstem monkeyflower Mimulus filicaulis S. Wats. MIFI slipper flower Calceolaria L. CALCE2 slipper flower Calceolaria multiflora Cav. CAMU26 small eyebright Euphrasia randii B.L. Robins. EURA3 small penstemon Penstemon attenuatus Dougl. ex Lindl. var. pseudoprocerus (Rydb.) Cronq. PEATP5 Small's beardtongue Penstemon smallii Heller PESM smallflower false foxglove Agalinis paupercula (Gray) Britt. AGPA12 smallflower false foxglove Agalinis paupercula (Gray) Britt. var. borealis Pennell AGPAB smallflower false foxglove Agalinis paupercula (Gray) Britt. var. paupercula AGPAP3 smallflower Indian paintbrush Castilleja parviflora Bong. var. albida (Pennell) Ownbey CAPAA3 smallflower Indian paintbrush Castilleja parviflora Bong. var. parviflora CAPAP8 smallflower lousewort Pedicularis parviflora Sm. ex Rees PEPA4 smallflower lousewort Pedicularis parviflora Sm. ex Rees ssp. parviflora PEPAP6 smallflower monkeyflower Mimulus inconspicuus Gray MIIN smooth penstemon Penstemon subglaber Rydb. PESU2 smooth yellow false foxglove Aureolaria flava (L.) Farw. AUFL smooth yellow false foxglove Aureolaria flava (L.) Farw. var. flava AUFLF smooth yellow false foxglove Aureolaria flava (L.) Farw. var. macrantha Pennell AUFLM smoothflower lousewort Pedicularis bracteosa Benth. var. siifolia (Rydb.) Cronq. PEBRS smoothleaf beardtongue Penstemon leiophyllus Pennell PELE7 smoothleaf beardtongue Penstemon leiophyllus Pennell var. francisci-pennellii (Crosswhite) N. Holmgren PELEF smoothleaf beardtongue Penstemon leiophyllus Pennell var. leiophyllus PELEL snapdragon Antirrhinum L. ANTIR2 snapdragon Sairocarpus D.A. Sutton SAIRO snapdragon penstemon Keckiella antirrhinoides (Benth.) Straw KEAN snapdragon penstemon Keckiella antirrhinoides (Benth.) Straw ssp. antirrhinoides KEANA snapdragon penstemon Keckiella antirrhinoides (Benth.) Straw ssp. microphylla (Gray) Straw KEANM snow Indian paintbrush Castilleja nivea Pennell & Ownbey CANI8 Snow Mountain beardtongue Penstemon purpusii Brandeg. PEPU4 snowlover Chionophila Benth. CHION2 snowqueen Synthyris reniformis (Dougl. ex Benth.) Benth. SYRE snowqueen Synthyris reniformis (Dougl. ex Benth.) Benth. var. cordata Gray SYREC snowqueen Synthyris reniformis (Dougl. ex Benth.) Benth. var. reniformis SYRER soft bird's-beak Cordylanthus mollis Gray COMO soft bird's-beak Cordylanthus mollis Gray ssp. mollis COMOM softleaf Indian paintbrush Castilleja mollis Pennell CAMO8 Sonoma penstemon Penstemon newberryi Gray ssp. sonomensis (Greene) Keck PENES Sonoran beardtongue Penstemon stenophyllus (Gray) T.J. Howell PEST6 South Idaho penstemon Penstemon attenuatus Dougl. ex Lindl. var. militaris (Greene) Cronq. PEATM2 southern bush monkeyflower Diplacus longiflorus Nutt. DILO6 southwestern beardtongue Penstemon laevis Pennell PELA15 sparrow false pimpernel Lindernia antipoda (L.) Alston LIAN5 speedwell Veronica L. VERON spiked speedwell Veronica spicata L. VESP80 spinster's blue eyed Mary Collinsia sparsiflora Fisch. & C.A. Mey. COSP spinster's blue eyed Mary Collinsia sparsiflora Fisch. & C.A. Mey. var. arvensis (Greene) Jepson COSPA spinster's blue eyed Mary Collinsia sparsiflora Fisch. & C.A. Mey. var. bruceae (M.E. Jones) Newsom COSPB spinster's blue eyed Mary Collinsia sparsiflora Fisch. & C.A. Mey. var. collina (Jepson) Newsom COSPC spinster's blue eyed Mary Collinsia sparsiflora Fisch. & C.A. Mey. var. sparsiflora COSPS splithair Indian paintbrush Castilleja schizotricha Greenm. CASC20 splitleaf Indian paintbrush Castilleja rhexiifolia Rydb. CARH4 spreading false pimpernel Lindernia diffusa (L.) Wettst. LIDI4 spreading yellow false foxglove Aureolaria patula (Chapman) Pennell AUPA spring blue eyed Mary Collinsia verna Nutt. COVE2 spring speedwell Veronica verna L. VEVE spurred snapdragon Sairocarpus cornutus (Benth.) D.A. Sutton SACO12 St. Mark's false foxglove Agalinis pulchella Pennell AGPU4 Steenes Indian paintbrush Castilleja pilosa (S. Wats.) Rydb. var. steenensis (Pennell) N. Holmgren CAPIS stemless beardtongue Penstemon acaulis L.O. Williams PEAC3 Stemodia durantifolia Capraria durantifolia L. CADU11 Stemodia durantifolia Stemodia arizonica Pennell STAR9 Stemodia lanata Stemodia tomentosa (P. Mill.) Greenm. & C.H. Thompson STTO2 Stemodia verticillata Erinus verticillatus P. Mill. ERVE9 Stemodia verticillata Lendneria verticillata (P. Mill.) Britt. LEVE2 Stephens's penstemon Penstemon stephensii Brandeg. PEST Steptoe Valley beardtongue Penstemon immanifestus N. Holmgren PEIM2 sticky blue eyed Mary Collinsia rattanii Gray CORA2 sticky blue eyed Mary Collinsia rattanii Gray ssp. glandulosa (T.J. Howell) Pennell CORAG sticky blue eyed Mary Collinsia rattanii Gray ssp. rattanii CORAR sticky Chinese houses Collinsia tinctoria Hartw. ex Benth. COTI sticky hedgehyssop Gratiola brevifolia Raf. GRBR sticky Indian paintbrush Castilleja viscidula Gray CAVI9 sticky monkeyflower Mimulus viscidus Congd. MIVI2 sticky monkeyflower Mimulus viscidus Congd. ssp. constrictus (A.L. Grant) Munz MIVIC sticky monkeyflower Mimulus viscidus Congd. ssp. viscidus MIVIV stickystem penstemon Penstemon glandulosus Dougl. PEGL4 stickystem penstemon Penstemon glandulosus Dougl. var. chelanensis (Keck) Cronq. PEGLC2 stickystem penstemon Penstemon glandulosus Dougl. var. glandulosus PEGLG3 stiff yellow Indian paintbrush Castilleja lutescens (Greenm.) Rydb. CALU14 stiffbranch bird's beak Cordylanthus rigidus (Benth.) Jepson CORI2 stiffbranch bird's beak Cordylanthus rigidus (Benth.) Jepson ssp. brevibracteatus (Gray) Munz CORIB stiffbranch bird's beak Cordylanthus rigidus (Benth.) Jepson ssp. rigidus CORIR stiffbranch bird's beak Cordylanthus rigidus (Benth.) Jepson ssp. setigerus Chuang & Heckard CORIS2 stiffleaf false foxglove Agalinis strictifolia (Benth.) Pennell AGST4 stiffleaf penstemon Penstemon aridus Rydb. PEAR2 straw foxglove Digitalis lutea L. DILU Striga asiatica Striga lutea Lour. STLU2 striped toadflax Linaria repens (L.) P. Mill. LIRE3 subalpine eyebright Euphrasia mollis (Ledeb.) Wettst. EUMO3 subalpine monkeyflower Mimulus tilingii Regel var. caespitosus (Greene) A.L. Grant MITIC succulent owl's-clover Castilleja campestris (Benth.) Chuang & Heckard ssp. succulenta (Hoover) Chuang & Heckard CACAS5 sudetic lousewort Pedicularis sudetica Willd. PESU sudetic lousewort Pedicularis sudetica Willd. ssp. albolabiata Hult PESUA sudetic lousewort Pedicularis sudetica Willd. ssp. interioides Hult PESUI sudetic lousewort Pedicularis sudetica Willd. ssp. interior (Hult?n) Hult PESUI2 sudetic lousewort Pedicularis sudetica Willd. ssp. scopulorum (Gray) Hult PESUS2 Suksdorf's Indian paintbrush Castilleja suksdorfii Gray CASU11 Suksdorf's monkeyflower Mimulus suksdorfii Gray MISU2 sulphur beardtongue Penstemon attenuatus Dougl. ex Lindl. var. palustris (Pennell) Cronq. PEATP4 sulphur Indian paintbrush Castilleja sulphurea Rydb. CASU12 sulphur penstemon Penstemon attenuatus Dougl. ex Lindl. PEAT3 sulphur penstemon Penstemon attenuatus Dougl. ex Lindl. var. attenuatus PEATA2 Sunset Crater beardtongue Penstemon clutei A. Nels. PECL5 superb beardtongue Penstemon superbus A. Nels. PESU8 Susanville beardtongue Penstemon sudans M.E. Jones PESU10 swamp lousewort Pedicularis lanceolata Michx. PELA2 swollen penstemon Penstemon rydbergii A. Nels. var. rydbergii PERYR Synthyris laciniata Synthyris laciniata (Gray) Rydb. ssp. ibapahensis Pennell SYLAI Synthyris laciniata Synthyris pinnatifida S. Wats. var. laciniata Gray SYPIL2 Synthyris missurica ssp. missurica Synthyris missurica (Raf.) Pennell var. major (Hook.) Pennell ex R.J. Davis SYMIM Synthyris missurica ssp. missurica Synthyris reniformis (Dougl. ex Benth.) Benth. var. major Hook. SYREM Synthyris missurica ssp. stellata Synthyris stellata Pennell SYST Synthyris pinnatifida var. canescens Synthyris cymopteroides Pennell SYCY Synthyris pinnatifida var. canescens Synthyris dissecta Rydb. SYDI3 Synthyris pinnatifida var. canescens Synthyris hendersonii Pennell SYHE3 Synthyris pinnatifida var. lanuginosa Synthyris lanuginosa (Piper) Pennell & J.W. Thompson SYLA5 Synthyris pinnatifida var. pinnatifida Synthyris paysonii Pennell & Williams SYPA5 tailed kittentails Synthyris missurica (Raf.) Pennell SYMI tailed kittentails Synthyris missurica (Raf.) Pennell ssp. missurica SYMIM2 tall false foxglove Agalinis aspera (Dougl. ex Benth.) Britt. AGAS2 tall snapdragon Sairocarpus virga (Gray) D.A. Sutton SAVI8 talus slope penstemon Penstemon digitalis Nutt. ex Sims PEDI Taos penstemon Penstemon crandallii A. Nels. ssp. taosensis (Keck) Kartesz & Gandhi PECRT2 Tecopa bird's beak Cordylanthus tecopensis Munz & Roos COTE2 tenlobe false foxglove Agalinis obtusifolia Raf. AGOB Texas barometer bush Leucophyllum frutescens (Berl.) I.M. Johnston LEFR3 Texas blacksenna Seymeria texana (Gray) Pennell SETE7 Texas Indian paintbrush Castilleja foliolosa Hook. & Arn. CAFO2 Texas toadflax Nuttallanthus texanus (Scheele) D.A. Sutton NUTE thickleaf beardtongue Penstemon pachyphyllus Gray ex Rydb. PEPA6 thickleaf beardtongue Penstemon pachyphyllus Gray ex Rydb. var. congestus (M.E. Jones) N. Holmgren PEPAC2 thickleaf beardtongue Penstemon pachyphyllus Gray ex Rydb. var. pachyphyllus PEPAP8 thinleaved owl's-clover Orthocarpus tenuifolius (Pursh) Benth. ORTE2 thinsepal monkeyflower Mimulus hymenophyllus R.J. Meinke MIHY Thompson's beardtongue Penstemon thompsoniae (Gray) Rydb. PETH2 Thompson's beardtongue Penstemon thompsoniae (Gray) Rydb. ssp. thompsoniae PETHT2 Thompson's Indian paintbrush Castilleja thompsonii Pennell CATH4 threadleaf beardtongue Penstemon filiformis (Keck) Keck PEFI2 threadleaf false foxglove Agalinis setacea (J.F. Gmel.) Raf. AGSE3 threadstalk speedwell Veronica filiformis Sm. VEFI Thurber's penstemon Penstemon thurberi Torr. PETH3 thymeleaf speedwell Veronica serpyllifolia L. VESE thymeleaf speedwell Veronica serpyllifolia L. ssp. serpyllifolia VESES Tiburon Indian paintbrush Castilleja affinis Hook. & Arn. ssp. neglecta (Zeile) Chuang & Heckard CAAFN2 Tidestrom's beardtongue Penstemon tidestromii Pennell PETI2 Tiehm's beardtongue Penstemon tiehmii N. Holmgren PETI3 tiger beardtongue Penstemon mensarum Pennell PEME2 Tiling's monkeyflower Mimulus tilingii Regel MITI Tiling's monkeyflower Mimulus tilingii Regel var. tilingii MITIT timberline beardtongue Penstemon davidsonii Greene var. praeteritus Cronq. PEDAP toadflax Linaria P. Mill. LINAR toadflax Nuttallanthus D.A. Sutton NUTTA toadflax beardtongue Penstemon linarioides Gray ssp. compactifolius Keck PELIC2 toadflax beardtongue Penstemon linarioides Gray ssp. linarioides PELIL2 toadflax penstemon Penstemon linarioides Gray PELI2 toadflax penstemon Penstemon linarioides Gray ssp. coloradoensis (A. Nels.) Keck PELIC Tolmie's owl's-clover Orthocarpus tolmiei Hook. & Arn. ORTO Tolmie's owl's-clover Orthocarpus tolmiei Hook. & Arn. ssp. tolmiei ORTOT Tolmie's penstemon Penstemon procerus Dougl. ex Graham var. tolmiei (Hook.) Cronq. PEPRT tonella Tonella Nutt. ex Gray TONEL toothed owl's-clover Orthocarpus cuspidatus Greene ORCU toothpetal monkeyflower Mimulus dentilobus B.L. Robins. & Fern. MIDE4 torenia Torenia L. TOREN Torrey's blue eyed Mary Collinsia torreyi Gray COTO Torrey's blue eyed Mary Collinsia torreyi Gray var. brevicarinata Newsom COTOB Torrey's blue eyed Mary Collinsia torreyi Gray var. latifolia Newsom COTOL Torrey's blue eyed Mary Collinsia torreyi Gray var. torreyi COTOT Torrey's monkeyflower Mimulus torreyi Gray MITO Torrey's penstemon Penstemon barbatus (Cav.) Roth ssp. torreyi (Benth.) Keck PEBAT towering lousewort Pedicularis bracteosa Benth. var. flavida (Pennell) Cronq. PEBRF towering lousewort Pedicularis bracteosa Benth. var. pachyrhiza (Pennell) Cronq. PEBRP TransPecos Indian paintbrush Castilleja nervata Eastw. CANE18 tricolor monkeyflower Mimulus tricolor Hartw. ex Lindl. MITR3 Trinity penstemon Penstemon tracyi Keck PETR Triphysaria eriantha ssp. eriantha Orthocarpus erianthus Benth. ORER Triphysaria eriantha ssp. rosea Orthocarpus erianthus Benth. var. gratiosus Jepson & Tracy ORERG Triphysaria eriantha ssp. rosea Orthocarpus erianthus Benth. var. roseus (Gray) Greene ORERR Triphysaria floribunda Orthocarpus floribundus Benth. ORFL Triphysaria micrantha Orthocarpus erianthus Benth. var. micranthus (Greene ex Heller) Jepson ORERM Triphysaria micrantha Orthocarpus micranthus Greene ex Heller ORMI5 Triphysaria pusilla Orthocarpus pusillus Benth. ORPU3 Triphysaria pusilla Orthocarpus pusillus Benth. var. densiuscuus (Gandog.) Keck ORPUD Triphysaria versicolor ssp. faucibarbatus Orthocarpus faucibarbatus Gray ORFA2 Triphysaria versicolor ssp. versicolor Orthocarpus faucibarbatus Gray ssp. albidus Keck ORFAA Triphysaria versicolor ssp. versicolor Orthocarpus faucibarbatus Gray var. albidus (Keck) J.T. Howell ORFAA2 tropical waterhyssop Bacopa innominata (G. Maza) Alain BAIN2 tufted penstemon Penstemon laxus A. Nels. PELA17 Tunnel Springs beardtongue Penstemon concinnus Keck PECO15 turtlehead Chelone L. CHELO Tushar Plateau Indian paintbrush Castilleja parvula Rydb. CAPA46 Tushar Range beardtongue Penstemon tusharensis N. Holmgren PETU2 Tweedy's snowlover Chionophila tweedyi (Canby & Rose) Henderson CHTW twintip Stemodia L. STEMO twoleaf beardtongue Penstemon diphyllus Rydb. PEDI5 twoline false foxglove Agalinis laxa Pennell AGLA10 twolobe speedwell Veronica biloba L. VEBI2 Uinta Basin beardtongue Penstemon grahamii Keck PEGR6 Uinta Mountain beardtongue Penstemon uintahensis Pennell PEUI undulate speedwell Veronica undulata Wallich VEUN upland beardtongue Penstemon saxosorum Pennell PESA2 upright blue beardtongue Penstemon virgatus Gray PEVI4 Utah penstemon Penstemon utahensis Eastw. PEUT variable-color beardtongue Penstemon versicolor Pennell PEVE9 Venus penstemon Penstemon venustus Dougl. ex Lindl. PEVE2 Verbascum densiflorum Verbascum thapsiforme Schrad. VETH2 vernal pool Indian paintbrush Castilleja campestris (Benth.) Chuang & Heckard CACA79 vernal pool Indian paintbrush Castilleja campestris (Benth.) Chuang & Heckard ssp. campestris CACAC14 Veronica agrestis Pocilla agrestis (L.) Fourr. POAG2 Veronica anagallis-aquatica Veronica ?lackschewitzii Keller VELA7 Veronica anagallis-aquatica Veronica anagallis L. VEAN3 Veronica anagallis-aquatica Veronica catenata Pennell VECA7 Veronica anagallis-aquatica Veronica catenata Pennell var. glandulosa (Farw.) Pennell VECAG2 Veronica anagallis-aquatica Veronica comosa auct. non Richter [misapplied] VECO4 Veronica anagallis-aquatica Veronica comosa Richter var. glaberrima (Pennell) Boivin VECOG Veronica anagallis-aquatica Veronica comosa Richter var. glandulosa (Farw.) Boivin VECOG2 Veronica anagallis-aquatica Veronica connata auct. non Raf. [misapplied] VECO5 Veronica anagallis-aquatica Veronica connata Raf. ssp. glaberrima Pennell VECOG3 Veronica anagallis-aquatica Veronica connata Raf. var. glaberrima (Pennell) Fern. VECOG4 Veronica anagallis-aquatica Veronica connata Raf. var. typica Pennell VECOT Veronica anagallis-aquatica Veronica glandifera Pennell VEGL3 Veronica anagallis-aquatica Veronica grandiflora auct. non Gaertn. [misapplied] VEGR5 Veronica anagallis-aquatica Veronica micromeria Woot. & Standl. VEMI3 Veronica anagallis-aquatica Veronica salina auct. non Schur [misapplied] VESA Veronica austriaca ssp. teucrium Veronica crinita Kit. VECR3 Veronica austriaca ssp. teucrium Veronica latifolia L. VELA2 Veronica austriaca ssp. teucrium Veronica teucrium L. VETE7 Veronica biloba Pocilla biloba (L.) W.A. Weber POBI13 Veronica cymbalaria Veronica glandulifera Freyn VEGL4 Veronica grandis Veronica bachofenii Heuffel VEBA2 Veronica officinalis var. tournefortii Veronica tournefortii Vill. VETO Veronica peregrina ssp. peregrina Veronica peregrina L. var. typica Pennell VEPET Veronica peregrina ssp. xalapensis Veronica peregrina L. var. xalapensis (Kunth) Pennell VEPEX Veronica peregrina ssp. xalapensis Veronica sherwoodii M.E. Peck VESH Veronica peregrina ssp. xalapensis Veronica xalapensis Kunth VEXA Veronica persica Pocilla persica (Poir.) Fourr. POPE21 Veronica persica Veronica buxbaumii Ten., non F.W. Schmidt VEBU Veronica persica Veronica persica Poir. var. aschersoniana (Lehm.) Boivin VEPEA Veronica persica Veronica persica Poir. var. corrensiana (Lehm.) Boivin VEPEC Veronica polita Pocilla polita (Fries) Fourr. POPO21 Veronica polita Veronica didyma Ten. p.p. VEDI5 Veronica scutellata Veronica scutellata L. var. villosa Schumacher VESCV Veronica serpyllifolia ssp. humifusa Veronica humifusa Dickson VEHU Veronica serpyllifolia ssp. humifusa Veronica serpyllifolia L. var. borealis Laestad. VESEB Veronica serpyllifolia ssp. humifusa Veronica serpyllifolia L. var. humifusa (Dickson) Vahl VESEH4 Veronica serpyllifolia ssp. humifusa Veronica tenella All. VETE6 Veronica serpyllifolia ssp. humifusa Veronicastrum serpyllifolium (L.) Fourr. ssp. humifusum (Dickson) W.A. Weber VESEH3 Veronica serpyllifolia ssp. serpyllifolia Veronica serpyllifolia L. var. nummularioides Lecoq. & Lamotte VESEN Veronica serpyllifolia ssp. serpyllifolia Veronicastrum serpyllifolium (L.) Fourr. VESE3 Veronica spicata Pseudolysimachion spicatum (L.) Opiz PSSP8 Veronica wormskjoldii var. stelleri Veronica stelleri Pallas ex Schrad. & Link VEST2 Veronica wormskjoldii var. wormskjoldii Veronica alpina L. var. alterniflora Fern. VEALA5 Veronica wormskjoldii var. wormskjoldii Veronica alpina L. var. cascadensis Fern. VEALC Veronica wormskjoldii var. wormskjoldii Veronica alpina L. var. geminiflora Fern. VEALG Veronica wormskjoldii var. wormskjoldii Veronica alpina L. var. nutans (Bong.) Boivin VEALN Veronica wormskjoldii var. wormskjoldii Veronica alpina L. var. terrae-novae Fern. VEALT2 Veronica wormskjoldii var. wormskjoldii Veronica alpina L. var. unalaschcensis Cham. & Schlecht. VEALU Veronica wormskjoldii var. wormskjoldii Veronica nutans Bong. VENU2 Veronica wormskjoldii var. wormskjoldii Veronica stelleri Pallas ex Schrad. & Link var. glabrescens Hult VESTG Veronica wormskjoldii var. wormskjoldii Veronica wormskjoldii Roemer & J.A. Schultes ssp. alterniflora (Fern.) Pennell VEWOA veronicastrum Veronicastrum Heister ex Fabr. VERON2 Veronicastrum virginicum Leptandra virginica (L.) Nutt. LEVI12 Veronicastrum virginicum Veronica virginica L. VEVI6 violet blue eyed Mary Collinsia violacea Nutt. COVI2 violet snapdragon Sairocarpus nuttallianus (Benth. ex A. DC.) D.A. Sutton SANU6 Wallowa beardtongue Penstemon spatulatus Pennell PESP2 Wallowa Indian paintbrush Castilleja wallowensis Pennell CAWA4 wand mullein Verbascum virgatum Stokes VEVI2 Ward's beardtongue Penstemon wardii Gray PEWA8 Wasatch beardtongue Penstemon cyananthus Hook. PECY2 Wasatch beardtongue Penstemon cyananthus Hook. var. cyananthus PECYC2 Wasatch beardtongue Penstemon cyananthus Hook. var. subglaber (Gray) N. Holmgren PECYS2 Washington beardtongue Penstemon washingtonensis Keck PEWA9 Washington monkeyflower Mimulus washingtonensis Gandog. MIWA2 Wassuk Range beardtongue Penstemon rubicundus Keck PERU5 water figwort Scrophularia umbrosa Dumort. SCUM water mudwort Limosella aquatica L. LIAQ water speedwell Veronica anagallis-aquatica L. VEAN2 waterhyssop Bacopa Aubl. BACOP waterhyssop Bacopa procumbens (Miller) Greenman BAPR3 Watson's penstemon Penstemon watsonii Gray PEWA Watson's snapdragon Sairocarpus watsonii (Vasey & Rose) D.A. Sutton SAWA2 wavyleaf Indian paintbrush Castilleja applegatei Fern. CAAP4 wavyleaf Indian paintbrush Castilleja applegatei Fern. ssp. applegatei CAAPA2 wavyleaf Indian paintbrush Castilleja applegatei Fern. ssp. disticha (Eastw.) Chuang & Heckard CAAPD wavyleaf Indian paintbrush Castilleja applegatei Fern. ssp. martinii (Abrams) Chuang & Heckard CAAPM wavyleaf Indian paintbrush Castilleja applegatei Fern. ssp. pallida (Eastw.) Chuang & Heckard CAAPP3 wavyleaf Indian paintbrush Castilleja applegatei Fern. ssp. pinetorum (Fern.) Chuang & Heckard CAAPP4 wavyleaf mullein Verbascum sinuatum L. VESI2 waxleaf penstemon Penstemon nitidus Dougl. ex Benth. PENI3 waxleaf penstemon Penstemon nitidus Dougl. ex Benth. var. nitidus PENIN waxleaf penstemon Penstemon nitidus Dougl. ex Benth. var. polyphyllus (Pennell) Cronq. PENIP2 weaselsnout Lagotis glauca Gaertn. LAGL2 Welsh mudwort Limosella australis R. Br. LIAU6 Wenatchee Indian paintbrush Castilleja elmeri Fern. CAEL7 western Indian paintbrush Castilleja occidentalis Torr. CAOC4 western kittentails Synthyris laciniata (Gray) Rydb. SYLA western mountain kittentails Synthyris missurica (Raf.) Pennell ssp. hirsuta Pennell SYMIH western mountain kittentails Synthyris missurica (Raf.) Pennell ssp. stellata (Pennell) Kartesz & Gandhi SYMIS western whiteflower beardtongue Penstemon pratensis Greene PEPR6 Whipple's monkeyflower Mimulus whipplei A.L. Grant MIWH2 Whipple's penstemon Penstemon whippleanus Gray PEWH white blue eyed Mary Collinsia bartsiifolia Benth. COBA white blue eyed Mary Collinsia bartsiifolia Benth. var. bartsiifolia COBAB white blue eyed Mary Collinsia bartsiifolia Benth. var. hirsuta (Kellogg) Pennell COBAH white blue eyed Mary Collinsia bartsiifolia Benth. var. stricta Newsom COBAS white mullein Verbascum lychnitis L. VELY white penstemon Penstemon albidus Nutt. PEAL2 White River beardtongue Penstemon scariosus Pennell PESC5 White River beardtongue Penstemon scariosus Pennell var. albifluvis (England) N. Holmgren PESCA White River beardtongue Penstemon scariosus Pennell var. scariosus PESCS White River coraldrops Besseya plantaginea (James) Rydb. BEPL White River Valley beardtongue Penstemon barnebyi N. Holmgren PEBA6 white turtlehead Chelone glabra L. CHGL2 white wand beardtongue Penstemon tubiflorus Nutt. PETU white wand beardtongue Penstemon tubiflorus Nutt. var. achoreus Fern. PETUA white wand beardtongue Penstemon tubiflorus Nutt. var. tubiflorus PETUT Whited's penstemon Penstemon eriantherus Pursh var. whitedii (Piper) A. Nels. PEERW whitefelt Indian paintbrush Castilleja lanata Gray ssp. hololeuca (Greene) Chuang & Heckard CALAH whitemargin beardtongue Penstemon albomarginatus M.E. Jones PEAL3 whitewoolly twintip Stemodia durantifolia (L.) Sw. STDU wholeleaf Indian paintbrush Castilleja integra Gray CAIN14 wholeleaf Indian paintbrush Castilleja integra Gray var. gloriosa (Britt.) Cockerell CAING wholeleaf Indian paintbrush Castilleja integra Gray var. integra CAINI5 whorled lousewort Pedicularis verticillata L. PEVE whorled twintip Stemodia verticillata (P. Mill.) Hassler STVE widecalyx monkeyflower Mimulus platycalyx Pennell MIPL2 wideleaf Indian paintbrush Castilleja exserta (Heller) Chuang & Heckard ssp. latifolia (S. Wats.) Chuang & Heckard CAEXL widepetal lousewort Pedicularis bracteosa Benth. var. latifolia (Pennell) Cronq. PEBRL widethroat pink monkeyflower Mimulus platylaemus Pennell MIPL widethroat yellow monkeyflower Mimulus brevipes Benth. MIBR4 Wilcox's penstemon Penstemon wilcoxii Rydb. PEWI willowleaf angelon Angelonia salicariifolia Humb. & Bonpl. ANSA3 wingstem monkeyflower Mimulus alsinoides Dougl. ex Benth. MIAL3 wiry snapdragon Sairocarpus vexillocalyculatus (Kellogg) D.A. Sutton SAVE7 Wisconsin penstemon Penstemon gracilis Nutt. var. wisconsinensis (Pennell) Fassett PEGRW2 wishbone flower Torenia asiatica L. TOAS witchweed Striga Lour. STRIG woodland beardtongue Nothochelone nemorosa (Dougl. ex Lindl.) Straw NONE3 woodland figwort Scrophularia nodosa L. SCNO2 woolly lousewort Pedicularis lanata Cham. & Schlecht. PELA14 Wright's beardtongue Penstemon wrightii Hook. PEWR2 Wright's bird's beak Cordylanthus wrightii Gray COWR2 Wright's bird's beak Cordylanthus wrightii Gray ssp. tenuifolius (Pennell) Chuang & Heckard COWRT Wright's bird's beak Cordylanthus wrightii Gray ssp. wrightii COWRW Wright's blue eyed Mary Collinsia torreyi Gray var. wrightii (S. Wats.) I.M. Johnston COTOW Wyoming besseya Besseya wyomingensis (A. Nels.) Rydb. BEWY Wyoming Indian paintbrush Castilleja linariifolia Benth. CALI4 Yakima bird's-beak Cordylanthus capitatus Nutt. ex Benth. COCA7 Yampa beardtongue Penstemon yampaensis Penl. PEYA2 yaupon blacksenna Seymeria cassioides (J.F. Gmel.) Blake SECA4 yellow and purple monkeyflower Mimulus densus A.L. Grant MIDE2 yellow and white monkeyflower Mimulus bicolor Hartw. ex Benth. MIBI4 yellow foxglove Digitalis grandiflora P. Mill. DIGR4 yellow glandweed Parentucellia viscosa (L.) Caruel PAVI3 yellow hedgehyssop Gratiola flava Leavenworth GRFL yellow Indian paintbrush Castilleja flava S. Wats. CAFL7 yellow Indian paintbrush Castilleja flava S. Wats. var. flava CAFLF3 yellow licorice weed Scoparia flava Cham. & Schlecht. SCFL9 yellow monkey-flower Mimulus luteus L. MILU5 yellow owl's-clover Orthocarpus luteus Nutt. ORLU2 yellow penstemon Penstemon confertus Dougl. ex Lindl. PECO6 yellow Wallowa Indian paintbrush Castilleja chrysantha Greenm. CACH16 yellowbeak owl's-clover Triphysaria versicolor Fisch. & C.A. Mey. TRVE6 yellowbeak owl's-clover Triphysaria versicolor Fisch. & C.A. Mey. ssp. faucibarbatus (Gray) Chuang & Heckard TRVEF yellowbeak owl's-clover Triphysaria versicolor Fisch. & C.A. Mey. ssp. versicolor TRVEV yellowhair Indian paintbrush Castilleja xanthotricha Pennell CAXA yellowlip pansy monkeyflower Mimulus pulchellus (E. Drew ex Greene) A.L. Grant MIPU yellowrattle Rhinanthus L. RHINA yellowseed false pimpernel Lindernia dubia (L.) Pennell LIDU yellowseed false pimpernel Lindernia dubia (L.) Pennell var. anagallidea (Michx.) Cooperrider LIDUA yellowseed false pimpernel Lindernia dubia (L.) Pennell var. dubia LIDUD yerba de culebra Bacopa stricta (Schrad.) B.L. Robins. BAST4 yerba de hierro Alectra fluminensis (Vell.) Stearn ALFL2 Yukon Indian paintbrush Castilleja yukonis Pennell CAYU Zion Indian paintbrush Castilleja scabrida Eastw. var. scabrida CASCS4

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