| Common Name | Scientific Name | Code |
| n/a | Aliciella Brand | ALICI |
| n/a | Aliciella haydenii (A.Gray) J.M.Porter ssp. crandallii (Rydb.) J.M. Porter [excluded] | ALHAC |
| n/a | Cantua bicolor Lem. | CABI19 |
| n/a | Eriastrum densifolium (Benth.) Mason ssp. sanctorum (Milliken) Mason | ERDES |
| n/a | Giliastrum (Brand) Rydb. | GILIA2 |
| n/a | Ipomopsis longiflora (Torr.) V. Grant ssp. neomexicana Wilken | IPLON |
| n/a | Lathrocasis L.A. Johnson | LATHR |
| n/a | Leptosiphon Benth. | LEPTO22 |
| n/a | Loeselia mexicana (Lam.) Brand [excluded] | LOME5 |
| n/a | Microsteris Greene | MICRO22 |
| n/a | Phlox ?glutinosa Buckl. (pro sp.) [divaricata ? pilosa] | PHGL11 |
| n/a | Phlox ?procumbens Lehm. (pro sp.) [stolonifera ? subulata] | PHPR10 |
| n/a | Phlox ?rugelii Brand (pro sp.) [amoena ? divaricata] | PHRU3 |
| n/a | Phlox acuminata Pursh [excluded] | PHAC12 |
| n/a | Polemonium caeruleum L. ssp. himalayanum (Baker) H. Hara | POCAH4 |
| n/a | Saltugilia (V. Grant) L.A. Johnson | SALTU |
| n/a | Saltugilia latimeri T.L. Weese & L.A. Johnson | SALA26 |
| Abrams's woollystar | Eriastrum abramsii (Elmer) Mason | ERAB |
| adobe navarretia | Navarretia nigelliformis Greene | NANI |
| adobe navarretia | Navarretia nigelliformis Greene ssp. nigelliformis | NANIN |
| adobe navarretia | Navarretia nigelliformis Greene ssp. radians (J.T. Howell) Day | NANIR |
| Alabama phlox | Phlox pulchra Wherry | PHPU16 |
| Alaskan phlox | Phlox richardsonii Hook. ssp. alaskensis (Jordal) Wherry | PHRIA |
| Aliciella caespitosa | Gilia caespitosa Gray | GICA8 |
| Aliciella formosa | Gilia formosa Greene ex Brand | GIFO |
| Aliciella haydenii | Gilia haydenii Gray | GIHA2 |
| Aliciella haydenii | Gilia subnuda Torr. ex Gray ssp. haydenii (Gray) Brand | GISUH |
| Aliciella haydenii ssp. crandallii | Gilia montezumae Tidestrom & Dayton [excluded] | GIMO2 |
| Aliciella heterostyla | Gilia heterostyla S. Cochrane & Day | GIHE |
| Aliciella hutchinsifolia | Gilia hutchinsifolia Rydb. | GIHU |
| Aliciella hutchinsifolia | Gilia leptomeria Gray ssp. rubella (Brand) Mason & A. Grant | GILER |
| Aliciella latifolia ssp. imperialis | Gilia latifolia S. Wats. var. imperialis Welsh | GILAI |
| Aliciella latifolia ssp. latifolia | Gilia latifolia S. Wats. | GILA2 |
| Aliciella latifolia ssp. latifolia | Gilia latifolia S. Wats. var. latifolia S. Wats. [superfluous autonym] | GILAL3 |
| Aliciella leptomeria | Gilia leptomeria Gray | GILE3 |
| Aliciella lottiae | Gilia lottiae Day | GILO3 |
| Aliciella mcvickerae | Gilia calcarea M.E. Jones | GICA12 |
| Aliciella mcvickerae | Gilia mcvickerae M.E. Jones | GIMC |
| Aliciella mcvickerae | Gilia pinnatifida Nutt. ex Gray var. calcarea (M.E. Jones) Brand | GIPIC |
| Aliciella micromeria | Gilia leptomeria Gray ssp. micromeria (Gray) Mason & A. Grant | GILEM3 |
| Aliciella micromeria | Gilia leptomeria Gray var. micromeria (Gray) Cronq. | GILEM2 |
| Aliciella micromeria | Gilia micromeria Gray | GIMI4 |
| Aliciella nyensis | Gilia nyensis Reveal | GINY |
| Aliciella penstemonoides | Gilia penstemonoides M.E. Jones | GIPE |
| Aliciella pinnatifida | Gilia pinnatifida Nutt. ex Gray | GIPI |
| Aliciella ripleyi | Gilia ripleyi Barneby | GIRI2 |
| Aliciella sedifolia | Gilia sedifolia Brandeg. | GISE |
| Aliciella stenothyrsa | Gilia stenothyrsa Gray | GIST2 |
| Aliciella stenothyrsa | Ipomopsis stenothyrsa (Gray) W.A. Weber | IPST3 |
| Aliciella subacaulis | Gilia subacaulis Rydb. | GISU2 |
| Aliciella subnuda | Gilia subnuda Torr. ex Gray | GISU |
| Aliciella subnuda | Gilia subnuda Torr. ex Gray ssp. superba (Eastw.) Brand | GISUS |
| Aliciella tenuis | Gilia tenuis F.G. Sm. & Neese | GITE5 |
| Aliciella triodon | Gilia triodon Eastw. | GITR4 |
| Allophyllum divaricatum | Gilia gilioides (Benth.) Greene ssp. volcanica (Brand) Mason & A. Grant | GIGIV |
| Allophyllum gilioides ssp. gilioides | Gilia gilioides (Benth.) Greene | GIGI2 |
| Allophyllum gilioides ssp. violaceum | Allophyllum violaceum (Heller) A.& V. Grant | ALVI4 |
| Allophyllum gilioides ssp. violaceum | Gilia gilioides (Benth.) Greene var. violacea (Heller) Cronq. | GIGIV2 |
| Allophyllum gilioides ssp. violaceum | Gilia violacea Heller | GIVI |
| Allophyllum glutinosum | Gilia gilioides (Benth.) Greene ssp. glutinosa (Benth.) Mason & A. Grant | GIGIG |
| alpine collomia | Collomia debilis (S. Wats.) Greene | CODE |
| alpine collomia | Collomia debilis (S. Wats.) Greene var. camporum Payson | CODEC |
| alpine collomia | Collomia debilis (S. Wats.) Greene var. debilis | CODED |
| alpine collomia | Collomia debilis (S. Wats.) Greene var. trifida Payson | CODET |
| alpine Jacob's-ladder | Polemonium foliosissimum Gray var. alpinum Brand | POFOA2 |
| Alva Day's gilia | Navarretia sinistra (M.E. Jones) L.A. Johnson ssp. pinnatisecta (Mason & A. Grant) L.A. Johnson | NASIP |
| Alva Day's gilia | Navarretia sinistra (M.E. Jones) L.A. Johnson ssp. sinistra | NASIS |
| Alva Day's pincushionplant | Navarretia sinistra (M.E. Jones) L.A. Johnson | NASI2 |
| alyssumleaf phlox | Phlox alyssifolia Greene | PHAL3 |
| alyssumleaf phlox | Phlox alyssifolia Greene ssp. abdita (A. Nels.) Wherry | PHALA4 |
| alyssumleaf phlox | Phlox alyssifolia Greene ssp. alyssifolia | PHALA5 |
| alyssumleaf phlox | Phlox alyssifolia Greene ssp. collina (Rydb.) Wherry | PHALC |
| annual phlox | Phlox drummondii Hook. | PHDR |
| annual phlox | Phlox drummondii Hook. ssp. drummondii | PHDRD |
| annual polemonium | Polemonium micranthum Benth. | POMI |
| Arizona ipomopsis | Ipomopsis arizonica (Greene) Wherry | IPAR2 |
| Arizona phlox | Phlox amabilis Brand | PHAM6 |
| awl-leaf pincushionplant | Navarretia subuligera Greene | NASU |
| Aztec gilia | Aliciella formosa (Greene ex Brand) J.M. Porter | ALFO3 |
| Baja California ipomopsis | Ipomopsis effusa (Gray) Moran | IPEF |
| Baja pincushionplant | Navarretia peninsularis Greene | NAPE |
| Baker's navarretia | Navarretia leucocephala Benth. ssp. bakeri (Mason) Day | NALEB |
| Baldwin Lake linanthus | Linanthus killipii Mason | LIKI |
| ballhead ipomopsis | Ipomopsis congesta (Hook.) V. Grant | IPCO5 |
| ballhead ipomopsis | Ipomopsis congesta (Hook.) V. Grant ssp. congesta | IPCOC3 |
| ballhead ipomopsis | Ipomopsis congesta (Hook.) V. Grant ssp. crebrifolia (Nutt.) Day | IPCOC |
| ballhead ipomopsis | Ipomopsis congesta (Hook.) V. Grant ssp. frutescens (Rydb.) Day | IPCOF |
| ballhead ipomopsis | Ipomopsis congesta (Hook.) V. Grant ssp. montana (A. Nels. & Kennedy) V. Grant | IPCOM |
| ballhead ipomopsis | Ipomopsis congesta (Hook.) V. Grant ssp. nevadensis (Tidestrom) Kartesz & Gandhi | IPCON |
| ballhead ipomopsis | Ipomopsis congesta (Hook.) V. Grant ssp. palmifrons (Brand) Day | IPCOP |
| ballhead ipomopsis | Ipomopsis congesta (Hook.) V. Grant ssp. pseudotypica (Constance & Rollins) Day | IPCOP2 |
| ballhead ipomopsis | Ipomopsis congesta (Hook.) V. Grant ssp. viridis (Cronq.) Day | IPCOV |
| Barren Valley collomia | Collomia renacta E. Joyal | CORE10 |
| bellshape gilia | Linanthus campanulatus (Gray) J.M. Porter & L.A. Johnson | LICA37 |
| Big Bear Valley phlox | Phlox dolichantha Gray | PHDO2 |
| Bigelow's linanthus | Linanthus bigelovii (Gray) Greene | LIBI2 |
| bird's-eye gilia | Gilia tricolor Benth. | GITR2 |
| bird's-eye gilia | Gilia tricolor Benth. ssp. diffusa (Congd.) Mason & A. Grant | GITRD |
| bird's-eye gilia | Gilia tricolor Benth. ssp. tricolor | GITRT |
| Black Canyon gilia | Aliciella penstemonoides (M.E. Jones) J.M. Porter | ALPE11 |
| bluebowls | Giliastrum acerosum (Gray) Rydb. | GIAC4 |
| bluebowls | Giliastrum rigidulum (Benth.) Rydb. | GIRI3 |
| bluehead gilia | Gilia capitata Sims | GICA5 |
| bluehead gilia | Gilia capitata Sims ssp. abrotanifolia (Nutt. ex Greene) V. Grant | GICAA |
| bluehead gilia | Gilia capitata Sims ssp. capitata | GICAC3 |
| bluehead gilia | Gilia capitata Sims ssp. chamissonis (Greene) V. Grant | GICAC |
| bluehead gilia | Gilia capitata Sims ssp. pedemontana V. Grant | GICAP2 |
| bluehead gilia | Gilia capitata Sims ssp. staminea (Greene) V. Grant | GICAS3 |
| bluehead gilia | Gilia capitata Sims ssp. tomentosa (Eastw. ex Brand) V. Grant | GICAT2 |
| Bolander's linanthus | Leptosiphon bolanderi (Gray) J.M. Porter & L.A. Johnson | LEBO9 |
| boreal phlox | Phlox sibirica L. ssp. borealis (Wherry) Shetler | PHSIB |
| Boyden Cave gilia | Gilia yorkii Shevock & Day | GIYO |
| Brandegee's Jacob's-ladder | Polemonium brandegeei (Gray) Greene | POBR8 |
| Brandegee's woollystar | Eriastrum brandegeeae Mason | ERBR3 |
| Brewer's navarretia | Navarretia breweri (Gray) Greene | NABR |
| Bridges's gilia | Navarretia leptalea (Gray) L.A. Johnson ssp. bicolor (Mason & A. Grant) L.A. Johnson | NALEB2 |
| Bridges's gilia | Navarretia leptalea (Gray) L.A. Johnson ssp. leptalea | NALEL2 |
| Bridges's pincushionplant | Navarretia leptalea (Gray) L.A. Johnson | NALE5 |
| bristleflower collomia | Collomia macrocalyx Leib. ex Brand | COMA3 |
| bristly linanthus | Leptosiphon acicularis (Greene) Jepson | LEAC11 |
| Britton's phlox | Phlox subulata L. ssp. brittonii (Small) Wherry | PHSUB2 |
| broad-leaf gilia | Aliciella latifolia (S. Wats.) J.M. Porter | ALLA13 |
| broadleaf gilia | Aliciella latifolia (S. Wats.) J.M. Porter ssp. imperialis (Welsh) J.M. Porter | ALLAI |
| broadleaf gilia | Aliciella latifolia (S. Wats.) J.M. Porter ssp. latifolia | ALLAL3 |
| burr pincushionplant | Navarretia prolifera Greene | NAPR |
| burr pincushionplant | Navarretia prolifera Greene ssp. lutea (Brand) Mason | NAPRL |
| burr pincushionplant | Navarretia prolifera Greene ssp. prolifera | NAPRP |
| cactus flat gilia | Aliciella heterostyla (S. Cochrane & Day) J.M. Porter | ALHE3 |
| calico | Loeseliastrum (Brand) Timbrook | LOESE2 |
| California gilia | Gilia achilleifolia Benth. | GIAC2 |
| California gilia | Gilia achilleifolia Benth. ssp. achilleifolia | GIACA |
| California gilia | Gilia achilleifolia Benth. ssp. multicaulis (Benth.) V.& A. Grant | GIACM |
| California prickly phlox | Leptodactylon californicum Hook. & Arn. | LECA7 |
| California prickly phlox | Leptodactylon californicum Hook. & Arn. ssp. californicum | LECAC2 |
| California prickly phlox | Leptodactylon californicum Hook. & Arn. ssp. leptotrichomum Gordon | LECAL |
| California prickly phlox | Leptodactylon californicum Hook. & Arn. ssp. tomentosum Gordon | LECAT |
| Calistoga pincushionplant | Navarretia heterodoxa (Greene) Greene | NAHE2 |
| cantua | Cantua Juss. ex Lam. | CANTU |
| carawayleaf gilia | Saltugilia caruifolia (Abrams) L.A. Johnson | SACA51 |
| carpet phlox | Phlox hoodii Richards. ssp. canescens (Torr. & Gray) Wherry | PHHOC |
| carpet phlox | Phlox hoodii Richards. ssp. glabrata (E. Nels.) Wherry | PHHOG |
| carpet phlox | Phlox hoodii Richards. ssp. lanata (Piper) Munz | PHHOL |
| carpet phlox | Phlox hoodii Richards. ssp. viscidula (Wherry) Wherry | PHHOV |
| chaparral gilia | Gilia angelensis V. Grant | GIAN |
| charity | Polemonium caeruleum L. | POCA2 |
| Chisos Mountain false calico | Loeselia greggii S. Wats. | LOGR8 |
| Clearwater phlox | Phlox idahonis Wherry | PHID2 |
| cleft phlox | Phlox bifida Beck | PHBI3 |
| cleft phlox | Phlox bifida Beck ssp. bifida | PHBIB |
| cleft phlox | Phlox bifida Beck ssp. stellaria (Gray) Wherry | PHBIS |
| Clokey's gilia | Gilia clokeyi Mason | GICL2 |
| clove phlox | Phlox caryophylla Wherry | PHCA14 |
| Coast Range linanthus | Leptosiphon latisectus (E.G. Buxton) J.M. Porter & L.A. Johnson | LELA43 |
| coastal gilia | Gilia diegensis (Munz) A.& V. Grant | GIDI |
| cold-desert phlox | Phlox stansburyi (Torr.) Heller | PHST11 |
| cold-desert phlox | Phlox stansburyi (Torr.) Heller ssp. stansburyi | PHSTS3 |
| cold-desert phlox | Phlox stansburyi (Torr.) Heller ssp. superba (Brand) Wherry | PHSTS4 |
| Collomia debilis var. debilis | Collomia debilis (S. Wats.) Greene var. ipomoea Payson | CODEI |
| Collomia debilis var. debilis | Collomia debilis (S. Wats.) Greene var. typica Payson | CODET2 |
| Collomia debilis var. trifida | Collomia debilis (S. Wats.) Greene var. integra Payson | CODEI2 |
| Collomia larsenii | Collomia debilis (S. Wats.) Greene var. larsenii (Gray) Brand | CODEL |
| coral gilia | Aliciella subnuda (Torr. ex Gray) J.M. Porter | ALSU9 |
| cotulaleaf pincushionplant | Navarretia cotulifolia (Benth.) Hook. & Arn. | NACO |
| Coville's phlox | Phlox covillei E. Nels. | PHCO12 |
| coyote gilia | Aliciella triodon (Eastw.) Brand | ALTR14 |
| creeping phlox | Phlox stolonifera Sims | PHST3 |
| cushion phlox | Phlox pulvinata (Wherry) Cronq. | PHPU5 |
| dainty gilia | Aliciella micromeria (Gray) J.M. Porter | ALMI10 |
| Deam's phlox | Phlox pilosa L. ssp. deamii Levin | PHPID2 |
| delicate gilia | Lathrocasis tenerrima (Gray) L.A. Johnson | LATE6 |
| dense false gilyflower | Allophyllum gilioides (Benth.) A.& V. Grant | ALGI |
| dense false gilyflower | Allophyllum gilioides (Benth.) A.& V. Grant ssp. gilioides | ALGIG |
| dense false gilyflower | Allophyllum gilioides (Benth.) A.& V. Grant ssp. violaceum (Heller) Day | ALGIV |
| dense mountain phlox | Phlox austromontana Coville ssp. densa (Brand) Wherry | PHAUD |
| depressed ipomopsis | Loeseliastrum depressum (M.E. Jones ex Gray) J.M. Porter | LODE8 |
| desert calico | Loeseliastrum matthewsii (Gray) Timbrook | LOMA10 |
| desert pale gilia | Aliciella hutchinsifolia (Rydb.) J.M. Porter | ALHU6 |
| desert woollystar | Eriastrum eremicum (Jepson) Mason | ERER2 |
| desert woollystar | Eriastrum eremicum (Jepson) Mason ssp. eremicum | ERERE |
| desertbeauty | Linanthus bellus (Gray) Greene | LIBE |
| desertsnow | Linanthus demissus (Gray) Greene | LIDE2 |
| diffuse collomia | Collomia tenella Gray | COTE |
| divaricate navarretia | Navarretia divaricata (Torr. ex Gray) Greene | NADI3 |
| divaricate navarretia | Navarretia divaricata (Torr. ex Gray) Greene ssp. divaricata | NADID |
| divaricate navarretia | Navarretia divaricata (Torr. ex Gray) Greene ssp. vividior (Jepson & V. Bailey) Mason | NADIV |
| downy phlox | Phlox pilosa L. | PHPI |
| downy phlox | Phlox pilosa L. ssp. detonsa (Gray) Wherry | PHPID |
| downy phlox | Phlox pilosa L. ssp. fulgida (Wherry) Wherry | PHPIF2 |
| downy phlox | Phlox pilosa L. ssp. latisepala Wherry | PHPIL |
| downy phlox | Phlox pilosa L. ssp. pilosa | PHPIP2 |
| downy phlox | Phlox pilosa L. ssp. pulcherrima Lundell | PHPIP |
| downy phlox | Phlox pilosa L. ssp. sangamonensis Levin & Sm. | PHPIS |
| downy pincushionplant | Navarretia pubescens (Benth.) Hook. & Arn. | NAPU2 |
| dwarf ipomopsis | Ipomopsis pumila (Nutt.) V. Grant | IPPU4 |
| dwarf phlox | Phlox condensata (Gray) E. Nels. | PHCO11 |
| El Paso gilia | Gilia mexicana A.& V. Grant | GIME |
| El Paso skyrocket | Ipomopsis thurberi (Torr. ex Gray) V. Grant | IPTH2 |
| elegant Jacob's-ladder | Polemonium elegans Greene | POEL3 |
| Eriastrum abramsii | Navarretia abramsii Elmer | NAAB |
| Eriastrum brandegeeae | Eriastrum tracyi Mason | ERTR4 |
| Eriastrum densifolium ssp. densifolium | Eriastrum densifolium (Benth.) Mason ssp. austromontanum (Craig) Mason | ERDEA |
| Eriastrum densifolium ssp. densifolium | Eriastrum densifolium (Benth.) Mason ssp. elongatum (Benth.) Mason | ERDEE |
| Eriastrum densifolium ssp. densifolium | Eriastrum densifolium (Benth.) Mason ssp. mohavense (Craig) Mason | ERDEM2 |
| Eriastrum densifolium ssp. densifolium | Hugelia densifolia Benth. | HUDE |
| Eriastrum diffusum | Eriastrum diffusum (Gray) Mason ssp. jonesii Mason | ERDIJ |
| Eriastrum filifolium | Gilia filifolia Nutt. | GIFI4 |
| Eriastrum sapphirinum ssp. sapphirinum | Eriastrum sapphirinum (Eastw.) Mason ssp. ambiguum (M.E. Jones) Mason | ERSAA |
| Eriastrum sapphirinum ssp. sapphirinum | Eriastrum sapphirinum (Eastw.) Mason ssp. gymnocephalum (Brand) Mason | ERSAG |
| Eriastrum sparsiflorum ssp. harwoodii | Eriastrum diffusum (Gray) Mason ssp. harwoodii (Craig) Mason | ERDIH |
| Eriastrum wilcoxii | Eriastrum sparsiflorum (Eastw.) Mason var. wilcoxii (A. Nels.) Cronq. | ERSPW |
| eveningsnow | Linanthus dichotomus Benth. | LIDI2 |
| eyed gilia | Gilia ophthalmoides Brand | GIOP |
| fall phlox | Phlox paniculata L. | PHPA9 |
| false babystars | Leptosiphon androsaceus Benth. | LEAN19 |
| false calico | Loeselia L. | LOESE |
| false gilyflower | Allophyllum (Nutt.) A.& V. Grant | ALLOP2 |
| fewflower Jacob's-ladder | Polemonium pauciflorum S. Wats. | POPA20 |
| fewflower Jacob's-ladder | Polemonium pauciflorum S. Wats. ssp. pauciflorum | POPAP |
| fewflower navarretia | Navarretia leucocephala Benth. ssp. pauciflora (Mason) Day | NALEP |
| fineflower gilia | Gilia leptantha Parish | GILE2 |
| fineflower gilia | Gilia leptantha Parish ssp. leptantha | GILEL2 |
| fineflower gilia | Gilia leptantha Parish ssp. pinetorum A.& V. Grant | GILEP2 |
| fineflower gilia | Gilia leptantha Parish ssp. purpusii (Milliken) A.& V. Grant | GILEP3 |
| fineflower gilia | Gilia leptantha Parish ssp. transversa A.& V. Grant | GILET |
| flaming trumpet | Collomia rawsoniana Greene | CORA3 |
| flaxflowered ipomopsis | Ipomopsis longiflora (Torr.) V. Grant | IPLO2 |
| flaxflowered ipomopsis | Ipomopsis longiflora (Torr.) V. Grant ssp. longiflora | IPLOL |
| Florida phlox | Phlox floridana Benth. | PHFL5 |
| flowery phlox | Phlox multiflora A. Nels. | PHMU3 |
| flowery phlox | Phlox multiflora A. Nels. ssp. multiflora | PHMUM |
| foothill gilia | Gilia capitata Sims ssp. mediomontana V. Grant | GICAM |
| fringed linanthus | Linanthus dianthiflorus (Benth.) Greene | LIDI |
| giant woollystar | Eriastrum densifolium (Benth.) Mason | ERDE2 |
| giant woollystar | Eriastrum densifolium (Benth.) Mason ssp. densifolium | ERDED6 |
| gilia | Gilia Ruiz & Pav?n | GILIA |
| Gilia achilleifolia ssp. multicaulis | Gilia multicaulis Benth. | GIMU3 |
| Gilia achilleifolia ssp. multicaulis | Gilia multicaulis Benth. ssp. pedunculata (Eastw.) Mason & A. Grant | GIMUP |
| Gilia achilleifolia ssp. multicaulis | Gilia multicaulis Benth. var. alba Milliken | GIMUA |
| Gilia brecciarum ssp. jacens | Gilia jacens A.& V. Grant | GIJA |
| Gilia brecciarum ssp. neglecta | Gilia brecciarum M.E. Jones ssp. argusana A.& V. Grant | GIBRA |
| Gilia cana ssp. cana | Gilia latiflora (Gray) Gray ssp. cana (M.E. Jones) Mason & A. Grant | GILAC3 |
| Gilia cana ssp. cana | Gilia latiflora (Gray) Gray ssp. cosana A.& V. Grant | GILAC |
| Gilia cana ssp. speciosa | Gilia latiflora (Gray) Gray ssp. speciosa (Jepson) Mason & A. Grant | GILAS |
| Gilia cana ssp. triceps | Gilia latiflora (Gray) Gray ssp. triceps (Brand) Mason & A. Grant | GILAT |
| Gilia cana ssp. triceps | Gilia latiflora (Gray) Gray var. triceps (Brand) Cronq. | GILAT2 |
| Gilia cana ssp. triceps | Gilia splendens Dougl. ex Mason & A. Grant ssp. grinnellii (Brand) Mason & A. Grant p.p. | GISPG2 |
| Gilia capitata ssp. chamissonis | Gilia achilleifolia Benth. ssp. chamissonis (Greene) Brand | GIACC |
| Gilia capitata ssp. chamissonis | Gilia achilleifolia Benth. var. chamissonis (Greene) A. Nels. & J.F. Macbr. | GIACC2 |
| Gilia capitata ssp. staminea | Gilia achilleifolia Benth. ssp. staminea (Greene) Mason & A. Grant | GIACS |
| Gilia clokeyi | Gilia ophthalmoides Brand ssp. clokeyi (Mason) A.& V. Grant | GIOPC |
| Gilia flavocincta ssp. australis | Gilia ophthalmoides Brand ssp. australis A.& V. Grant | GIOPA |
| Gilia flavocincta ssp. flavocincta | Gilia ophthalmoides Brand ssp. flavocincta (A. Nels.) A.& V. Grant | GIOPF |
| Gilia interior | Gilia tenuiflora Benth. ssp. interior Mason & A. Grant | GITEI |
| Gilia latiflora ssp. davyi | Gilia latiflora (Gray) Gray ssp. excellens (Brand) A.& V. Grant | GILAE2 |
| Gilia leptantha ssp. leptantha | Gilia latiflora (Gray) Gray ssp. leptantha (Parish) Mason & A. Grant | GILAL2 |
| Gilia leptantha ssp. purpusii | Gilia latiflora (Gray) Gray ssp. purpusii (Milliken) Mason & A. Grant | GILAP |
| Gilia millefoliata | Gilia multicaulis Benth. ssp. millefoliata (Fisch. & C.A. Mey.) Mason & A. Grant | GIMUM |
| Gilia modocensis | Gilia tetrabreccia A.& V. Grant | GITE4 |
| Gilia nevinii | Gilia multicaulis Benth. ssp. nevinii (Gray) Mason & A. Grant | GIMUN |
| Gilia ochroleuca ssp. exilis | Gilia abramsii (Brand) Mason & A. Grant | GIAB |
| Gilia ochroleuca ssp. exilis | Gilia abramsii (Brand) Mason & A. Grant ssp. integrifolia Mason & A. Grant | GIABI |
| Gilia ochroleuca ssp. exilis | Gilia latiflora (Gray) Gray ssp. exilis (Gray) Mason & A. Grant | GILAE3 |
| Gilia ochroleuca ssp. vivida | Gilia leptantha Parish ssp. vivida A.& V. Grant | GILEV |
| Gilia salticola | Gilia leptantha Parish ssp. salticola (Eastw.) A.& V. Grant | GILES |
| Gilia sinuata | Gilia inconspicua (Sm.) Sweet var. sinuata (Dougl. ex Benth.) Gray | GIINS |
| Gilia transmontana | Gilia ochroleuca M.E. Jones ssp. transmontana Mason & A. Grant | GIOCT |
| Gilia tweedyi | Gilia inconspicua (Sm.) Sweet var. tweedyi (Rydb.) Cronq. | GIINT |
| Gilia tweedyi | Gilia sinuata Dougl. ex Benth. var. tweedyi (Rydb.) Cronq. | GISIT |
| Giliastrum acerosum | Gilia acerosa (Gray) Britt. | GIAC3 |
| Giliastrum acerosum | Gilia rigidula Benth. ssp. acerosa (Gray) Wherry | GIRIA |
| Giliastrum acerosum | Gilia rigidula Benth. var. acerosa Gray | GIRIA2 |
| Giliastrum acerosum | Giliastrum rigidulum (Benth.) Rydb. ssp. acerosum (Gray) W.A. Weber | GIRIA3 |
| Giliastrum incisum | Gilia incisa Benth. | GIIN |
| Giliastrum incisum | Gilia perennans Shinners | GIPE2 |
| Giliastrum insigne | Gilia insignis (Brand) Cory & Parks | GIIN3 |
| Giliastrum insigne | Gilia rigidula Benth. ssp. insignis Brand | GIRII |
| Giliastrum ludens | Gilia ludens Shinners | GILU2 |
| Giliastrum rigidulum | Gilia rigidula Benth. | GIRI |
| Giliastrum rigidulum | Gilia rigidula Benth. ssp. rigidula Benth. [superfluous autonym] | GIRIR |
| glandular false calico | Loeselia glandulosa (Cav.) G. Don | LOGL3 |
| golden linanthus | Leptosiphon aureus (Nutt.) J.M. Porter & L.A. Johnson | LEAU16 |
| golden linanthus | Leptosiphon aureus (Nutt.) J.M. Porter & L.A. Johnson ssp. aureus | LEAUA3 |
| golden linanthus | Leptosiphon aureus (Nutt.) J.M. Porter & L.A. Johnson ssp. decorus (Gray) J.M. Porter & L.A. Johnson | LEAUD |
| goldeneye phlox | Phlox roemeriana Scheele | PHRO3 |
| grand collomia | Collomia grandiflora Dougl. ex Lindl. | COGR4 |
| grand gilia | Saltugilia grinnellii (Brand) L.A. Johnson ssp. grantii (Brand) L.A. Johnson | SAGRG3 |
| granite prickly phlox | Linanthus pungens (Torr.) J.M. Porter & L.A. Johnson | LIPU11 |
| grayleaf phlox | Phlox griseola Wherry | PHGR10 |
| grayleaf phlox | Phlox griseola Wherry ssp. griseola | PHGRG2 |
| Great Basin langloisia | Langloisia setosissima (Torr. & Gray ex Torr.) Greene | LASE3 |
| Great Basin langloisia | Langloisia setosissima (Torr. & Gray ex Torr.) Greene ssp. punctata (Gray ex Coville) Timbrook | LASEP |
| Great Basin langloisia | Langloisia setosissima (Torr. & Gray ex Torr.) Greene ssp. setosissima | LASES |
| Great Basin woollystar | Eriastrum sparsiflorum (Eastw.) Mason | ERSP3 |
| Great Basin woollystar | Eriastrum sparsiflorum (Eastw.) Mason ssp. sparsiflorum | ERSPS2 |
| greater yellowthroat gilia | Gilia tenuiflora Benth. | GITE2 |
| greater yellowthroat gilia | Gilia tenuiflora Benth. ssp. amplifaucalis A.& V. Grant | GITEA |
| greater yellowthroat gilia | Gilia tenuiflora Benth. ssp. arenaria (Benth.) A.& V. Grant | GITEA2 |
| greater yellowthroat gilia | Gilia tenuiflora Benth. ssp. tenuiflora | GITET |
| Greek valerian | Polemonium reptans L. | PORE2 |
| Greek valerian | Polemonium reptans L. var. reptans | PORER |
| Greek valerian | Polemonium reptans L. var. villosum E.L. Braun | POREV |
| green phlox | Phlox viridis E. Nels. | PHVI10 |
| green phlox | Phlox viridis E. Nels. ssp. compacta (Brand) Wherry | PHVIC3 |
| green phlox | Phlox viridis E. Nels. ssp. longipes (M.E. Jones) Wherry | PHVIL2 |
| green phlox | Phlox viridis E. Nels. ssp. viridis | PHVIV2 |
| Grinnell's gilia | Saltugilia grinnellii (Brand) L.A. Johnson | SAGR20 |
| gymnosteris | Gymnosteris Greene | GYMNO5 |
| Gymnosteris nudicaulis | Gymnosteris nudicaulis (Hook. & Arn.) Greene var. pulchella (Greene) Brand | GYNUP |
| Gymnosteris parvula | Gilia parvula Rydb., non Greene | GIPA |
| hairy phlox | Phlox amoena Sims | PHAM3 |
| hairy phlox | Phlox amoena Sims ssp. amoena | PHAMA2 |
| Harkness's flaxflower | Leptosiphon harknessii (Curran) J.M. Porter & L.A. Johnson | LEHA11 |
| Harwood's woollystar | Eriastrum sparsiflorum (Eastw.) Mason ssp. harwoodii (Craig) H.K. Harrison | ERSPH2 |
| Havard's ipomopsis | Ipomopsis havardii (Gray) V. Grant | IPHA |
| Henderson's phlox | Phlox hendersonii (E. Nels.) Cronq. | PHHE9 |
| Hentz's phlox | Phlox nivalis Lodd. ex Sweet ssp. hentzii (Nutt.) Wherry | PHNIH |
| High Sierra phlox | Phlox dispersa C.W. Sharsmith | PHDI4 |
| Hinckley's polemonium | Polemonium pauciflorum S. Wats. ssp. hinckleyi (Standl.) Wherry | POPAH |
| hoary pincushionplant | Navarretia eriocephala Mason | NAER |
| Hoffman's gilia | Gilia tenuiflora Benth. ssp. hoffmannii (Eastw.) A.& V. Grant | GITEH |
| hollyleaf gilia | Gilia latiflora (Gray) Gray | GILA |
| hollyleaf gilia | Gilia latiflora (Gray) Gray ssp. cuyamensis A.& V. Grant | GILAC2 |
| hollyleaf gilia | Gilia latiflora (Gray) Gray ssp. davyi (Milliken) A.& V. Grant | GILAD |
| hollyleaf gilia | Gilia latiflora (Gray) Gray ssp. elongata A.& V. Grant | GILAE |
| hollyleaf gilia | Gilia latiflora (Gray) Gray ssp. latiflora | GILAL |
| hollyleaf pincushionplant | Navarretia atractyloides (Benth.) Hook. & Arn. | NAAT |
| Holy Ghost ipomopsis | Ipomopsis sancti-spiritus Wilken & Fletcher | IPSA2 |
| honeyscented pincushionplant | Navarretia mellita Greene | NAME |
| hooked pincushionplant | Navarretia hamata Greene | NAHA2 |
| hooked pincushionplant | Navarretia hamata Greene ssp. hamata | NAHAH |
| hooked pincushionplant | Navarretia hamata Greene ssp. leptantha (Greene) Mason | NAHAL |
| Hoosier Pass ipomopsis | Ipomopsis globularis (Brand) W.A. Weber | IPGL |
| Hoover's woollystar | Eriastrum hooveri (Jepson) Mason | ERHO2 |
| inland gilia | Gilia interior (Mason & A. Grant) A.& V. Grant | GIIN4 |
| Inyo gilia | Linanthus inyoensis (I.M. Johnston) J.M. Porter & L.A. Johnson | LIIN10 |
| ipomopsis | Ipomopsis Michx. | IPOMO2 |
| Ipomopsis aggregata ssp. aggregata | Cantua aggregata Pursh | CAAG3 |
| Ipomopsis aggregata ssp. aggregata | Gilia aggregata (Pursh) Spreng. | GIAG |
| Ipomopsis aggregata ssp. aggregata | Gilia aggregata (Pursh) Spreng. ssp. euaggregata Brand | GIAGE |
| Ipomopsis aggregata ssp. attenuata | Gilia aggregata (Pursh) Spreng. var. attenuata Gray | GIAGA3 |
| Ipomopsis aggregata ssp. attenuata | Gilia attenuata (Gray) A. Nels. | GIAT |
| Ipomopsis aggregata ssp. attenuata | Ipomopsis aggregata (Pursh) V. Grant var. attenuata (Gray) Dorn | IPAGA4 |
| Ipomopsis aggregata ssp. bridgesii | Gilia aggregata (Pursh) Spreng. var. bridgesii Gray | GIAGB |
| Ipomopsis aggregata ssp. bridgesii | Gilia bridgesii (Gray) Wherry | GIBR2 |
| Ipomopsis aggregata ssp. bridgesii | Ipomopsis bridgesii (Gray) Wherry | IPBR2 |
| Ipomopsis aggregata ssp. candida | Gilia aggregata (Pursh) Spreng. var. candida (Rydb.) Cronq. | GIAGC |
| Ipomopsis aggregata ssp. candida | Gilia candida Rydb. | GICA9 |
| Ipomopsis aggregata ssp. candida | Gilia candida Rydb. ssp. vera Wherry | GICAV |
| Ipomopsis aggregata ssp. candida | Ipomopsis candida (Rydb.) W.A. Weber | IPCA6 |
| Ipomopsis aggregata ssp. collina | Gilia candida Rydb. ssp. collina (Greene) Wherry | GICAC4 |
| Ipomopsis aggregata ssp. formosissima | Gilia aggregata (Pursh) Spreng. ssp. formosissima (Greene) Wherry | GIAGF |
| Ipomopsis aggregata ssp. formosissima | Gilia aggregata (Pursh) Spreng. var. maculata M.E. Jones | GIAGM |
| Ipomopsis aggregata ssp. formosissima | Gilia texana (Greene) Woot. & Standl. | GITE7 |
| Ipomopsis aggregata ssp. formosissima | Ipomopsis aggregata (Pursh) V. Grant ssp. texana (Greene) W.C. Martin & C.R. Hutchins | IPAGT |
| Ipomopsis aggregata ssp. formosissima | Ipomopsis aggregata (Pursh) V. Grant var. texana (Greene) Shinners | IPAGT2 |
| Ipomopsis aggregata ssp. formosissima | Ipomopsis arizonica (Greene) Wherry ssp. texana (Greene) Wherry | IPART |
| Ipomopsis aggregata ssp. weberi | Ipomopsis aggregata (Pursh) V. Grant var. weberi (V. Grant & Wilken) Dorn | IPAGW2 |
| Ipomopsis arizonica | Callisteris arizonica Greene | CAAR28 |
| Ipomopsis arizonica | Gilia aggregata (Pursh) Spreng. var. arizonica (Greene) Fosberg | GIAGA2 |
| Ipomopsis arizonica | Gilia arizonica (Greene) Rydb. | GIAR |
| Ipomopsis arizonica | Ipomopsis aggregata (Pursh) V. Grant ssp. arizonica (Greene) V.& A. Grant | IPAGA |
| Ipomopsis congesta ssp. congesta | Gilia burleyana A. Nels. | GIBU |
| Ipomopsis congesta ssp. congesta | Gilia congesta Hook. | GICO2 |
| Ipomopsis congesta ssp. congesta | Gilia congesta Hook. var. burleyana (A. Nels.) Constance & Rollins | GICOB |
| Ipomopsis congesta ssp. crebrifolia | Gilia congesta Hook. var. crebrifolia (Nutt.) Gray | GICOC |
| Ipomopsis congesta ssp. crebrifolia | Gilia crebrifolia Nutt. | GICR |
| Ipomopsis congesta ssp. crebrifolia | Ipomopsis crebrifolia (Nutt.) Dorn | IPCR2 |
| Ipomopsis congesta ssp. frutescens | Gilia congesta Hook. var. frutescens (Rydb.) Cronq. | GICOF |
| Ipomopsis congesta ssp. frutescens | Gilia frutescens Rydb. | GIFR |
| Ipomopsis congesta ssp. frutescens | Ipomopsis frutescens (Rydb.) V. Grant | IPFR |
| Ipomopsis congesta ssp. montana | Gilia congesta Hook. var. montana (A. Nels. & Kennedy) Constance & Rollins | GICOM |
| Ipomopsis congesta ssp. nevadensis | Gilia nevadensis Tidestrom | GINE2 |
| Ipomopsis congesta ssp. nevadensis | Ipomopsis congesta (Hook.) V. Grant var. nevadensis (Tidestrom) Tiehm | IPCON2 |
| Ipomopsis congesta ssp. palmifrons | Gilia congesta Hook. ssp. palmifrons Brand | GICOP |
| Ipomopsis congesta ssp. palmifrons | Gilia congesta Hook. var. palmifrons (Brand) Cronq. | GICOP2 |
| Ipomopsis congesta ssp. pseudotypica | Gilia congesta Hook. var. pseudotypica Constance & Rollins | GICOP3 |
| Ipomopsis congesta ssp. pseudotypica | Ipomopsis congesta (Hook.) V. Grant var. pseduotypica (Constance & Rollins) Dorn | IPCOP3 |
| Ipomopsis congesta ssp. viridis | Gilia congesta Hook. var. viridis Cronq. | GICOV2 |
| Ipomopsis effusa | Loeselia effusa Gray | LOEF |
| Ipomopsis globularis | Gilia globularis Brand | GIGL |
| Ipomopsis gunnisonii | Gilia gunnisonii Torr. & Gray | GIGU2 |
| Ipomopsis havardii | Gilia havardii Gray | GIHA4 |
| Ipomopsis laxiflora | Gilia laxiflora (Coult.) Osterhout | GILA5 |
| Ipomopsis longiflora ssp. longiflora | Gilia longiflora (Torr.) G. Don | GILO2 |
| Ipomopsis macombii | Gilia calothrysa I.M. Johnston | GICA10 |
| Ipomopsis macombii | Gilia macombii Torr. ex Gray | GIMA3 |
| Ipomopsis macombii | Gilia pringlei auct. non Gray [misapplied] | GIPR |
| Ipomopsis macrosiphon | Gilia aggregata (Pursh) Spreng. var. macrosiphon Kearney & Peebles | GIAGM2 |
| Ipomopsis macrosiphon | Ipomopsis aggregata (Pursh) V. Grant var. macrosiphon (Kearney & Peebles) Dorn | IPAGM3 |
| Ipomopsis macrosiphon | Ipomopsis tenuituba (Rydb.) V. Grant ssp. macrosiphon (Kearney & Peebles) V. Grant & Wilken | IPTEM |
| Ipomopsis minutiflora | Gilia minutiflora Benth. | GIMI5 |
| Ipomopsis multiflora | Gilia multiflora Nutt. | GIMU2 |
| Ipomopsis pinnata | Gilia campylantha Woot. & Standl. | GICA11 |
| Ipomopsis pinnata | Ipomopsis campylantha (Woot. & Standl.) W.C. Martin & C.R. Hutchins | IPCA7 |
| Ipomopsis polyantha | Gilia brachysiphon Woot. & Standl. | GIBR3 |
| Ipomopsis polyantha | Gilia polyantha Rydb. | GIPO3 |
| Ipomopsis polyantha | Gilia polyantha Rydb. var. whitingii Kearney & Peebles | GIPOW |
| Ipomopsis polycladon | Gilia polycladon Torr. | GIPO4 |
| Ipomopsis pumila | Gilia pumila Nutt. | GIPU3 |
| Ipomopsis roseata | Gilia roseata Rydb. | GIRO2 |
| Ipomopsis rubra | Gilia rubra (L.) Heller | GIRU3 |
| Ipomopsis spicata ssp. capitata | Gilia spicata Nutt. var. capitata Gray | GISPC2 |
| Ipomopsis spicata ssp. orchidacea var. cephaloidea | Gilia cephaloidea Rydb. | GICE |
| Ipomopsis spicata ssp. orchidacea var. cephaloidea | Gilia spicata Nutt. var. cephaloidea (Rydb.) Constance & Rollins | GISPC3 |
| Ipomopsis spicata ssp. orchidacea var. orchidacea | Gilia spicata Nutt. var. orchidacea (Brand) Cronq. | GISPO |
| Ipomopsis spicata ssp. robruthii | Ipomopsis spicata (Nutt.) V. Grant ssp. robruthiorum Wilken & Hartman [orthographic variant] | IPSPR |
| Ipomopsis spicata ssp. robruthii | Ipomopsis spicata (Nutt.) V. Grant var. robruthii (Wilken & R.L. Hartman) Dorn | IPSPR4 |
| Ipomopsis spicata ssp. robruthii | Ipomopsis spicata (Nutt.) V. Grant var. robruthiorum (Wilken & Hartman) Dorn [orthographic variant] | IPSPR2 |
| Ipomopsis spicata ssp. spicata | Gilia spicata Nutt. | GISP4 |
| Ipomopsis spicata ssp. tridactyla | Gilia spicata Nutt. var. tridactyla (Rydb.) Constance & Rollins | GISPT |
| Ipomopsis spicata ssp. tridactyla | Gilia tridactyla Rydb. | GITR5 |
| Ipomopsis tenuifolia | Loeselia tenuifolia Gray | LOTE6 |
| Ipomopsis tenuituba ssp. tenuituba | Gilia tenuituba Rydb. | GITE8 |
| Ipomopsis tenuituba ssp. tenuituba | Ipomopsis aggregata (Pursh) V. Grant var. tenuituba (Rydb.) Dorn | IPAGT4 |
| Ipomopsis thurberi | Gilia thurberi (Torr. ex Gray) Gray | GITH |
| Ipomopsis wrightii | Gilia wrightii Gray | GIWR2 |
| iron ipomopsis | Ipomopsis laxiflora (Coult.) V. Grant | IPLA2 |
| Jacob's-ladder | Polemonium L. | POLEM |
| Jacob's-ladder | Polemonium pulcherrimum Hook. | POPU3 |
| Jacob's-ladder | Polemonium pulcherrimum Hook. ssp. delicatum (Rydb.) Brand | POPUD3 |
| Jacob's-ladder | Polemonium pulcherrimum Hook. ssp. lindleyi (Wherry) V. Grant | POPUL3 |
| Jacob's-ladder | Polemonium pulcherrimum Hook. ssp. pulcherrimum | POPUP3 |
| Jepson's linanthus | Leptosiphon jepsonii (D.W. Schemske & C. Goodwillie) J.M. Porter & L.A. Johnson | LEJE |
| Jepson's pincushionplant | Navarretia jepsonii V. Bailey ex Jepson | NAJE |
| Johnston's phlox | Phlox drummondii Hook. ssp. johnstonii (Wherry) Wherry | PHDRJ |
| Jones's linanthus | Linanthus jonesii (Gray) Greene | LIJO |
| Kelsey's phlox | Phlox kelseyi Britt. | PHKE |
| Kelsey's phlox | Phlox kelseyi Britt. ssp. kelseyi | PHKEK |
| langloisia | Langloisia Greene | LANGL |
| Langloisia setosissima ssp. punctata | Langloisia lanata Brand | LALA8 |
| Langloisia setosissima ssp. punctata | Langloisia punctata (Gray ex Coville) Goodding | LAPU5 |
| Langloisia setosissima ssp. setosissima | Langloisia setosissima (Torr. & Gray ex Torr.) Greene var. campyloclados Brand | LASEC |
| Lapham's phlox | Phlox divaricata L. ssp. laphamii (Wood) Wherry | PHDIL6 |
| largeflower linanthus | Leptosiphon grandiflorus (Benth.) J.M. Porter & L.A. Johnson | LEGR23 |
| largeleaf phlox | Phlox amplifolia Britt. | PHAM7 |
| Lathrocasis tenerrima | Gilia tenerrima Gray | GITE |
| lavender woollystar | Eriastrum filifolium (Nutt.) Woot. & Standl. | ERFI |
| leafy skyrocket | Ipomopsis wrightii (Gray) Gould | IPWR2 |
| least navarretia | Navarretia leucocephala Benth. ssp. minima (Nutt.) Day | NALEM |
| Lemmon's linanthus | Leptosiphon lemmonii (Gray) J.M. Porter & L.A. Johnson | LELE29 |
| Leptodactylon californicum ssp. californicum | Leptodactylon californicum Hook. & Arn. ssp. brevitrichomum Gordon | LECAB |
| Leptodactylon californicum ssp. leptotrichomum | Leptodactylon californicum Hook. & Arn. ssp. glandulosum (Eastw.) Mason | LECAG |
| Leptosiphon acicularis | Linanthus acicularis Greene | LIAC3 |
| Leptosiphon ambiguus | Linanthus ambiguus (Rattan) Greene | LIAM2 |
| Leptosiphon androsaceus | Linanthus androsaceus (Benth.) Greene | LIAN |
| Leptosiphon aureus ssp. aureus | Linanthus aureus (Nutt.) Greene | LIAU |
| Leptosiphon aureus ssp. aureus | Linanthus aureus (Nutt.) Greene ssp. aureus (Nutt.) Greene [superfluous autonym] | LIAUA2 |
| Leptosiphon aureus ssp. decorus | Linanthus aureus (Nutt.) Greene ssp. decorus (Gray) Mason | LIAUD |
| Leptosiphon aureus ssp. decorus | Linanthus aureus (Nutt.) Greene var. decorus (Gray) Jepson | LIAUD2 |
| Leptosiphon bicolor | Linanthus bicolor (Nutt.) Greene | LIBI |
| Leptosiphon bicolor | Linanthus bicolor (Nutt.) Greene ssp. bicolor (Nutt.) Greene [superfluous autonym] | LIBIB |
| Leptosiphon bolanderi | Linanthus bakeri Mason | LIBA |
| Leptosiphon bolanderi | Linanthus bolanderi (Gray) Greene | LIBO2 |
| Leptosiphon breviculus | Linanthus breviculus (Gray) Greene | LIBR2 |
| Leptosiphon breviculus | Linanthus breviculus (Gray) Greene ssp. royalis (Brand) Mason | LIBRR |
| Leptosiphon ciliatus ssp. ciliatus | Gilia ciliata Benth. | GICI2 |
| Leptosiphon ciliatus ssp. ciliatus | Linanthus ciliatus (Benth.) Greene | LICI |
| Leptosiphon ciliatus ssp. ciliatus | Linanthus ciliatus (Benth.) Greene var. ciliatus (Benth.) Greene [superfluous autonym] | LICIC |
| Leptosiphon ciliatus ssp. neglectus | Linanthus ciliatus (Benth.) Greene var. neglectus (Greene) Jepson | LICIN |
| Leptosiphon ciliatus ssp. neglectus | Linanthus neglectus Greene | LINE3 |
| Leptosiphon filipes | Linanthus filipes (Benth.) Greene | LIFI2 |
| Leptosiphon floribundum | Leptosiphon floribundus (Gray) J. M. Porter & L. A. Johnson [orthographic variant] | LEFL25 |
| Leptosiphon floribundum ssp. floribundum | Leptosiphon floribundus (Gray) J. M. Porter & L. A. Johnson ssp. floribundus (Gray) J. M. Porter & L. A. Johnson [orthographic variant] | LEFLF4 |
| Leptosiphon floribundum ssp. floribundum | Linanthastrum floribundum (Gray) Wherry | LIFL7 |
| Leptosiphon floribundum ssp. floribundum | Linanthastrum nuttallii (Gray) Ewan ssp. floribundum (Gray) Ewan | LINUF |
| Leptosiphon floribundum ssp. floribundum | Linanthus floribundus (Gray) Greene ex Milliken | LIFL3 |
| Leptosiphon floribundum ssp. floribundum | Linanthus floribundus (Gray) Greene ex Milliken ssp. floribundus (Gray) Greene ex Milliken [superfluous autonym] | LIFLF3 |
| Leptosiphon floribundum ssp. floribundum | Linanthus nuttallii (Gray) Greene ex Milliken ssp. floribundus (Gray) Munz | LINUF2 |
| Leptosiphon floribundum ssp. floribundum | Siphonella floribunda (Gray) Jepson | SIFL2 |
| Leptosiphon floribundum ssp. glaber | Leptosiphon floribundus (Gray) J. M. Porter & L. A. Johnson ssp. glaber (R. Patt.) J. M. Porter & L. A. Johnson [orthographic variant] | LEFLG |
| Leptosiphon floribundum ssp. glaber | Linanthus floribundus (Gray) Greene ex Milliken ssp. glaber Patterson | LIFLG3 |
| Leptosiphon floribundum ssp. glaber | Linanthus floribundus (Gray) Greene ex Milliken ssp. glabrus Patterson [orthographic error] | LIFLG2 |
| Leptosiphon floribundum ssp. hallii | Leptosiphon floribundus (Gray) J. M. Porter & L. A. Johnson ssp. hallii (Jeps.) J. M. Porter & L. A. Johnson [orthographic variant] | LEFLH |
| Leptosiphon floribundum ssp. hallii | Linanthus floribundus (Gray) Greene ex Milliken ssp. hallii (Jepson) Mason | LIFLH |
| Leptosiphon grandiflorus | Linanthus grandiflorus (Benth.) Greene | LIGR3 |
| Leptosiphon harknessii | Linanthus harknessii (Curran) Greene | LIHA |
| Leptosiphon harknessii | Linanthus harknessii (Curran) Greene ssp. condensatus Mason | LIHAC |
| Leptosiphon harknessii | Linanthus harknessii (Curran) Greene ssp. harknessii (Curran) Greene [superfluous autonym] | LIHAH |
| Leptosiphon jepsonii | Linanthus jepsonii D.W. Schemske & C. Goodwillie | LIJE |
| Leptosiphon latisectus | Linanthus latisectus E.G. Buxton | LILA13 |
| Leptosiphon lemmonii | Linanthus lemmonii (Gray) Greene | LILE |
| Leptosiphon liniflorus | Gilia pharnaceoides Benth. | GIPH2 |
| Leptosiphon liniflorus | Linanthus liniflorus (Benth.) Greene | LILI2 |
| Leptosiphon liniflorus | Linanthus liniflorus (Benth.) Greene ssp. liniflorus (Benth.) Greene [superfluous autonym] | LILIL |
| Leptosiphon liniflorus | Linanthus liniflorus (Benth.) Greene ssp. pharnaceoides (Benth.) Mason | LILIP |
| Leptosiphon liniflorus | Linanthus liniflorus (Benth.) Greene var. pharnaceoides (Benth.) Gray | LILIP2 |
| Leptosiphon liniflorus | Linanthus pharnaceoides (Benth.) Greene | LIPH3 |
| Leptosiphon minimus | Linanthus bicolor (Nutt.) Greene ssp. minimus Mason | LIBIM2 |
| Leptosiphon minimus | Linanthus bicolor (Nutt.) Greene var. minimus (Mason) Cronq. | LIBIM |
| Leptosiphon minimus | Linanthus minimus (Mason) C. Goodwillie | LIMI17 |
| Leptosiphon montanus | Linanthus montanus (Greene) Greene | LIMO |
| Leptosiphon nudatus | Linanthus nudatus Greene | LINU2 |
| Leptosiphon nuttallii ssp. howellii | Linanthus nuttallii (Gray) Greene ex Milliken ssp. howellii T.W. Nelson & Patterson | LINUH |
| Leptosiphon nuttallii ssp. nuttallii | Gilia nuttallii Gray | GINU |
| Leptosiphon nuttallii ssp. nuttallii | Leptodactylon nuttallii (Gray) Rydb. | LENU5 |
| Leptosiphon nuttallii ssp. nuttallii | Linanthastrum nuttallii (Gray) Ewan | LINU4 |
| Leptosiphon nuttallii ssp. nuttallii | Linanthus nuttallii (Gray) Greene ex Milliken | LINU3 |
| Leptosiphon nuttallii ssp. nuttallii | Linanthus nuttallii (Gray) Greene ex Milliken ssp. nuttallii (Gray) Greene ex Milliken [superfluous autonym] | LINUN |
| Leptosiphon nuttallii ssp. pubescens | Linanthastrum nuttallii (Gray) Ewan var. pubescens (Patterson) Cronq. | LINUP2 |
| Leptosiphon nuttallii ssp. pubescens | Linanthus nuttallii (Gray) Greene ex Milliken ssp. pubescens Patterson | LINUP |
| Leptosiphon nuttallii ssp. tenuilobus | Linanthus nuttallii (Gray) Greene ex Milliken ssp. tenuilobus Patterson | LINUT |
| Leptosiphon oblanceolatus | Linanthus oblanceolatus (Brand) Eastw. ex Jepson | LIOB2 |
| Leptosiphon oblanceolatus | Linanthus tularensis (Brand) Mason | LITU5 |
| Leptosiphon oblanceolatus | Linanthus tularensis (Brand) Mason ssp. culbertsonii (Brand) Mason | LITUC |
| Leptosiphon pachyphyllus | Linanthastrum nuttallii (Gray) Ewan var. pachyphyllum (Patterson) Cronq. | LINUP3 |
| Leptosiphon pachyphyllus | Linanthus pachyphyllus Patterson | LIPA10 |
| Leptosiphon parviflorus | Linanthus androsaceus (Benth.) Greene ssp. croceus (Milliken) Mason | LIANC |
| Leptosiphon parviflorus | Linanthus androsaceus (Benth.) Greene ssp. laetus (Benth.) Mason | LIANL |
| Leptosiphon parviflorus | Linanthus androsaceus (Benth.) Greene ssp. luteolus (Greene) Mason | LIANL2 |
| Leptosiphon parviflorus | Linanthus androsaceus (Benth.) Greene ssp. luteus (Benth.) Mason | LIANL3 |
| Leptosiphon parviflorus | Linanthus androsaceus (Benth.) Greene ssp. micranthus (Steud. ex Benth.) Mason | LIANM |
| Leptosiphon parviflorus | Linanthus androsaceus (Benth.) Greene ssp. plaskettii (Eastw.) Mason | LIANP |
| Leptosiphon parviflorus | Linanthus parviflorus (Benth.) Greene | LIPA12 |
| Leptosiphon pygmaeus ssp. continentalis | Linanthus pygmaeus (Brand) J.T. Howell ssp. continentalis Raven | LIPYC |
| Leptosiphon pygmaeus ssp. pygmaeus | Linanthus pygmaeus (Brand) J.T. Howell | LIPY2 |
| Leptosiphon pygmaeus ssp. pygmaeus | Linanthus pygmaeus (Brand) J.T. Howell ssp. pygmaeus (Brand) J.T. Howell [superfluous autonym] | LIPYP2 |
| Leptosiphon rattanii | Linanthus rattanii (Gray) Greene | LIRA |
| Leptosiphon rosaceus | Linanthus parviflorus (Benth.) Greene var. rosaceus Hooker | LIPAR3 |
| Leptosiphon septentrionalis | Gilia septentrionalis (Mason) St. John | GISE2 |
| Leptosiphon septentrionalis | Linanthus harknessii (Curran) Greene var. septentrionalis (Mason) Jepson & V. Bailey | LIHAS |
| Leptosiphon septentrionalis | Linanthus septentrionalis Mason | LISE |
| Leptosiphon serrulatus | Linanthus serrulatus Greene | LISE2 |
| lesser yellowthroat gilia | Gilia flavocincta A. Nels. | GIFL |
| lesser yellowthroat gilia | Gilia flavocincta A. Nels. ssp. australis (A.& V. Grant) Day & V. Grant | GIFLA |
| lesser yellowthroat gilia | Gilia flavocincta A. Nels. ssp. flavocincta | GIFLF |
| Lighthipe's phlox | Phlox amoena Sims ssp. lighthipei (Small) Wherry | PHAML |
| linanthus | Linanthus Benth. | LINAN2 |
| Linanthus bigelovii | Gilia bigelovii Gray | GIBI3 |
| Linanthus caespitosus | Leptodactylon caespitosum Nutt. | LECA6 |
| Linanthus campanulatus | Gilia campanulata Gray | GICA2 |
| Linanthus dianthiflorus | Linanthus dianthiflorus (Benth.) Greene ssp. dianthiflorus (Benth.) Greene [superfluous autonym] | LIDID |
| Linanthus dianthiflorus | Linanthus dianthiflorus (Benth.) Greene ssp. farinosus (Brand) Mason | LIDIF |
| Linanthus dichotomus | Gilia dichotoma (Benth.) Benth. | GIDI3 |
| Linanthus dichotomus | Gilia dichotoma (Benth.) Benth. var. integra M.E. Jones | GIDII |
| Linanthus dichotomus | Linanthus dichotomus Benth. ssp. dichotomus Benth. [superfluous autonym] | LIDID2 |
| Linanthus dichotomus | Linanthus dichotomus Benth. ssp. meridianus (Eastw.) Mason | LIDIM |
| Linanthus filiformis | Gilia filiformis Parry ex Gray | GIFI2 |
| Linanthus glabrum | Leptodactylon glabrum Patterson & Yoder-Williams | LEGL6 |
| Linanthus inyoensis | Gilia inyoensis I.M. Johnston | GIIN5 |
| Linanthus jaegeri | Leptodactylon jaegeri (Munz) Wherry | LEJA2 |
| Linanthus jonesii | Linanthus bigelovii (Gray) Greene var. jonesii (Gray) Jepson & Mason | LIBIJ |
| Linanthus maculatus | Gilia maculata Parish | GIMA2 |
| Linanthus orcuttii | Linanthus orcuttii (Parry & Gray) Jepson ssp. pacificus (Milliken) Mason | LIORP2 |
| Linanthus orcuttii | Linanthus pacificus Milliken | LIPA13 |
| Linanthus pungens | Gilia hallii Parish | GIHA3 |
| Linanthus pungens | Gilia pungens (Torr.) Benth. | GIPU4 |
| Linanthus pungens | Gilia pungens (Torr.) Benth. var. hookeri (Dougl. ex Hook.) Gray | GIPUH |
| Linanthus pungens | Leptodactylon hazeliae M.E. Peck | LEHA5 |
| Linanthus pungens | Leptodactylon lilacinum Greene ex Baker | LELI4 |
| Linanthus pungens | Leptodactylon pungens (Torr.) Torr. ex Nutt. | LEPU |
| Linanthus pungens | Leptodactylon pungens (Torr.) Torr. ex Nutt. ssp. brevifolium (Rydb.) Wherry | LEPUB |
| Linanthus pungens | Leptodactylon pungens (Torr.) Torr. ex Nutt. ssp. eupungens (Brand) Wherry | LEPUE |
| Linanthus pungens | Leptodactylon pungens (Torr.) Torr. ex Nutt. ssp. hallii (Parish) Mason | LEPUH |
| Linanthus pungens | Leptodactylon pungens (Torr.) Torr. ex Nutt. ssp. hazeliae (M.E. Peck) R.J. Meinke | LEPUH3 |
| Linanthus pungens | Leptodactylon pungens (Torr.) Torr. ex Nutt. ssp. hookeri (Dougl. ex Hook.) Wherry | LEPUH2 |
| Linanthus pungens | Leptodactylon pungens (Torr.) Torr. ex Nutt. ssp. pulchriflorum (Brand) Mason | LEPUP |
| Linanthus pungens | Leptodactylon pungens (Torr.) Torr. ex Nutt. ssp. squarrosum (Gray) Tidestrom | LEPUS |
| Linanthus pungens | Leptodactylon pungens (Torr.) Torr. ex Nutt. var. hallii (Parish) Jepson | LEPUH4 |
| Linanthus pungens | Leptodactylon pungens (Torr.) Torr. ex Nutt. var. hookeri (Dougl. ex Hook.) Jepson | LEPUH5 |
| Linanthus watsonii | Leptodactylon watsonii (Gray) Rydb. | LEWA |
| little gilia | Gilia minor A.& V. Grant | GIMI2 |
| littleflower ipomopsis | Ipomopsis minutiflora (Benth.) V. Grant | IPMI2 |
| Loeselia greggii | Loeselia scariosa (Mart. & Gal.) Walp. | LOSC4 |
| Loeseliastrum depressum | Gilia depressa M.E. Jones ex Gray | GIDE |
| Loeseliastrum depressum | Ipomopsis depressa (M.E. Jones ex Gray) V. Grant | IPDE |
| Loeseliastrum matthewsii | Langloisia matthewsii (Gray) Greene | LAMA5 |
| Loeseliastrum matthewsii | Loeselia matthewsii Gray | LOMA7 |
| Loeseliastrum schottii | Langloisia flaviflora A. Davids. | LAFL3 |
| Loeseliastrum schottii | Langloisia schottii (Torr.) Greene | LASC |
| Loeseliastrum schottii | Navarretia schottii Torr. | NASC |
| Long's Jacob's-ladder | Polemonium longii Fern. | POLO14 |
| longhair phlox | Phlox longipilosa Waterfall | PHLO5 |
| longleaf phlox | Phlox longifolia Nutt. | PHLO2 |
| longleaf phlox | Phlox longifolia Nutt. ssp. brevifolia (Gray) Mason | PHLOB |
| longleaf phlox | Phlox longifolia Nutt. ssp. longifolia | PHLOL2 |
| longtube ipomopsis | Ipomopsis macrosiphon (Kearney & Peebles) V. Grant & Wilken | IPMA4 |
| Lott's gilia | Aliciella lottiae (Day) J.M. Porter | ALLO6 |
| Macomb's ipomopsis | Ipomopsis macombii (Torr. ex Gray) V. Grant | IPMA2 |
| Madera linanthus | Leptosiphon serrulatus (Greene) J.M. Porter & L.A. Johnson | LESE18 |
| many-flower linanthus | Leptosiphon floribundum (Gray) J.M. Porter & L.A. Johnson | LEFL27 |
| manybranched ipomopsis | Ipomopsis polycladon (Torr.) V. Grant | IPPO2 |
| manyflower linanthus | Leptosiphon floribundum (Gray) J.M. Porter & L.A. Johnson ssp. floribundum | LEFLF5 |
| manyflower linanthus | Leptosiphon floribundum (Gray) J.M. Porter & L.A. Johnson ssp. glaber (Patterson) J.M. Porter & L.A. Johnson | LEFLG2 |
| manyflowered ipomopsis | Ipomopsis multiflora (Nutt.) V. Grant | IPMU3 |
| manyflowered navarretia | Navarretia leucocephala Benth. ssp. plieantha (Mason) Day | NALEP2 |
| manyleaf gilia | Gilia millefoliata Fisch. & C.A. Mey. | GIMI |
| marigold pincushionplant | Navarretia tagetina Greene | NATA3 |
| marked gilia | Giliastrum insigne (Brand) J.M. Porter | GIIN7 |
| marsh phlox | Phlox kelseyi Britt. ssp. glandulosa Wherry | PHKEG |
| Mason's Jacob's-ladder | Polemonium chartaceum Mason | POCH3 |
| mat prickly phlox | Linanthus caespitosus (Nutt.) J.M. Porter & L.A. Johnson | LICA36 |
| McAllister's phlox | Phlox drummondii Hook. ssp. mcallisteri (Whitehouse) Wherry | PHDRM2 |
| Mcvicker's gilia | Aliciella mcvickerae (M.E. Jones) J.M. Porter | ALMC |
| Microsteris gracilis var. gracilis | Gilia gracilis Hook. | GIGR |
| Microsteris gracilis var. gracilis | Phlox gracilis (Hook.) Greene | PHGR16 |
| Microsteris gracilis var. gracilis | Phlox gracilis (Hook.) Greene ssp. gracilis (Hook.) Greene [superfluous autonym] | PHGRG |
| Microsteris gracilis var. humilior | Gilia gracilis Hook. var. humilior (Hook.) St. John | GIGRH |
| Microsteris gracilis var. humilior | Microsteris gracilis (Hook.) Greene ssp. humilis (Greene) Brand | MIGRH2 |
| Microsteris gracilis var. humilior | Microsteris humilis Greene | MIHU2 |
| Microsteris gracilis var. humilior | Microsteris micrantha (Kellogg) Greene | MIMI17 |
| Microsteris gracilis var. humilior | Phlox gracilis (Hook.) Greene ssp. humilis (Greene) Mason | PHGRH |
| Microsteris gracilis var. humilior | Phlox gracilis (Hook.) Greene var. humilior (Hook.) Boivin | PHGRH2 |
| miniature gilia | Navarretia capillaris (Kellogg) Kuntze | NACA6 |
| miniature woollystar | Eriastrum diffusum (Gray) Mason | ERDI2 |
| Missoula phlox | Phlox missoulensis Wherry | PHMI13 |
| mitrefruit pincushionplant | Navarretia jaredii Eastw. | NAJA2 |
| Modoc gilia | Gilia modocensis Eastw. | GIMO |
| Mojave linanthus | Leptosiphon breviculus (Gray) J.M. Porter & L.A. Johnson | LEBR20 |
| moss phlox | Phlox subulata L. | PHSU3 |
| moss phlox | Phlox subulata L. ssp. australis (Wherry) Wherry | PHSUA2 |
| moss phlox | Phlox subulata L. ssp. subulata | PHSUS2 |
| mound phlox | Phlox griseola Wherry ssp. tumulosa Wherry | PHGRT |
| mountain phlox | Phlox austromontana Coville | PHAU3 |
| mountain phlox | Phlox austromontana Coville ssp. austromontana | PHAUA3 |
| moving polemonium | Polemonium californicum Eastw. | POCA3 |
| Mt. Mazama collomia | Collomia mazama Coville | COMA |
| Mt. Tedoc linanthus | Leptosiphon nuttallii (Gray) J.M. Porter & L.A. Johnson ssp. howellii (T.W. Nelson & Patterson) J.M. Porter & L.A. Johnson | LENUH |
| musk phlox | Phlox hoodii Richards. ssp. muscoides (Nutt.) Wherry | PHHOM |
| musky phlox | Phlox gladiformis (M.E. Jones) E. Nels. | PHGL10 |
| Mussentuchit Creek gilia | Aliciella tenuis (F.G. Sm. & Neese) J.M. Porter | ALTE12 |
| mustang clover | Leptosiphon montanus (Greene) J.M. Porter & L.A. Johnson | LEMO19 |
| Myers's pincushionplant | Navarretia myersii Allen & Day | NAMY |
| Myers's pincushionplant | Navarretia myersii Allen & Day ssp. deminuta Day | NAMYD |
| Myers's pincushionplant | Navarretia myersii Allen & Day ssp. myersii | NAMYM |
| nakedstem gymnosteris | Gymnosteris nudicaulis (Hook. & Arn.) Greene | GYNU |
| narrowflower flaxflower | Leptosiphon liniflorus (Benth.) J.M. Porter & L.A. Johnson | LELI14 |
| Navajo Mountain phlox | Phlox cluteana A. Nels. | PHCL |
| Navarretia atractyloides | Navarretia hamata Greene ssp. foliacea (Greene) Mason | NAHAF |
| Navarretia atractyloides | Navarretia hamata Greene var. foliacea (Greene) Thorne | NAHAF2 |
| Navarretia capillaris | Gilia capillaris Kellogg | GICA4 |
| Navarretia hamata ssp. parviloba | Navarretia hirsutissima Brand | NAHI2 |
| Navarretia intertexta ssp. intertexta | Navarretia minima Nutt. var. intertexta (Benth.) Boivin | NAMII |
| Navarretia intertexta ssp. propinqua | Gilia propinqua (Suksdorf) St. John | GIPR2 |
| Navarretia intertexta ssp. propinqua | Navarretia intertexta (Benth.) Hook. var. propinqua (Suksdorf) Brand | NAINP2 |
| Navarretia intertexta ssp. propinqua | Navarretia propinqua Suksdorf | NAPR3 |
| Navarretia jaredii | Navarretia mitracarpa auct. non Greene [misapplied] | NAMI4 |
| Navarretia jaredii | Navarretia mitracarpa Greene ssp. jaredii (Eastw.) Mason | NAMIJ |
| Navarretia leptalea ssp. bicolor | Gilia leptalea (Gray) Greene ssp. bicolor Mason & A. Grant | GILEB |
| Navarretia leptalea ssp. leptalea | Gilia leptalea (Gray) Greene | GILE |
| Navarretia leptalea ssp. leptalea | Gilia leptalea (Gray) Greene ssp. leptalea (Gray) Greene [superfluous autonym] | GILEL |
| Navarretia leucocephala ssp. bakeri | Navarretia bakeri Mason | NABA |
| Navarretia leucocephala ssp. minima | Navarretia minima Nutt. | NAMI3 |
| Navarretia leucocephala ssp. pauciflora | Navarretia pauciflora Mason | NAPA2 |
| Navarretia leucocephala ssp. plieantha | Navarretia plieantha Mason | NAPL |
| Navarretia nigelliformis ssp. radians | Navarretia nigelliformis Greene var. radians J.T. Howell | NANIR2 |
| Navarretia prolifera ssp. lutea | Navarretia prolifera Greene var. lutea Brand | NAPRL2 |
| Navarretia pubescens | Navarretia mitracarpa Greene | NAMI5 |
| Navarretia rosulata | Navarretia heterodoxa (Greene) Greene ssp. rosulata (Brand) Mason | NAHER |
| Navarretia sinistra ssp. pinnatisecta | Gilia leptalea (Gray) Greene ssp. pinnatisecta Mason & A. Grant | GILEP |
| Navarretia sinistra ssp. pinnatisecta | Gilia sinistra M.E. Jones ssp. pinnatisecta (Mason & A. Grant) Day, comb. nov. ined. | GISIP |
| Navarretia sinistra ssp. sinistra | Gilia sinistra M.E. Jones | GISI2 |
| Navarretia sinistra ssp. sinistra | Gilia sinistra M.E. Jones ssp. sinistra M.E. Jones [superfluous autonym] | GISIS |
| Navarretia squarrosa | Gilia squarrosa (Eschsch.) Hook. & Arn. | GISQ |
| near navarretia | Navarretia intertexta (Benth.) Hook. ssp. propinqua (Suksdorf) Day | NAINP3 |
| needleleaf navarretia | Navarretia intertexta (Benth.) Hook. | NAIN2 |
| needleleaf navarretia | Navarretia intertexta (Benth.) Hook. ssp. intertexta | NAINI |
| Nevada gilia | Gilia brecciarum M.E. Jones | GIBR |
| Nevada gilia | Gilia brecciarum M.E. Jones ssp. brecciarum | GIBRB |
| Nevada gilia | Gilia brecciarum M.E. Jones ssp. jacens (A.& V. Grant) Day | GIBRJ |
| Nevada gilia | Gilia brecciarum M.E. Jones ssp. neglecta A.& V. Grant | GIBRN |
| Nevada Jacob's-ladder | Polemonium nevadense Wherry | PONE14 |
| Nevin's gilia | Gilia nevinii Gray | GINE |
| northern Jacob's-ladder | Polemonium boreale M.F. Adams | POBO2 |
| northern Jacob's-ladder | Polemonium boreale M.F. Adams ssp. boreale | POBOB2 |
| northern Jacob's-ladder | Polemonium boreale M.F. Adams ssp. macranthum (Cham.) Hult | POBOM |
| northern linanthus | Leptosiphon septentrionalis (Mason) J.M. Porter & L.A. Johnson | LESE17 |
| northern phlox | Phlox adsurgens Torr. ex Gray | PHAD2 |
| Nuttall's linanthus | Leptosiphon nuttallii (Gray) J.M. Porter & L.A. Johnson | LENU8 |
| Nuttall's linanthus | Leptosiphon nuttallii (Gray) J.M. Porter & L.A. Johnson ssp. nuttallii | LENUN |
| Nuttall's linanthus | Leptosiphon nuttallii (Gray) J.M. Porter & L.A. Johnson ssp. pubescens (Patterson) J.M. Porter & L.A. Johnson | LENUP |
| Nuttall's linanthus | Leptosiphon nuttallii (Gray) J.M. Porter & L.A. Johnson ssp. tenuilobus (Patterson) J.M. Porter & L.A. Johnson | LENUT2 |
| Nye gilia | Aliciella nyensis (Reveal) J.M. Porter | ALNY2 |
| Oklahoma phlox | Phlox oklahomensis Wherry | PHOK |
| opal phlox | Phlox opalensis Dorn | PHOP2 |
| orchid ipomopsis | Ipomopsis spicata (Nutt.) V. Grant ssp. orchidacea (Brand) Wilken & R.L. Hartman | IPSPO2 |
| orchid ipomopsis | Ipomopsis spicata (Nutt.) V. Grant ssp. orchidacea (Brand) Wilken & R.L. Hartman var. cephaloidea (Rydb.) Wilken & R.L. Hartman | IPSPC2 |
| orchid ipomopsis | Ipomopsis spicata (Nutt.) V. Grant ssp. orchidacea (Brand) Wilken & R.L. Hartman var. orchidacea (Brand) Dorn | IPSPO3 |
| Orcutt's linanthus | Linanthus orcuttii (Parry & Gray) Jepson | LIOR |
| Ozark phlox | Phlox pilosa L. ssp. ozarkana (Wherry) Wherry | PHPIO2 |
| Pacific gilia | Gilia capitata Sims ssp. pacifica V. Grant | GICAP |
| Pagosa ipomopsis | Ipomopsis polyantha (Rydb.) V. Grant | IPPO |
| Paiute Mountain pincushionplant | Navarretia setiloba Coville | NASE2 |
| Peck's phlox | Phlox ?peckii Wherry | PHPE10 |
| phlox | Phlox L. | PHLOX |
| Phlox albomarginata ssp. albomarginata | Phlox albomarginata M.E. Jones ssp. minor (M.E. Jones) Wherry | PHALM |
| Phlox albomarginata ssp. albomarginata | Phlox albomarginata M.E. Jones ssp. vera Wherry | PHALV |
| Phlox alyssifolia ssp. alyssifolia | Phlox alyssifolia Greene ssp. vera Wherry | PHALV2 |
| Phlox amoena ssp. lighthipei | Phlox lighthipei Small | PHLI8 |
| Phlox andicola ssp. andicola | Phlox andicola E. Nels. ssp. planitiarum (A. Nels.) Wherry | PHANP3 |
| Phlox andicola ssp. andicola | Phlox andicola E. Nels. ssp. typica Wherry | PHANT |
| Phlox austromontana ssp. austromontana | Phlox austromontana Coville ssp. vera Wherry | PHAUV |
| Phlox austromontana ssp. austromontana | Phlox austromontana Coville var. lutescens Welsh | PHAUL2 |
| Phlox austromontana ssp. prostrata | Phlox austromontana Coville var. prostrata E. Nels. | PHAUP2 |
| Phlox bifida ssp. bifida | Phlox bifida Beck ssp. arkansana Marsh. p.p. | PHBIA |
| Phlox bifida ssp. bifida | Phlox bifida Beck var. glandifera Wherry | PHBIG |
| Phlox bifida ssp. stellaria | Phlox bifida Beck var. cedaria (Brand) Fern. | PHBIC |
| Phlox bifida ssp. stellaria | Phlox bifida Beck var. stellaria (Gray) Wherry | PHBIS2 |
| Phlox bifida ssp. stellaria | Phlox stellaria Gray | PHST13 |
| Phlox caespitosa | Phlox caespitosa Nutt. ssp. eucaespitosa Brand | PHCAE |
| Phlox caespitosa | Phlox douglasii Hook. | PHDO3 |
| Phlox caespitosa | Phlox douglasii Hook. ssp. eudouglasii Brand | PHDOE |
| Phlox carolina ssp. angusta | Phlox carolina L. var. angusta (Wherry) Steyermark | PHCAA3 |
| Phlox condensata | Phlox caespitosa Nutt. ssp. condensata (Gray) Wherry | PHCAC4 |
| Phlox cuspidata | Phlox cuspidata Scheele var. grandiflora Whitehouse | PHCUG |
| Phlox cuspidata | Phlox cuspidata Scheele var. humilis Whitehouse | PHCUH |
| Phlox diffusa ssp. diffusa | Phlox azurea G.L. Smith | PHAZ |
| Phlox diffusa ssp. longistylis | Phlox diffusa Benth. var. longistylis (Wherry) M.E. Peck | PHDIL3 |
| Phlox diffusa ssp. scleranthifolia | Phlox scleranthifolia Rydb. | PHSC8 |
| Phlox diffusa ssp. subcarinata | Phlox cyanea Eastw. | PHCY |
| Phlox divaricata ssp. laphamii | Phlox divaricata L. var. laphamii Wood | PHDIL4 |
| Phlox drummondii ssp. drummondii | Phlox drummondii Hook. var. peregrina Shinners | PHDRP |
| Phlox drummondii ssp. drummondii | Phlox goldsmithii Whitehouse | PHGO3 |
| Phlox drummondii ssp. johnstonii | Phlox drummondii Hook. var. johnstonii (Wherry) B.L. Turner | PHDRJ2 |
| Phlox drummondii ssp. johnstonii | Phlox johnstonii Wherry | PHJO2 |
| Phlox drummondii ssp. mcallisteri | Phlox drummondii Hook. ssp. mcallisterii (Whitehouse) Wherry [orthographic variant] | PHDRM |
| Phlox drummondii ssp. mcallisteri | Phlox drummondii Hook. var. mcallisteri (Whitehouse) Shinners | PHDRM4 |
| Phlox drummondii ssp. mcallisteri | Phlox drummondii Hook. var. mcallisterii (Whitehouse) Shinners [orthographic variant] | PHDRM3 |
| Phlox drummondii ssp. tharpii | Phlox drummondii Hook. var. tharpii (Whitehouse) Erbe | PHDRT2 |
| Phlox drummondii ssp. tharpii | Phlox glabriflora (Brand) Whitehouse ssp. tharpii (Whitehouse) Wherry | PHGLT2 |
| Phlox drummondii ssp. tharpii | Phlox tharpii Whitehouse | PHTH3 |
| Phlox drummondii ssp. wilcoxiana | Phlox drummondii Hook. var. wilcoxiana (Bogusch) Whitehouse | PHDRW2 |
| Phlox floridana | Phlox floridana Benth. ssp. bella Wherry | PHFLB |
| Phlox glaberrima ssp. glaberrima | Phlox glaberrima L. var. melampyrifolia (Salisb.) Wherry | PHGLM2 |
| Phlox glaberrima ssp. interior | Phlox glaberrima L. var. interior Wherry | PHGLI2 |
| Phlox glaberrima ssp. triflora | Phlox carolina L. var. triflora (Michx.) Steyermark | PHCAT2 |
| Phlox glaberrima ssp. triflora | Phlox glaberrima L. var. triflora (Michx.) Reveal & Broome | PHGLT3 |
| Phlox glabriflora ssp. littoralis | Phlox drummondii Hook. var. littoralis Cory | PHDRL |
| Phlox glabriflora ssp. littoralis | Phlox littoralis (Cory) Whitehouse | PHLI9 |
| Phlox griseola ssp. tumulosa | Phlox tumulosa (Wherry) Wherry | PHTU4 |
| Phlox hendersonii | Phlox douglasii Hook. ssp. hendersonii (E. Nels.) Wherry | PHDOH |
| Phlox hirsuta | Phlox stansburyi (Torr.) Heller var. hirsuta (E. Nels.) Jepson | PHSTH2 |
| Phlox hoodii ssp. canescens | Phlox canescens Torr. & Gray | PHCA24 |
| Phlox hoodii ssp. canescens | Phlox hoodii Richards. var. canescens (Torr. & Gray) M.E. Peck | PHHOC2 |
| Phlox hoodii ssp. hoodii | Phlox hoodii Richards. ssp. genuina Wherry | PHHOG2 |
| Phlox hoodii ssp. lanata | Phlox lanata Piper | PHLA7 |
| Phlox hoodii ssp. muscoides | Phlox bryoides Nutt. | PHBR11 |
| Phlox hoodii ssp. muscoides | Phlox muscoides Nutt. | PHMU4 |
| Phlox hoodii ssp. viscidula | Phlox hoodii Richards. var. viscidula Wherry | PHHOV2 |
| Phlox jonesii | Phlox austromontana Coville var. jonesii (Wherry) Welsh | PHAUJ |
| Phlox kelseyi ssp. kelseyi | Phlox kelseyi Britt. ssp. genuina Wherry | PHKEG2 |
| Phlox latifolia | Phlox ovata auct. non L. [misapplied] | PHOV |
| Phlox longifolia ssp. brevifolia | Phlox grayi Woot. & Standl. | PHGR17 |
| Phlox longifolia ssp. longifolia | Phlox grahamii Wherry | PHGR9 |
| Phlox longifolia ssp. longifolia | Phlox longifolia Nutt. ssp. calva Wherry | PHLOC2 |
| Phlox longifolia ssp. longifolia | Phlox longifolia Nutt. ssp. cortezana (A. Nels.) Wherry | PHLOC |
| Phlox longifolia ssp. longifolia | Phlox longifolia Nutt. ssp. humilis (Brand) Wherry | PHLOH |
| Phlox longifolia ssp. longifolia | Phlox longifolia Nutt. ssp. typica Wherry | PHLOT |
| Phlox longifolia ssp. longifolia | Phlox longifolia Nutt. var. linearifolia (Hook.) Brand | PHLOL5 |
| Phlox longifolia ssp. longifolia | Phlox longifolia Nutt. var. peberula E. Nels. | PHLOP2 |
| Phlox longipilosa | Phlox pilosa L. var. longipilosa (Waterfall) J.& C. Taylor | PHPIL2 |
| Phlox maculata ssp. maculata | Phlox maculata L. var. odorata (Sweet) Wherry | PHMAO |
| Phlox maculata ssp. pyramidalis | Phlox maculata L. var. purpurea Fern. | PHMAP4 |
| Phlox maculata ssp. pyramidalis | Phlox maculata L. var. pyramidalis (Sm.) Wherry | PHMAP |
| Phlox maculata ssp. pyramidalis | Phlox pyramidalis Sm. | PHPY |
| Phlox missoulensis | Phlox kelseyi Britt. var. missoulensis (Wherry) Cronq. | PHKEM |
| Phlox mollis | Phlox kelseyi Britt. var. ciliata (Brand) Wherry | PHKEC |
| Phlox multiflora ssp. depressa | Phlox multiflora A. Nels. ssp. costata (Rydb.) Wherry | PHMUC |
| Phlox multiflora ssp. multiflora | Phlox multiflora A. Nels. ssp. typica Wherry | PHMUT |
| Phlox multiflora ssp. patula | Phlox patula A. Nels. | PHPA16 |
| Phlox nivalis ssp. hentzii | Phlox hentzii Nutt. | PHHE13 |
| Phlox oklahomensis | Phlox bifida Beck var. induta Shinners | PHBII |
| Phlox pilosa ssp. detonsa | Phlox pilosa L. var. detonsa Gray | PHPID3 |
| Phlox pilosa ssp. fulgida | Phlox pilosa L. var. fulgida Wherry | PHPIF |
| Phlox pilosa ssp. latisepala | Phlox pilosa L. var. aspera (E. Nels.) Wherry ex Gould | PHPIA2 |
| Phlox pilosa ssp. ozarkana | Phlox pilosa L. var. ozarkana Wherry | PHPIO |
| Phlox pilosa ssp. pilosa | Phlox argillacea Clute & Ferris | PHAR7 |
| Phlox pilosa ssp. pilosa | Phlox pilosa L. var. virens (Michx.) Wherry | PHPIV |
| Phlox pilosa ssp. pilosa | Phlox villosissima (Gray) Small p.p. | PHVI12 |
| Phlox pilosa ssp. pulcherrima | Phlox pilosa L. var. amplexicaulis (Raf.) Wherry | PHPIA |
| Phlox pulvinata | Phlox caespitosa Nutt. ssp. platyphylla Wherry | PHCAP |
| Phlox pulvinata | Phlox caespitosa Nutt. ssp. pulvinata Wherry | PHCAP2 |
| Phlox pulvinata | Phlox sibirica L. ssp. pulvinata (Wherry) W.A. Weber | PHSIP |
| Phlox richardsonii ssp. alaskensis | Phlox alaskensis Jordal | PHAL12 |
| Phlox richardsonii ssp. alaskensis | Phlox sibirica L. ssp. alaskensis (Jordal) A.& D. L?ve | PHSIA |
| Phlox richardsonii ssp. alaskensis | Phlox sibirica L. var. alaskensis (Jordal) Boivin | PHSIA2 |
| Phlox richardsonii ssp. richardsonii | Phlox sibirica L. ssp. richardsonii (Hook.) Hult | PHSIR |
| Phlox richardsonii ssp. richardsonii | Phlox sibirica L. var. richardsonii (Hook.) Welsh | PHSIR2 |
| Phlox rigida | Phlox douglasii Hook. ssp. rigida (Benth.) Wherry | PHDOR |
| Phlox sibirica ssp. borealis | Phlox borealis Wherry | PHBO6 |
| Phlox sibirica ssp. borealis | Phlox sibirica L. var. borealis (Wherry) Boivin | PHSIB2 |
| Phlox speciosa ssp. nitida | Phlox speciosa Pursh var. nitida Suksdorf | PHSPN3 |
| Phlox speciosa ssp. occidentalis | Phlox speciosa Pursh var. occidentalis (Dur. ex Torr.) M.E. Peck | PHSPO2 |
| Phlox speciosa ssp. woodhousei | Phlox speciosa Pursh ssp. euspeciosa Brand | PHSPE |
| Phlox speciosa ssp. woodhousei | Phlox speciosa Pursh var. woodhousei Torr. ex Gray | PHSPW2 |
| Phlox speciosa ssp. woodhousei | Phlox woodhousei (Torr. ex Gray) E. Nels. | PHWO2 |
| Phlox stansburyi ssp. stansburyi | Phlox longifolia Nutt. var. stansburyi (Torr.) Gray | PHLOS2 |
| Phlox stansburyi ssp. stansburyi | Phlox stansburyi (Torr.) Heller ssp. eustansburyi Brand | PHSTE |
| Phlox stansburyi ssp. stansburyi | Phlox stansburyi (Torr.) Heller var. brevifolia (Gray) E. Nels. | PHSTB |
| Phlox stansburyi ssp. superba | Phlox superba Brand | PHSU5 |
| Phlox subulata ssp. australis | Phlox subulata L. var. australis Wherry | PHSUA |
| Phlox subulata ssp. australis | Phlox subulata L. var. setacea (L.) Brand | PHSUS4 |
| Phlox subulata ssp. brittonii | Phlox brittonii Small | PHBR12 |
| Phlox subulata ssp. brittonii | Phlox subulata L. var. brittonii (Small) Wherry | PHSUB |
| Phlox triovulata | Phlox nana Nutt. ssp. glabella (Gray) Brand | PHNAG |
| Phlox viridis ssp. compacta | Phlox longifolia Nutt. ssp. compacta (Brand) Wherry | PHLOC3 |
| Phlox viridis ssp. longipes | Phlox longifolia Nutt. ssp. longipes (M.E. Jones) Wherry | PHLOL |
| Phlox viridis ssp. longipes | Phlox longifolia Nutt. var. longipes (M.E. Jones) M.E. Peck | PHLOL4 |
| Phlox viridis ssp. longipes | Phlox longifolia Nutt. var. puberula E. Nels. | PHLOP |
| Phlox viridis ssp. viridis | Phlox longifolia Nutt. ssp. viridis (E. Nels.) Wherry | PHLOV |
| Phlox viridis ssp. viridis | Phlox longifolia Nutt. var. viridis (E. Nels.) Peabody | PHLOV2 |
| pincushionplant | Navarretia Ruiz & Pav?n | NAVAR |
| pinyon gilia | Aliciella subacaulis (Rydb.) J.M. Porter & L.A. Johnson | ALSU10 |
| pointed phlox | Phlox cuspidata Scheele | PHCU2 |
| Polemonium acutiflorum | Polemonium caeruleum L. ssp. villosum (J.H. Rudolph ex Georgi) Brand | POCAV3 |
| Polemonium boreale ssp. boreale | Polemonium boreale M.F. Adams ssp. richardsonii (Graham) J.P. Anders. | POBOR |
| Polemonium boreale ssp. boreale | Polemonium boreale M.F. Adams var. villosissimum Hult | POBOV |
| Polemonium boreale ssp. macranthum | Polemonium macranthum (Cham.) Klok. | POMA29 |
| Polemonium brandegeei | Gilia brandegeei Gray | GIBR4 |
| Polemonium brandegeei | Polemonium brandegeei (Gray) Greene ssp. mellitum (Gray) Wherry | POBRM |
| Polemonium brandegeei | Polemonium viscosum Nutt. ssp. mellitum (Gray) J.F. Davids. | POVIM |
| Polemonium caeruleum | Polemonium caeruleum L. var. album hort. | POCAA6 |
| Polemonium caeruleum ssp. himalayanum | Polemonium caeruleum L. var. himalayanum Baker | POCAH2 |
| Polemonium californicum | Polemonium columbianum Rydb. | POCO21 |
| Polemonium californicum | Polemonium pulcherrimum Hook. ssp. tricolor (Eastw.) Brand | POPUT2 |
| Polemonium californicum | Polemonium pulcherrimum Hook. var. calycinum (Eastw.) Brand | POPUC |
| Polemonium carneum | Polemonium carneum Gray ssp. luteum (Gray) Brand | POCAL |
| Polemonium confertum | Polemonium grayanum Rydb. | POGR15 |
| Polemonium foliosissimum var. alpinum | Polemonium foliosissimum Gray ssp. albiflorum (Eastw.) Brand | POFOA |
| Polemonium foliosissimum var. alpinum | Polemonium foliosissimum Gray ssp. decurrens (Brand) Wherry | POFOD |
| Polemonium foliosissimum var. flavum | Polemonium filicinum Greene | POFI5 |
| Polemonium foliosissimum var. flavum | Polemonium flavum Greene | POFL7 |
| Polemonium foliosissimum var. foliosissimum | Polemonium foliosissimum Gray ssp. robustum (Rydb.) Brand | POFOR |
| Polemonium foliosissimum var. foliosissimum | Polemonium foliosissimum Gray ssp. verum Wherry | POFOV |
| Polemonium micranthum | Polemoniella micrantha (Benth.) Heller | POMI12 |
| Polemonium occidentale ssp. lacustre | Polemonium occidentale Greene var. lacustre (Wherry) Lakela | POOCL2 |
| Polemonium occidentale ssp. occidentale | Polemonium caeruleum L. ssp. amygdalium (Wherry) Munz | POCAA4 |
| Polemonium occidentale ssp. occidentale | Polemonium caeruleum L. ssp. occidentale (Greene) J.F. Davids. | POCAO |
| Polemonium occidentale ssp. occidentale | Polemonium caeruleum L. var. pterospermum Benth. | POCAP |
| Polemonium occidentale ssp. occidentale | Polemonium helleri Brand | POHE12 |
| Polemonium occidentale ssp. occidentale | Polemonium intermedium (Brand) Rydb. | POIN13 |
| Polemonium occidentale ssp. occidentale | Polemonium occidentale Greene ssp. amygdalium Wherry | POOCA |
| Polemonium occidentale ssp. occidentale | Polemonium occidentale Greene ssp. typicum Wherry | POOCT |
| Polemonium pauciflorum ssp. hinckleyi | Polemonium hinckleyi Standl. | POHI10 |
| Polemonium pauciflorum ssp. pauciflorum | Polemonium pauciflorum S. Wats. ssp. typicum Wherry | POPAT |
| Polemonium pulcherrimum | Polemonium pulcherrimum Hook. var. pulcherrimum Hook. [superfluous autonym] | POPUP8 |
| Polemonium pulcherrimum ssp. delicatum | Polemonium delicatum Rydb. | PODE4 |
| Polemonium pulcherrimum ssp. delicatum | Polemonium delicatum Rydb. ssp. scopulinum (Greene) Wherry | PODES2 |
| Polemonium pulcherrimum ssp. delicatum | Polemonium delicatum Rydb. ssp. typicum Wherry | PODET |
| Polemonium pulcherrimum ssp. delicatum | Polemonium pulcherrimum Hook. var. delicatum (Rydb.) Cronq. | POPUD2 |
| Polemonium pulcherrimum ssp. lindleyi | Polemonium fasciculatum Eastw. | POFA3 |
| Polemonium pulcherrimum ssp. lindleyi | Polemonium humile Lindl. | POHU2 |
| Polemonium pulcherrimum ssp. lindleyi | Polemonium lindleyi Wherry | POLI6 |
| Polemonium pulcherrimum ssp. lindleyi | Polemonium pulcherrimum Hook. var. lindleyi (Wherry) J.P. Anders. | POPUL4 |
| Polemonium pulcherrimum ssp. pulcherrimum | Polemonium berryi Eastw. | POBE6 |
| Polemonium pulcherrimum ssp. pulcherrimum | Polemonium haydenii A. Nels. | POHA12 |
| Polemonium pulcherrimum ssp. pulcherrimum | Polemonium pilosum (Greenm.) G.N. Jones | POPI7 |
| Polemonium pulcherrimum ssp. pulcherrimum | Polemonium pulcherrimum Hook. var. pilosum (Greenm.) J.F. Davids. | POPUP2 |
| Polemonium pulcherrimum ssp. pulcherrimum | Polemonium shastense Baker ex Eastw. | POSH2 |
| Polemonium vanbruntiae | Polemonium caeruleum L. ssp. vanbruntiae (Britt.) J.F. Davids. | POCAV4 |
| Polemonium viscosum | Polemonium viscosum Nutt. ssp. genuinum Wherry | POVIG |
| Polemonium viscosum | Polemonium viscosum Nutt. ssp. lemmonii (Brand) Wherry | POVIL |
| prairie phlox | Phlox andicola E. Nels. | PHAN4 |
| prairie phlox | Phlox andicola E. Nels. ssp. andicola | PHANA |
| prairie phlox | Phlox andicola E. Nels. ssp. parvula Wherry | PHANP2 |
| prickly phlox | Phlox pungens Dorn | PHPU12 |
| pricklyphlox | Leptodactylon Hook. & Arn. | LEPTO2 |
| prostrate mountain phlox | Phlox austromontana Coville ssp. prostrata (E. Nels.) Wherry | PHAUP |
| prostrate pincushionplant | Navarretia prostrata (Gray) Greene | NAPR2 |
| puffcalyx gilia | Gilia aliquanta A.& V. Grant | GIAL |
| puffcalyx gilia | Gilia aliquanta A.& V. Grant ssp. aliquanta | GIALA |
| puffcalyx gilia | Gilia aliquanta A.& V. Grant ssp. breviloba A.& V. Grant | GIALB |
| purple false gilyflower | Allophyllum divaricatum (Nutt.) A.& V. Grant | ALDI4 |
| purplespot gilia | Gilia clivorum (Jepson) V. Grant | GICL |
| pygmy linanthus | Leptosiphon pygmaeus (Brand) J.M. Porter & L.A. Johnson | LEPY4 |
| pygmy linanthus | Leptosiphon pygmaeus (Brand) J.M. Porter & L.A. Johnson ssp. continentalis (Raven) J.M. Porter & L.A. Johnson | LEPYC |
| pygmy linanthus | Leptosiphon pygmaeus (Brand) J.M. Porter & L.A. Johnson ssp. pygmaeus | LEPYP |
| Rabbit Valley gilia | Aliciella caespitosa (Gray) J.M. Porter | ALCA23 |
| Rattan's linanthus | Leptosiphon rattanii (Gray) J.M. Porter & L.A. Johnson | LERA15 |
| Richardson's phlox | Phlox richardsonii Hook. | PHRI4 |
| Richardson's phlox | Phlox richardsonii Hook. ssp. richardsonii | PHRIR |
| Rio Grande gilia | Giliastrum ludens (Shinners) J.M. Porter | GILU3 |
| Rio Grande phlox | Phlox glabriflora (Brand) Whitehouse | PHGL5 |
| Rio Grande phlox | Phlox glabriflora (Brand) Whitehouse ssp. glabriflora | PHGLG3 |
| Rio Grande phlox | Phlox glabriflora (Brand) Whitehouse ssp. littoralis (Cory) Wherry | PHGLL |
| Ripley's gilia | Aliciella ripleyi (Barneby) J.M. Porter | ALRI3 |
| rock gilia | Gilia scopulorum M.E. Jones | GISC |
| Rocky Mountain Jacob's-ladder | Polemonium confertum Gray | POCO26 |
| Rocky Mountain phlox | Phlox multiflora A. Nels. ssp. depressa (E. Nels.) Wherry | PHMUD |
| Rocky Mountain phlox | Phlox multiflora A. Nels. ssp. patula (A. Nels.) Wherry | PHMUP |
| rose linanthus | Leptosiphon rosaceus R. Battaglia | LERO7 |
| rosy gilia | Gilia sinuata Dougl. ex Benth. | GISI |
| rosy ipomopsis | Ipomopsis roseata (Rydb.) V. Grant | IPRO |
| royal Jacob's-ladder | Polemonium carneum Gray | POCA4 |
| sagebrush phlox | Phlox aculeata A. Nels. | PHAC2 |
| saline phlox | Phlox kelseyi Britt. ssp. salina (M.E. Jones) Wherry | PHKES |
| salt gilia | Gilia salticola Eastw. | GISA |
| Saltugilia australis | Gilia australis (Mason & A. Grant) V.& A. Grant | GIAU |
| Saltugilia australis | Gilia splendens Dougl. ex Mason & A. Grant ssp. australis Mason & A. Grant | GISPA |
| Saltugilia caruifolia | Gilia caruifolia Abrams | GICA6 |
| Saltugilia grinnellii ssp. grantii | Gilia splendens auct. non Dougl. ex Mason & A. Grant [misapplied] | GISP2 |
| Saltugilia grinnellii ssp. grantii | Gilia splendens Dougl. ex Mason & A. Grant ssp. grantii (Brand) V.& A. Grant | GISPG |
| Saltugilia grinnellii ssp. grantii | Gilia splendens Dougl. ex Mason & A. Grant ssp. grinnellii (Brand) Mason & A. Grant p.p. | GISPG2 |
| Saltugilia grinnellii ssp. grantii | Gilia splendens Dougl. ex Mason & A. Grant ssp. splendens Dougl. ex Mason & A. Grant [superfluous autonym] | GISPS |
| Saltugilia grinnellii ssp. grantii | Gilia tenuiflora Benth. var. altissima Parish | GITEA3 |
| Saltugilia grinnellii ssp. grantii | Gilia tenuiflora sensu Lindl., non Benth. | GITE6 |
| San Anselmo navarretia | Navarretia rosulata Brand | NARO2 |
| San Bernardino Mountain gilia | Linanthus maculatus (Parish) Milliken | LIMA2 |
| San Gabriel linanthus | Linanthus concinnus Milliken | LICO2 |
| San Jacinto prickly phlox | Linanthus jaegeri (Munz) J.M. Porter & L.A. Johnson | LIJA2 |
| San Juan gilia | Aliciella haydenii (Gray) J.M. Porter | ALHA6 |
| San Luis Mountain ipomopsis | Ipomopsis pinnata (Cav.) V. Grant | IPPI |
| sand gilia | Aliciella leptomeria (Gray) J.M. Porter | ALLE7 |
| sandblossoms | Linanthus parryae (Gray) Greene | LIPA4 |
| sanddune ipomopsis | Ipomopsis gunnisonii (Torr. & Gray) V. Grant | IPGU |
| sanddune linanthus | Linanthus arenicola (M.E. Jones) Jepson & V. Bailey | LIAR2 |
| Santa Catalina Mountain phlox | Phlox tenuifolia E. Nels. | PHTE6 |
| Santa Fe phlox | Phlox nana Nutt. | PHNA2 |
| Santa Rosa Mountains linanthus | Leptosiphon floribundum (Gray) J.M. Porter & L.A. Johnson ssp. hallii (Jepson) J.M. Porter & L.A. Johnson | LEFLH2 |
| sapphire woollystar | Eriastrum sapphirinum (Eastw.) Mason | ERSA |
| sapphire woollystar | Eriastrum sapphirinum (Eastw.) Mason ssp. dasyanthum (Brand) Mason | ERSAD |
| sapphire woollystar | Eriastrum sapphirinum (Eastw.) Mason ssp. sapphirinum | ERSAS |
| scarlet gilia | Ipomopsis aggregata (Pursh) V. Grant | IPAG |
| scarlet gilia | Ipomopsis aggregata (Pursh) V. Grant ssp. aggregata | IPAGA3 |
| scarlet gilia | Ipomopsis aggregata (Pursh) V. Grant ssp. attenuata (Gray) V.& A. Grant | IPAGA2 |
| scarlet gilia | Ipomopsis aggregata (Pursh) V. Grant ssp. bridgesii (Gray) V.& A. Grant | IPAGB |
| scarlet gilia | Ipomopsis aggregata (Pursh) V. Grant ssp. candida (Rydb.) V.& A. Grant | IPAGC |
| scarlet gilia | Ipomopsis aggregata (Pursh) V. Grant ssp. collina (Greene) Wilken & Allred | IPAGC2 |
| scarlet gilia | Ipomopsis aggregata (Pursh) V. Grant ssp. formosissima (Greene) Wherry | IPAGF |
| scarlet gilia | Ipomopsis aggregata (Pursh) V. Grant ssp. weberi V. Grant & Wilken | IPAGW |
| Schott's calico | Loeseliastrum schottii (Torr.) Timbrook | LOSC6 |
| scrub gilia | Gilia malior Day & V. Grant | GIMA |
| serpentine collomia | Collomia diversifolia Greene | CODI2 |
| serpentine linanthus | Leptosiphon ambiguus (Rattan) J.M. Porter & L.A. Johnson | LEAM13 |
| Sherman Hoyt woolstar | Eriastrum pluriflorum (Heller) Mason ssp. sherman-hoytae (Craig) Mason | ERPLS |
| showy gilia | Gilia cana (M.E. Jones) Heller | GICA3 |
| showy gilia | Gilia cana (M.E. Jones) Heller ssp. bernardina A.& V. Grant | GICAB |
| showy gilia | Gilia cana (M.E. Jones) Heller ssp. cana | GICAC2 |
| showy gilia | Gilia cana (M.E. Jones) Heller ssp. speciformis A.& V. Grant | GICAS |
| showy gilia | Gilia cana (M.E. Jones) Heller ssp. speciosa (Jepson) A.& V. Grant | GICAS2 |
| showy gilia | Gilia cana (M.E. Jones) Heller ssp. triceps (Brand) A.& V. Grant | GICAT |
| showy phlox | Phlox speciosa Pursh | PHSP |
| showy phlox | Phlox speciosa Pursh ssp. lanceolata (E. Nels.) Wherry | PHSPL |
| showy phlox | Phlox speciosa Pursh ssp. lignosa Brand | PHSPL2 |
| showy phlox | Phlox speciosa Pursh ssp. nitida (Suksdorf) Wherry | PHSPN2 |
| showy phlox | Phlox speciosa Pursh ssp. occidentalis (Dur. ex Torr.) Wherry | PHSPO |
| showy phlox | Phlox speciosa Pursh ssp. speciosa | PHSPS |
| shy gilia | Gilia inconspicua (Sm.) Sweet | GIIN2 |
| Siberian phlox | Phlox sibirica L. | PHSI |
| Sierra linanthus | Leptosiphon pachyphyllus (Patterson) J.M. Porter & L.A. Johnson | LEPA50 |
| Sierra Nevada linanthus | Leptosiphon oblanceolatus (Brand) J.M. Porter & L.A. Johnson | LEOB14 |
| skunkbush | Navarretia squarrosa (Eschsch.) Hook. & Arn. | NASQ |
| skypilot | Polemonium eximium Greene | POEX |
| slender phlox | Microsteris gracilis (Hook.) Greene | MIGR |
| slender phlox | Microsteris gracilis (Hook.) Greene var. gracilis | MIGRG4 |
| slender phlox | Microsteris gracilis (Hook.) Greene var. humilior (Hook.) Cronq. | MIGRH |
| slenderleaf skyrocket | Ipomopsis tenuifolia (Gray) V. Grant | IPTE3 |
| slendertube skyrocket | Ipomopsis tenuituba (Rydb.) V. Grant | IPTE4 |
| slendertube skyrocket | Ipomopsis tenuituba (Rydb.) V. Grant ssp. latiloba V. Grant & Wilken | IPTEL2 |
| slendertube skyrocket | Ipomopsis tenuituba (Rydb.) V. Grant ssp. tenuituba | IPTET2 |
| small-lobe navarretia | Navarretia hamata Greene ssp. parviloba Day | NAHAP |
| smallflower gymnosteris | Gymnosteris parvula Heller | GYPA2 |
| smooth phlox | Phlox glaberrima L. | PHGL4 |
| smooth phlox | Phlox glaberrima L. ssp. glaberrima | PHGLG2 |
| smooth phlox | Phlox glaberrima L. ssp. interior (Wherry) Wherry | PHGLI |
| smooth phlox | Phlox glaberrima L. ssp. triflora (Michx.) Wherry | PHGLT |
| smooth prickly phlox | Linanthus glabrum (Patterson & Yoder-Williams) J.M. Porter & L.A. Johnson | LIGL6 |
| Snake River phlox | Phlox colubrina Wherry & Constance | PHCO10 |
| soft phlox | Phlox mollis Wherry | PHMO6 |
| southern gilia | Saltugilia australis (Mason & A. Grant) L.A. Johnson | SAAU11 |
| southwestern gilia | Gilia austrooccidentalis (A.& V. Grant) A.& V. Grant | GIAU2 |
| spiked ipomopsis | Ipomopsis spicata (Nutt.) V. Grant | IPSP |
| spiked ipomopsis | Ipomopsis spicata (Nutt.) V. Grant ssp. capitata (Gray) V. Grant | IPSPC |
| spiked ipomopsis | Ipomopsis spicata (Nutt.) V. Grant ssp. robruthii Wilken & R.L. Hartman | IPSPR3 |
| spiked ipomopsis | Ipomopsis spicata (Nutt.) V. Grant ssp. spicata | IPSPS |
| spiked ipomopsis | Ipomopsis spicata (Nutt.) V. Grant ssp. tridactyla (Rydb.) Wilken & R.L. Hartman | IPSPT |
| spiny phlox | Phlox hoodii Richards. | PHHO |
| spiny phlox | Phlox hoodii Richards. ssp. hoodii | PHHOH |
| splitleaf gilia | Giliastrum incisum (Benth.) J.M. Porter | GIIN6 |
| spreading phlox | Phlox diffusa Benth. | PHDI3 |
| spreading phlox | Phlox diffusa Benth. ssp. diffusa | PHDID2 |
| spreading phlox | Phlox diffusa Benth. ssp. longistylis Wherry | PHDIL5 |
| spreading phlox | Phlox diffusa Benth. ssp. scleranthifolia (Rydb.) Wherry | PHDIS2 |
| spreading phlox | Phlox diffusa Benth. ssp. subcarinata Wherry | PHDIS |
| staining collomia | Collomia tinctoria Kellogg | COTI2 |
| standing-cypress | Ipomopsis rubra (L.) Wherry | IPRU2 |
| star gilia | Gilia stellata Heller | GIST |
| Stewart's gilia | Gilia stewartii I.M. Johnston | GIST3 |
| sticky false gilyflower | Allophyllum glutinosum (Benth.) A.& V. Grant | ALGL3 |
| sticky gilia | Aliciella pinnatifida (Nutt. ex Gray) J.M. Porter | ALPI2 |
| sticky phlox | Phlox viscida E. Nels. | PHVI3 |
| sticky pincushionplant | Navarretia viscidula Benth. | NAVI |
| sticky pincushionplant | Navarretia viscidula Benth. ssp. purpurea (Greene) Mason | NAVIP |
| sticky pincushionplant | Navarretia viscidula Benth. ssp. viscidula | NAVIV |
| sticky polemonium | Polemonium viscosum Nutt. | POVI |
| stiff phlox | Phlox rigida Benth. | PHRI5 |
| stiffpoint Jacob's-ladder | Polemonium cuspidatum Sieb. & Zucc. | POCU7 |
| stonecrop gilia | Aliciella sedifolia (Brandeg.) J.M. Porter | ALSE11 |
| streamside phlox | Phlox pilosa L. ssp. riparia Wherry | PHPIR |
| swordleaf phlox | Phlox buckleyi Wherry | PHBU |
| tall Jacob's-ladder | Polemonium acutiflorum Willd. ex Roemer & J.A. Schultes | POAC |
| talus collomia | Collomia larsenii (Gray) Payson | COLA8 |
| Tehachapi linanthus | Leptosiphon nudatus (Greene) J.M. Porter & L.A. Johnson | LENU7 |
| Tehachapi woollystar | Eriastrum pluriflorum (Heller) Mason | ERPL2 |
| Tehachapi woollystar | Eriastrum pluriflorum (Heller) Mason ssp. pluriflorum | ERPLP |
| Tehama pincushionplant | Navarretia heterandra Mason | NAHE |
| Texan phlox | Phlox nivalis Lodd. ex Sweet ssp. texensis Lundell | PHNIT |
| Tharp's phlox | Phlox drummondii Hook. ssp. tharpii (Whitehouse) Wherry | PHDRT |
| thickleaf phlox | Phlox carolina L. | PHCA19 |
| thickleaf phlox | Phlox carolina L. ssp. alta Wherry | PHCAA |
| thickleaf phlox | Phlox carolina L. ssp. angusta Wherry | PHCAA2 |
| thickleaf phlox | Phlox carolina L. ssp. carolina | PHCAC3 |
| thickleaf phlox | Phlox carolina L. ssp. turritella Wherry | PHCAT |
| thread linanthus | Leptosiphon filipes (Benth.) J.M. Porter & L.A. Johnson | LEFI14 |
| threadleaf phlox | Phlox mesoleuca Greene | PHME2 |
| threadstem pincushionplant | Navarretia filicaulis (Torr. ex Gray) Greene | NAFI |
| threeseed phlox | Phlox triovulata Thurb. ex Torr. | PHTR |
| tiny trumpet | Collomia linearis Nutt. | COLI2 |
| towering Jacob's-ladder | Polemonium foliosissimum Gray | POFO |
| towering Jacob's-ladder | Polemonium foliosissimum Gray var. foliosissimum | POFOF3 |
| towering Jacob's-ladder | Polemonium foliosissimum Gray var. molle (Greene) Anway | POFOM3 |
| Tracy's collomia | Collomia tracyi Mason | COTR |
| trailing phlox | Phlox nivalis Lodd. ex Sweet | PHNI |
| trailing phlox | Phlox nivalis Lodd. ex Sweet ssp. nivalis | PHNIN |
| transmontane gilia | Gilia transmontana (Mason & A. Grant) A.& V. Grant | GITR |
| true babystars | Leptosiphon bicolor Nutt. | LEBI8 |
| true babystars | Leptosiphon minimus (Mason) R. Battaglia | LEMI29 |
| trumpet | Collomia Nutt. | COLLO |
| tufted phlox | Phlox caespitosa Nutt. | PHCA7 |
| Tweedy's gila | Gilia tweedyi Rydb. | GITW |
| Uinta Basin gilia | Aliciella stenothyrsa (Gray) J.M. Porter | ALST12 |
| Vanbrunt's polemonium | Polemonium vanbruntiae Britt. | POVA5 |
| variable linanthus | Leptosiphon parviflorus (Benth.) J.M. Porter & L.A. Johnson | LEPA51 |
| variableleaf collomia | Collomia heterophylla Dougl. ex Hook. | COHE2 |
| variegated phlox | Phlox variabilis Brand | PHVA3 |
| variegated phlox | Phlox variabilis Brand ssp. nudata Wherry | PHVAN |
| variegated phlox | Phlox variabilis Brand ssp. variabilis | PHVAV |
| vernalpool pincushionplant | Navarretia fossalis Moran | NAFO |
| volcanic gilia | Gilia ochroleuca M.E. Jones | GIOC |
| volcanic gilia | Gilia ochroleuca M.E. Jones ssp. bizonata A.& V. Grant | GIOCB |
| volcanic gilia | Gilia ochroleuca M.E. Jones ssp. exilis (Gray) A.& V. Grant | GIOCE |
| volcanic gilia | Gilia ochroleuca M.E. Jones ssp. ochroleuca | GIOCO |
| volcanic gilia | Gilia ochroleuca M.E. Jones ssp. vivida (A.& V. Grant) A.& V. Grant | GIOCV |
| wand woollystar | Eriastrum virgatum (Benth.) Mason | ERVI2 |
| Washington Jacob's-ladder | Polemonium pectinatum Greene | POPE14 |
| Watson's prickly phlox | Linanthus watsonii (Gray) J.M. Porter & L.A. Johnson | LIWA4 |
| western polemonium | Polemonium occidentale Greene | POOC2 |
| western polemonium | Polemonium occidentale Greene ssp. lacustre Wherry | POOCL |
| western polemonium | Polemonium occidentale Greene ssp. occidentale | POOCO |
| whiskerbrush | Leptosiphon ciliatus (Benth.) Jepson | LECI18 |
| whiskerbrush | Leptosiphon ciliatus (Benth.) Jepson ssp. ciliatus | LECIC2 |
| whiskerbrush | Leptosiphon ciliatus (Benth.) Jepson ssp. neglectus (Greene) J.M. Porter & L.A. Johnson | LECIN |
| white false gilyflower | Allophyllum integrifolium (Brand) A.& V. Grant | ALIN3 |
| whiteflower ipomopsis | Ipomopsis longiflora (Torr.) V. Grant ssp. australis Fletcher & W.L. Wagner | IPLOA |
| whitehead navarretia | Navarretia leucocephala Benth. | NALE |
| whitehead navarretia | Navarretia leucocephala Benth. ssp. leucocephala | NALEL |
| whitemargin phlox | Phlox albomarginata M.E. Jones | PHAL8 |
| whitemargin phlox | Phlox albomarginata M.E. Jones ssp. albomarginata | PHALA3 |
| whitemargin phlox | Phlox albomarginata M.E. Jones ssp. diapensioides (Rydb.) Wherry | PHALD |
| wideflower phlox | Phlox latifolia Michx. | PHLA13 |
| Wilcox's phlox | Phlox drummondii Hook. ssp. wilcoxiana (Bogusch) Wherry | PHDRW |
| Wilcox's woollystar | Eriastrum wilcoxii (A. Nels.) Mason | ERWI |
| wild blue phlox | Phlox divaricata L. | PHDI5 |
| wild blue phlox | Phlox divaricata L. ssp. divaricata | PHDID3 |
| wild sweetwilliam | Phlox maculata L. | PHMA4 |
| wild sweetwilliam | Phlox maculata L. ssp. maculata | PHMAM |
| wild sweetwilliam | Phlox maculata L. ssp. pyramidalis (Sm.) Wherry | PHMAP3 |
| Willamette navarretia | Navarretia willamettensis S.C. Spencer | NAWI |
| Woodhouse's phlox | Phlox speciosa Pursh ssp. woodhousei (Torr. ex Gray) Wherry | PHSPW |
| woollystar | Eriastrum Woot. & Standl. | ERIAS |
| Yager's woollystar | Eriastrum eremicum (Jepson) Mason ssp. yageri (M.E. Jones) Mason | ERERY |
| yellow gilia | Linanthus filiformis (Parry ex Gray) J.M. Porter & L.A. Johnson | LIFI3 |
| yellow Jacob's-ladder | Polemonium foliosissimum Gray var. flavum (Greene) Anway | POFOF2 |
| yellow woollystar | Eriastrum luteum (Benth.) Mason | ERLU3 |
| Yreka phlox | Phlox hirsuta E. Nels. | PHHI7 |
| Zion phlox | Phlox jonesii Wherry | PHJO |