| Common Name | Scientific Name | Code |
| n/a | Cyclamen hederifolium L. | CYHE5 |
| n/a | Lysimachia ?commixta Fern. [terrestris ? thyrsiflora] | LYCO6 |
| n/a | Lysimachia ?producta (Gray) Fern. (pro sp.) [quadrifolia ? terrestris] | LYPR |
| n/a | Lysimachia ?radfordii Ahles [loomisii ? quadrifolia] | LYRA4 |
| n/a | Lysimachia remyi Hbd. ssp. caliginis (St. John) Marr | LYREC |
| n/a | Lysimachia remyi Hbd. ssp. subherbacea (St. John) Marr | LYRES |
| n/a | Primula baileyana Kingdon-Ward | PRBA3 |
| n/a | Primula matsumurae Petitm. [excluded] | PRMA13 |
| n/a | Primula pulverulenta Duthie | PRPU2 |
| Alaska dwarf-primrose | Douglasia ochotensis (Willd. ex Roemer & J.A. Schultes) Hult | DOOC |
| Alaskan douglasia | Douglasia alaskana (Coville & Standl. ex Hult?n) S. Kelso | DOAL2 |
| alpine primrose | Primula angustifolia Torr. | PRAN |
| alpine shootingstar | Dodecatheon alpinum (Gray) Greene | DOAL |
| alpine shootingstar | Dodecatheon alpinum (Gray) Greene ssp. alpinum | DOALA |
| alpine shootingstar | Dodecatheon alpinum (Gray) Greene ssp. majus H.J. Thompson | DOALM |
| American featherfoil | Hottonia inflata Ell. | HOIN |
| Anagallis arvensis ssp. foemina | Anagallis arvensis L. var. caerulea (Schreb.) Gren. & Godr. | ANARC |
| Anagallis arvensis ssp. foemina | Anagallis caerulea Schreb. | ANCA18 |
| Anagallis arvensis ssp. foemina | Anagallis foemina P. Mill. | ANFO2 |
| Anagallis minima | Centunculus minimus L. | CEMI |
| Anagallis monelli | Anagallis linifolia L. | ANLI6 |
| Anagallis pumila | Micropyxis pumila (Sw.) Duby | MIPU10 |
| Anderson's rockjasmine | Androsace chamaejasme Wulfen ssp. andersonii Hult | ANCHA |
| Androsace chamaejasme ssp. carinata | Androsace carinata Torr. | ANCA19 |
| Androsace chamaejasme ssp. carinata | Androsace chamaejasme Wulfen var. carinata (Torr.) R. Knuth | ANCHC3 |
| Androsace chamaejasme ssp. lehmanniana | Androsace chamaejasme Wulfen var. arctica R. Knuth | ANCHA2 |
| Androsace chamaejasme ssp. lehmanniana | Androsace lehmanniana Spreng. | ANLE2 |
| Androsace elongata ssp. acuta | Androsace acuta Greene | ANAC5 |
| Androsace occidentalis | Androsace arizonica (Gray) Derganc | ANAR15 |
| Androsace occidentalis | Androsace occidentalis Pursh var. arizonica (Gray) St. John | ANOCA |
| Androsace occidentalis | Androsace occidentalis Pursh var. simplex (Rydb.) St. John | ANOCS |
| Androsace septentrionalis ssp. glandulosa | Androsace glandulosa Woot. & Standl. | ANGL8 |
| Androsace septentrionalis ssp. glandulosa | Androsace septentrionalis L. var. glandulosa (Woot. & Standl.) St. John | ANSEG |
| Androsace septentrionalis ssp. puberulenta | Androsace puberulenta Rydb. | ANPU7 |
| Androsace septentrionalis ssp. puberulenta | Androsace septentrionalis L. var. puberulenta (Rydb.) R. Knuth | ANSEP |
| Androsace septentrionalis ssp. subulifera | Androsace diffusa Small | ANDI4 |
| Androsace septentrionalis ssp. subulifera | Androsace septentrionalis L. var. diffusa (Small) R. Knuth | ANSED |
| Androsace septentrionalis ssp. subulifera | Androsace septentrionalis L. var. subulifera Gray | ANSES |
| Androsace septentrionalis ssp. subumbellata | Androsace septentrionalis L. var. subumbellata A. Nels. | ANSES2 |
| anise primrose | Primula anisodora Balf. f. & G. Forrest | PRAN5 |
| arctic primrose | Primula eximia Greene | PREX2 |
| arctic starflower | Trientalis europaea L. | TREU |
| arctic starflower | Trientalis europaea L. ssp. arctica (Fisch. ex Hook.) Hult | TREUA |
| Bering dwarf-primrose | Douglasia beringensis S. Kelso | DOBE2 |
| birdeye primrose | Primula laurentiana Fern. | PRLA |
| bluedome primrose | Primula alcalina Cholewa & D. Henderson | PRAL6 |
| Bonneville shootingstar | Dodecatheon conjugens Greene | DOCO |
| Bonneville shootingstar | Dodecatheon conjugens Greene ssp. conjugens | DOCOC3 |
| Bonneville shootingstar | Dodecatheon conjugens Greene ssp. viscidum (Piper) H.J. Thompson | DOCOV2 |
| boreal primrose | Primula anvilensis S. Kelso | PRAN4 |
| broad-leaf yellow loosestrife | Lysimachia pendens Marr | LYPE3 |
| broadleaf starflower | Trientalis borealis Raf. ssp. latifolia (Hook.) Hult | TRBOL |
| brookweed | Samolus L. | SAMOL |
| California rockjasmine | Androsace elongata L. | ANEL2 |
| California rockjasmine | Androsace elongata L. ssp. acuta (Greene) G.T. Robbins | ANELA |
| Castle Trail yellow loosestrife | Lysimachia forbesii Rock | LYFO |
| cavedwelling primrose | Primula specuicola Rydb. | PRSP2 |
| chaffweed | Anagallis minima (L.) Krause | ANMI4 |
| Chiricahua Mountain brookweed | Samolus vagans Greene | SAVA2 |
| chukchi primrose | Primula tschuktschorum Kjellm. | PRTS |
| cliff dwarf-primrose | Douglasia laevigata Gray | DOLA |
| cliff dwarf-primrose | Douglasia laevigata Gray var. ciliolata Constance | DOLAC |
| cliff dwarf-primrose | Douglasia laevigata Gray var. laevigata | DOLAL |
| cowslip primrose | Primula veris L. | PRVE2 |
| creeping jenny | Lysimachia nummularia L. | LYNU |
| Cusick's primrose | Primula cusickiana (Gray) Gray | PRCU2 |
| Cusick's primrose | Primula cusickiana (Gray) Gray var. cusickiana | PRCUC2 |
| Cusick's shootingstar | Dodecatheon pulchellum (Raf.) Merr. ssp. cusickii (Greene) Calder & Taylor | DOPUC |
| cyclamen | Cyclamen L. | CYCLA3 |
| cyclamen | Cyclamen purpurascens Miller | CYPU9 |
| Cyclamen hederifolium | Cyclamen neapolitanum Ten. | CYNE4 |
| Cyclamen purpurascens | Cyclamen europaeum auct. | CYEU |
| darkthroat shootingstar | Dodecatheon pulchellum (Raf.) Merr. | DOPU |
| darkthroat shootingstar | Dodecatheon pulchellum (Raf.) Merr. ssp. macrocarpum (Gray) Taylor & MacBryde | DOPUM2 |
| darkthroat shootingstar | Dodecatheon pulchellum (Raf.) Merr. ssp. monanthum (Greene ex R. Knuth) H.J. Thompson ex Munz | DOPUM3 |
| darkthroat shootingstar | Dodecatheon pulchellum (Raf.) Merr. ssp. pulchellum | DOPUP2 |
| Dodecatheon clevelandii ssp. patulum | Dodecatheon patulum Greene | DOPA3 |
| Dodecatheon clevelandii ssp. patulum | Dodecatheon patulum Greene var. bernalinum Greene | DOPAB |
| Dodecatheon conjugens ssp. conjugens | Dodecatheon conjugens Greene ssp. leptophyllum (Suksdorf) Piper | DOCOL |
| Dodecatheon conjugens ssp. conjugens | Dodecatheon conjugens Greene var. beamishii Boivin | DOCOB2 |
| Dodecatheon conjugens ssp. conjugens | Dodecatheon cylindrocarpum Rydb. | DOCY |
| Dodecatheon conjugens ssp. viscidum | Dodecatheon conjugens Greene var. viscidum (Piper) Mason ex St. John | DOCOV |
| Dodecatheon conjugens ssp. viscidum | Dodecatheon viscidum Piper | DOVI2 |
| Dodecatheon dentatum ssp. ellisiae | Dodecatheon ellisiae Standl. | DOEL2 |
| Dodecatheon dentatum ssp. utahense | Dodecatheon dentatum Hook. var. utahense N. Holmgren | DODEU2 |
| Dodecatheon frenchii | Dodecatheon meadia L. ssp. membranaceum R. Knuth | DOMEM2 |
| Dodecatheon frenchii | Dodecatheon meadia L. var. frenchii Vasey | DOMEF |
| Dodecatheon hendersonii ssp. cruciatum | Dodecatheon hendersonii Gray var. cruciatum Greene | DOHEC2 |
| Dodecatheon hendersonii ssp. hansenii | Dodecatheon hansenii (Greene) H.J. Thompson | DOHA |
| Dodecatheon hendersonii ssp. hansenii | Dodecatheon hendersonii Gray var. hansenii Greene | DOHEH2 |
| Dodecatheon jeffreyi ssp. jeffreyi | Dodecatheon jeffreyi Van Houtte var. viviparum (Greene) Abrams | DOJEV |
| Dodecatheon meadia ssp. brachycarpum | Dodecatheon brachycarpum Small | DOBR |
| Dodecatheon meadia ssp. brachycarpum | Dodecatheon meadia L. var. brachycarpum (Small) Fassett | DOMEB |
| Dodecatheon meadia ssp. meadia | Dodecatheon hugeri Small | DOHU |
| Dodecatheon meadia ssp. meadia | Dodecatheon meadia L. var. obesum Fassett | DOMEO |
| Dodecatheon meadia ssp. meadia | Dodecatheon meadia L. var. standfieldii (Small) Fassett | DOMES2 |
| Dodecatheon pulchellum ssp. cusickii | Dodecatheon cusickii Greene | DOCU2 |
| Dodecatheon pulchellum ssp. cusickii | Dodecatheon cusickii Greene var. album Suksdorf | DOCUA |
| Dodecatheon pulchellum ssp. cusickii | Dodecatheon pauciflorum Greene var. cusickii (Greene) Mason ex St. John | DOPAC2 |
| Dodecatheon pulchellum ssp. cusickii | Dodecatheon puberulum (Nutt.) Piper | DOPU4 |
| Dodecatheon pulchellum ssp. cusickii | Dodecatheon pulchellum (Raf.) Merr. var. album (Suksdorf) Boivin | DOPUA2 |
| Dodecatheon pulchellum ssp. cusickii | Dodecatheon pulchellum (Raf.) Merr. var. cusickii (Greene) Reveal | DOPUC2 |
| Dodecatheon pulchellum ssp. macrocarpum | Dodecatheon pauciflorum Greene var. alaskanum (Hult?n) C.L. Hitchc. | DOPAA2 |
| Dodecatheon pulchellum ssp. macrocarpum | Dodecatheon pulchellum (Raf.) Merr. ssp. alaskanum (Hult?n) Hult | DOPUA |
| Dodecatheon pulchellum ssp. macrocarpum | Dodecatheon pulchellum (Raf.) Merr. ssp. superbum (Pennell & Stair) Hult | DOPUS |
| Dodecatheon pulchellum ssp. macrocarpum | Dodecatheon pulchellum (Raf.) Merr. var. alaskanum (Hult?n) Reveal | DOPUA3 |
| Dodecatheon pulchellum ssp. monanthum | Dodecatheon pauciflorum Greene var. monanthum Greene ex R. Knuth | DOPAM2 |
| Dodecatheon pulchellum ssp. monanthum | Dodecatheon pulchellum (Raf.) Merr. var. monanthum (Greene ex R. Knuth) Boivin | DOPUM |
| Dodecatheon pulchellum ssp. monanthum | Dodecatheon radicatum Greene ssp. monanthum (Greene ex R. Knuth) H.J. Thompson | DORAM |
| Dodecatheon pulchellum ssp. pulchellum | Dodecatheon pauciflorum Greene | DOPA |
| Dodecatheon pulchellum ssp. pulchellum | Dodecatheon pauciflorum Greene var. salinum (A. Nels.) R. Knuth | DOPAS |
| Dodecatheon pulchellum ssp. pulchellum | Dodecatheon pauciflorum Greene var. watsonii (Tidestrom) C.L. Hitchc. | DOPAW2 |
| Dodecatheon pulchellum ssp. pulchellum | Dodecatheon pulchellum (Raf.) Merr. ssp. pauciflorum (Greene) Hult | DOPUP |
| Dodecatheon pulchellum ssp. pulchellum | Dodecatheon pulchellum (Raf.) Merr. var. watsonii (Tidestrom) Boivin | DOPUW |
| Dodecatheon pulchellum ssp. pulchellum | Dodecatheon pulchellum (Raf.) Merr. var. zionense (Eastw.) Welsh | DOPUZ |
| Dodecatheon pulchellum ssp. pulchellum | Dodecatheon radicatum Greene | DORA2 |
| Dodecatheon pulchellum ssp. pulchellum | Dodecatheon radicatum Greene ssp. watsonii (Tidestrom) H.J. Thompson | DORAW |
| Dodecatheon pulchellum ssp. pulchellum | Dodecatheon salinum A. Nels. | DOSA2 |
| Dodecatheon pulchellum ssp. pulchellum | Dodecatheon zionense Eastw. | DOZI |
| Dodecatheon redolens | Dodecatheon jeffreyi Van Houtte var. redolens Hall | DOJER |
| Dodecatheon subalpinum | Dodecatheon hendersonii Gray var. yosemitanum Mason | DOHEY |
| Douglasia alaskana | Androsace alaskana Coville & Standl. ex Hult | ANAL2 |
| Douglasia alaskana | Androsace alaskana Coville & Standl. ex Hult?n var. reediae Welsh & Goodrich | ANALR |
| Douglasia arctica | Douglasia ochotensis (Willd. ex Roemer & J.A. Schultes) Hult?n ssp. arctica (Hook.) A.& D. L?ve | DOOCA |
| Douglasia gormanii | Douglasia arctica Hook. var. gormanii (Constance) Boivin | DOARG |
| Douglasia gormanii | Douglasia ochotensis (Willd. ex Roemer & J.A. Schultes) Hult?n ssp. gormanii (Constance) A.& D. L?ve | DOOCG |
| Douglasia laevigata var. ciliolata | Douglasia laevigata Gray ssp. ciliolata (Constance) Calder & Taylor | DOLAC2 |
| Douglasia montana | Douglasia biflora A. Nels. | DOBI2 |
| Douglasia montana | Douglasia montana Gray var. biflora (A. Nels.) R. Knuth | DOMOB |
| Douglasia montana | Gregoria montana (Gray) House | GRMO2 |
| Douglasia nivalis var. dentata | Douglasia dentata S. Wats. | DODE3 |
| dwarf-primrose | Douglasia Lindl. | DOUGL |
| earth loosestrife | Lysimachia terrestris (L.) B.S.P. | LYTE2 |
| elatior hybrid primroses | Primula ?polyantha P. Mill. (pro sp.) [veris ? vulgaris] | PRPO2 |
| Ellis's shootingstar | Dodecatheon dentatum Hook. ssp. ellisiae (Standl.) H.J. Thompson | DODEE |
| filiform rockjasmine | Androsace filiformis Retz. | ANFI |
| flaxleaf pimpernel | Anagallis monelli L. | ANMO2 |
| Florida pimpernel | Anagallis pumila Sw. | ANPU4 |
| florist's cyclamen | Cyclamen persicum Miller | CYPE10 |
| fourflower yellow loosestrife | Lysimachia quadriflora Sims | LYQU |
| Fraser's yellow loosestrife | Lysimachia fraseri Duby | LYFR2 |
| French's shootingstar | Dodecatheon frenchii (Vasey) Rydb. | DOFR2 |
| fringed loosestrife | Lysimachia ciliata L. | LYCI |
| garden yellow loosestrife | Lysimachia vulgaris L. | LYVU |
| Glaux maritima | Glaux maritima L. ssp. obtusifolia (Fern.) Boivin | GLMAO2 |
| Glaux maritima | Glaux maritima L. var. angustifolia Boivin | GLMAA2 |
| Glaux maritima | Glaux maritima L. var. macrophylla Boivin | GLMAM2 |
| Glaux maritima | Glaux maritima L. var. obtusifolia Fern. | GLMAO |
| gooseneck yellow loosestrife | Lysimachia clethroides Duby | LYCL2 |
| Gorman's dwarf-primrose | Douglasia gormanii Constance | DOGO |
| grassleaf yellow loosestrife | Lysimachia graminea (Greene) Hand.-Maz. | LYGR2 |
| greater rockjasmine | Androsace maxima L. | ANMA14 |
| Greenland primrose | Primula egaliksensis Wormsk. ex Hornem. | PREG |
| Haupu Range yellow loosestrife | Lysimachia haupuensis St. John | LYHA6 |
| hottonia | Hottonia L. | HOTTO |
| House Range primrose | Primula cusickiana (Gray) Gray var. domensis (Kass & Welsh) N. Holmgren & S. Kelso | PRCUD |
| Idaho dwarf-primrose | Douglasia idahoensis D. Henderson | DOID |
| Japanese primrose | Primula japonica Gray | PRJA2 |
| Japanese yellow loosestrife | Lysimachia japonica Thunb. | LYJA2 |
| jeweled shootingstar | Dodecatheon amethystinum (Fassett) Fassett | DOAM |
| Kahili Ridge yellow loosestrife | Lysimachia kahiliensis St. John | LYKA2 |
| Kauai yellow loosestrife | Lysimachia kalalauensis Skottsberg | LYKA |
| Kokee yellow loosestrife | Lysimachia glutinosa Rock | LYGL |
| lanceleaf loosestrife | Lysimachia lanceolata Walt. | LYLA |
| large yellow loosestrife | Lysimachia punctata L. | LYPU2 |
| Lehmann's rockjasmine | Androsace chamaejasme Wulfen ssp. lehmanniana (Spreng.) Hult | ANCHL |
| lehua makanoe | Lysimachia daphnoides (Gray) Hbd. | LYDA |
| limewater brookweed | Samolus ebracteatus Kunth | SAEB2 |
| limewater brookweed | Samolus ebracteatus Kunth ssp. alyssoides (Heller) R. Knuth | SAEBA |
| limewater brookweed | Samolus ebracteatus Kunth ssp. cuneatus (Small) R. Knuth | SAEBC |
| limewater brookweed | Samolus ebracteatus Kunth ssp. ebracteatus | SAEBE |
| Loomis's yellow loosestrife | Lysimachia loomisii Torr. | LYLO |
| loosestrife | Lysimachia remyi Hbd. ssp. kipahuluensis (St. John) Marr | LYREK |
| loosestrife | Lysimachia verticillata Bieb. | LYVE8 |
| lowland yellow loosestrife | Lysimachia hybrida Michx. | LYHY |
| Lysimachia ciliata | Steironema ciliatum (L.) Baudo | STCI8 |
| Lysimachia ciliata | Steironema pumilum Greene | STPU5 |
| Lysimachia daphnoides | Lysimachia longa St. John | LYLO4 |
| Lysimachia filifolia | Lysimachia funkiae St. John | LYFU5 |
| Lysimachia filifolia | Lysimachia waiaholeensis St. John | LYWA2 |
| Lysimachia forbesii | Lysimachiopsis forbesii (Rock) O.& I. Deg. | LYFO2 |
| Lysimachia glutinosa | Lysimachia fayi St. John | LYFA2 |
| Lysimachia glutinosa | Lysimachia olokeleensis St. John | LYOL |
| Lysimachia graminea | Steironema gramineum Greene | STGR10 |
| Lysimachia hillebrandii | Lysimachia macdanielsii St. John | LYMA8 |
| Lysimachia hillebrandii | Lysimachia mannii St. John | LYMA9 |
| Lysimachia hillebrandii | Lysimachia ovata (Heller) St. John | LYOV2 |
| Lysimachia hillebrandii | Lysimachia rubrimaculata St. John | LYRU4 |
| Lysimachia hillebrandii | Lysimachia russii St. John | LYRU6 |
| Lysimachia hillebrandii | Lysimachia stenophylla St. John | LYST2 |
| Lysimachia hillebrandii | Lysimachia waiehuensis St. John | LYWA4 |
| Lysimachia hillebrandii | Lysimachia websteri St. John | LYWE |
| Lysimachia hybrida | Lysimachia ciliata L. var. validula (Greene ex Woot. & Standl.) Kearney & Peebles | LYCIV |
| Lysimachia hybrida | Lysimachia lanceolata Walt. ssp. hybrida (Michx.) J.D. Ray | LYLAH |
| Lysimachia hybrida | Lysimachia lanceolata Walt. var. hybrida (Michx.) Gray | LYLAH2 |
| Lysimachia hybrida | Steironema hybridum (Michx.) Raf. ex B.D. Jackson | STHY7 |
| Lysimachia hybrida | Steironema laevigatum T.J. Howell | STLA12 |
| Lysimachia hybrida | Steironema lanceolatum (Walt.) Gray var. hybridum (Michx.) Gray | STLAH |
| Lysimachia kalalauensis | Lysimachia hanapepeensis St. John | LYHA4 |
| Lysimachia kalalauensis | Lysimachia hillebrandii Hook. f. ex Gray var. helleri R. Knuth | LYHIH |
| Lysimachia kalalauensis | Lysimachiopsis helleri (R. Knuth) O.& I. Deg. | LYHE2 |
| Lysimachia lanceolata | Lysimachia lanceolata Walt. var. angustifolia (Lam.) Gray | LYLAA |
| Lysimachia lanceolata | Steironema heterophyllum (Michx.) Baudo | STHE7 |
| Lysimachia lanceolata | Steironema lanceolatum (Walt.) Gray | STLA13 |
| Lysimachia maxima | Lysimachia hillebrandii Hook. f. ex Gray var. maxima R. Knuth | LYHIM |
| Lysimachia maxima | Lysimachia ternifolia St. John | LYTE6 |
| Lysimachia punctata | Lysimachia punctata L. var. verticillata (Bieb.) Klatt | LYPUV |
| Lysimachia quadriflora | Lysimachia longifolia Pursh | LYLO3 |
| Lysimachia quadriflora | Steironema quadriflorum (Sims) A.S. Hitchc. | STQU |
| Lysimachia radicans | Nummularia radicans (Hook.) Kuntze | NURA |
| Lysimachia radicans | Steironema radicans (Hook.) Gray | STRA |
| Lysimachia remyi ssp. caliginis | Lysimachia kukuiensis St. John | LYKU |
| Lysimachia remyi ssp. caliginis | Lysimachia pentophylla St. John | LYPE4 |
| Lysimachia remyi ssp. kipahuluensis | Lysimachia angusta St. John | LYAN5 |
| Lysimachia remyi ssp. kipahuluensis | Lysimachia arta St. John | LYAR5 |
| Lysimachia remyi ssp. kipahuluensis | Lysimachia furcata St. John | LYFU6 |
| Lysimachia remyi ssp. kipahuluensis | Lysimachia kipahuluensis St. John | LYKI2 |
| Lysimachia remyi ssp. remyi | Lysimachia ciliolata St. John | LYCI2 |
| Lysimachia remyi ssp. remyi | Lysimachia elliptica St. John | LYEL |
| Lysimachia remyi ssp. remyi | Lysimachia hillebrandii Hook. f. ex Gray var. angustifolia Gray | LYHIA |
| Lysimachia remyi ssp. remyi | Lysimachia lata St. John | LYLA9 |
| Lysimachia remyi ssp. remyi | Lysimachia occidentalis St. John | LYOC |
| Lysimachia remyi ssp. remyi | Lysimachia pedicellata St. John | LYPE2 |
| Lysimachia remyi ssp. remyi | Lysimachia pilosula St. John | LYPI4 |
| Lysimachia remyi ssp. remyi | Lysimachia scansoria St. John | LYSC |
| Lysimachia remyi ssp. remyi | Lysimachia stene St. John | LYST |
| Lysimachia remyi ssp. remyi | Lysimachiopsis angustifolia (Gray) O.& I. Deg. | LYAN7 |
| Lysimachia remyi ssp. subherbacea | Lysimachia attenuata St. John | LYAT2 |
| Lysimachia remyi ssp. subherbacea | Lysimachia fauriei St. John | LYFA |
| Lysimachia remyi ssp. subherbacea | Lysimachia hillebrandii Hook. f. ex Gray var. subherbacea Hbd. | LYHIS |
| Lysimachia remyi ssp. subherbacea | Lysimachia kalaupapaensis St. John | LYKA3 |
| Lysimachia remyi ssp. subherbacea | Lysimachia molokaiensis St. John | LYMO3 |
| Lysimachia remyi ssp. subherbacea | Lysimachia mucronata St. John | LYMU |
| Lysimachia remyi ssp. subherbacea | Lysimachia munroi St. John | LYMU2 |
| Lysimachia remyi ssp. subherbacea | Lysimachia rockii St. John | LYRO3 |
| Lysimachia remyi ssp. subherbacea | Lysimachia rufa St. John | LYRU5 |
| Lysimachia remyi ssp. subherbacea | Lysimachia subherbacea (Hbd.) St. John | LYSU3 |
| Lysimachia remyi ssp. subherbacea | Lysimachia waikoluensis St. John | LYWA5 |
| Lysimachia terrestris | Lysimachia terrestris (L.) B.S.P. var. ovata (Rand & Redf.) Fern. | LYTEO |
| Lysimachia thyrsiflora | Naumburgia thyrsiflora (L.) Duby | NATH |
| Lysimachia tonsa | Lysimachia tonsa (Wood) Wood ex Pax & R. Knuth var. simplex (Kearney) R. Knuth ex Engl. | LYTOS |
| Lysimachia tonsa | Steironema intermedium Kearney | STIN6 |
| Lysimachia tonsa | Steironema tonsum (Wood) Bickn. ex Britt. | STTO5 |
| Lysimachia venosa | Lysimachia hillebrandii Hook. f. ex Gray var. venosa Wawra | LYHIV |
| Lysimachia venosa | Lysimachiopsis venosa (Wawra) O.& I. Deg. | LYVE10 |
| Mackenzie River dwarf-primrose | Douglasia arctica Hook. | DOAR |
| Maguire's primrose | Primula cusickiana (Gray) Gray var. maguirei (L.O. Williams) N. Holmgren & S. Kelso | PRCUM |
| Manchurian yellow loosestrife | Lysimachia barystachys Bunge | LYBA3 |
| Maui yellow loosestrife | Lysimachia lydgatei Hbd. | LYLY |
| milkwort | Glaux L. | GLAUX |
| Mistassini primrose | Primula mistassinica Michx. | PRMI |
| mosquito bills | Dodecatheon hendersonii Gray | DOHE |
| mosquito bills | Dodecatheon hendersonii Gray ssp. cruciatum (Greene) H.J. Thompson | DOHEC |
| mosquito bills | Dodecatheon hendersonii Gray ssp. hansenii (Greene) Kartesz | DOHEH3 |
| mosquito bills | Dodecatheon hendersonii Gray ssp. hendersonii | DOHEH |
| mosquito bills | Dodecatheon hendersonii Gray ssp. parvifolium (R. Knuth) H.J. Thompson | DOHEP |
| Nevada primrose | Primula cusickiana (Gray) Gray var. nevadensis (N. Holmgren) N. Holmgren & S. Kelso | PRCUN |
| northern primrose | Primula borealis Duby | PRBO |
| oxlip | Primula elatior (L.) Hill | PREL3 |
| padre's shootingstar | Dodecatheon clevelandii Greene | DOCL |
| padre's shootingstar | Dodecatheon clevelandii Greene ssp. clevelandii | DOCLC |
| padre's shootingstar | Dodecatheon clevelandii Greene ssp. insulare H.J. Thompson | DOCLI |
| padre's shootingstar | Dodecatheon clevelandii Greene ssp. patulum (Greene) H.J. Thompson | DOCLP |
| padre's shootingstar | Dodecatheon clevelandii Greene ssp. sanctarum (Greene) Abrams | DOCLS |
| Parry's primrose | Primula parryi Gray | PRPA |
| Pelekunu Trail yellow loosestrife | Lysimachia maxima (R. Knuth) St. John | LYMA5 |
| pimpernel | Anagallis L. | ANAGA |
| poet's shootingstar | Dodecatheon poeticum Henderson | DOPO |
| poorman's weatherglass | Anagallis arvensis L. ssp. foemina (P. Mill.) Schinz & Thellung | ANARF |
| pride of Ohio | Dodecatheon meadia L. | DOME |
| pride of Ohio | Dodecatheon meadia L. ssp. brachycarpum (Small) R. Knuth | DOMEB2 |
| pride of Ohio | Dodecatheon meadia L. ssp. meadia | DOMEM3 |
| primrose | Primula L. | PRIMU |
| Primula borealis | Primula ajanensis E. Busch | PRAJ |
| Primula borealis | Primula borealis Duby var. ajanensis (E. Busch) Hult | PRBOA |
| Primula borealis | Primula chamissonis E. Busch | PRCH |
| Primula borealis | Primula kawasimae Hara | PRKA5 |
| Primula borealis | Primula parviflora (Jacq. ex Duby) Kuntze | PRPA7 |
| Primula borealis | Primula tenuis Small | PRTE2 |
| Primula cuneifolia ssp. saxifragifolia | Primula cuneifolia Ledeb. var. saxifragifolia (Lehm.) Pax & R. Knuth | PRCUS2 |
| Primula cusickiana var. cusickiana | Primula brodheadiae M.E. Jones | PRBR2 |
| Primula cusickiana var. domensis | Primula domensis Kass & Welsh | PRDO3 |
| Primula cusickiana var. maguirei | Primula maguirei L.O. Williams | PRMA7 |
| Primula cusickiana var. nevadensis | Primula nevadensis N. Holmgren | PRNE |
| Primula egaliksensis | Primula groenlandica (Warming) W.W. Sm. & G. Forrest | PRGR3 |
| Primula eximia | Primula tschuktschorum Kjellm. ssp. arctica (Koidzumi) A.& D. L?ve | PRTSA2 |
| Primula eximia | Primula tschuktschorum Kjellm. ssp. cairnesiana Porsild | PRTSC |
| Primula eximia | Primula tschuktschorum Kjellm. ssp. eximia (Greene) Porsild | PRTSE |
| Primula eximia | Primula tschuktschorum Kjellm. var. arctica (Koidzumi) Fern. | PRTSA |
| Primula laurentiana | Primula farinosa auct. non L. [misapplied] | PRFA3 |
| Primula laurentiana | Primula farinosa L. var. macropoda Fern. | PRFAM |
| Primula laurentiana | Primula mistassinica Michx. var. macropoda (Fern.) Boivin | PRMIM |
| Primula mistassinica | Primula intercedens Fern. | PRIN6 |
| Primula mistassinica | Primula mistassinica Michx. var. intercedens (Fern.) Boivin | PRMII |
| Primula mistassinica | Primula mistassinica Michx. var. noveboracensis Fern. | PRMIN |
| Primula nutans | Primula clusiana auct. non Tausch [misapplied] | PRCL |
| Primula nutans | Primula sibirica Jacq. | PRSI |
| Primula rusbyi | Primula ellisiae Pollard & Cockerell | PREL2 |
| Primula specuicola | Primula hunnewellii Fern. | PRHU |
| Primula tschuktschorum | Primula tschuktschorum Kjellm. ssp. beringensis (Porsild) Yurtsev & Kozh. | PRTSB |
| Primula tschuktschorum | Primula tschuktschorum Kjellm. var. beringensis Porsild | PRTSB2 |
| puahekili | Lysimachia hillebrandii Hook. f. ex Gray | LYHI |
| pygmyflower rockjasmine | Androsace septentrionalis L. | ANSE4 |
| pygmyflower rockjasmine | Androsace septentrionalis L. ssp. glandulosa (Woot. & Standl.) G.T. Robbins | ANSEG2 |
| pygmyflower rockjasmine | Androsace septentrionalis L. ssp. puberulenta (Rydb.) G.T. Robbins | ANSEP2 |
| pygmyflower rockjasmine | Androsace septentrionalis L. ssp. septentrionalis | ANSES3 |
| pygmyflower rockjasmine | Androsace septentrionalis L. ssp. subulifera (Gray) G.T. Robbins | ANSES4 |
| pygmyflower rockjasmine | Androsace septentrionalis L. ssp. subumbellata (A. Nels.) G.T. Robbins | ANSES5 |
| red-vein yellow loosestrife | Lysimachia lamiatilis St. John | LYLA8 |
| rockface yellow loosestrife | Lysimachia remyi Hbd. | LYRE2 |
| rockface yellow loosestrife | Lysimachia remyi Hbd. ssp. remyi | LYRER |
| rockjasmine | Androsace L. | ANDRO3 |
| Rocky Mountain dwarf-primrose | Douglasia montana Gray | DOMO |
| roughleaf yellow loosestrife | Lysimachia asperulifolia Poir. | LYAS2 |
| Ruby Mountain primrose | Primula capillaris N.& A. Holmgren | PRCA3 |
| Rusby's primrose | Primula rusbyi Greene | PRRU |
| Samolus ebracteatus ssp. alyssoides | Samolus alyssoides Heller | SAAL7 |
| Samolus ebracteatus ssp. alyssoides | Samolus ebracteatus Kunth var. alyssoides (Heller) Henrickson | SAEBA2 |
| Samolus ebracteatus ssp. cuneatus | Samolus cuneatus Small | SACU3 |
| Samolus ebracteatus ssp. cuneatus | Samolus ebracteatus Kunth var. cuneatus (Small) Henrickson | SAEBC2 |
| Samolus ebracteatus ssp. ebracteatus | Samodia ebracteata (Kunth) Baudo | SAEB3 |
| Samolus valerandi ssp. parviflorus | Samolus floribundus Kunth | SAFL10 |
| Samolus valerandi ssp. parviflorus | Samolus parviflorus Raf. | SAPA9 |
| scarlet pimpernel | Anagallis arvensis L. | ANAR |
| scarlet pimpernel | Anagallis arvensis L. ssp. arvensis | ANARA7 |
| scented shootingstar | Dodecatheon redolens (Hall) H.J. Thompson | DORE |
| sea milkwort | Glaux maritima L. | GLMA |
| seaside brookweed | Samolus valerandi L. | SAVA3 |
| seaside brookweed | Samolus valerandi L. ssp. parviflorus (Raf.) Hult | SAVAP |
| seaside brookweed | Samolus valerandi L. ssp. valerandi | SAVAV |
| shiny-leaf yellow loosestrife | Lysimachia scopulensis Marr | LYSC2 |
| shootingstar | Dodecatheon L. | DODEC |
| Siberian primrose | Primula nutans Georgi | PRNU |
| Sierra primrose | Primula suffrutescens Gray | PRSU |
| Sierra shootingstar | Dodecatheon subalpinum Eastw. | DOSU |
| Sierrra shootingstar | Dodecatheon jeffreyi Van Houtte | DOJE |
| Sierrra shootingstar | Dodecatheon jeffreyi Van Houtte ssp. jeffreyi | DOJEJ |
| Sierrra shootingstar | Dodecatheon jeffreyi Van Houtte ssp. pygmaeum (Hall) H.J. Thompson | DOJEP |
| silvery primrose | Primula incana M.E. Jones | PRIN |
| snow dwarf-primrose | Douglasia nivalis Lindl. | DONI |
| snow dwarf-primrose | Douglasia nivalis Lindl. var. dentata (S. Wats.) Gray | DONID |
| snow dwarf-primrose | Douglasia nivalis Lindl. var. nivalis | DONIN |
| southern yellow loosestrife | Lysimachia tonsa (Wood) Wood ex Pax & R. Knuth | LYTO2 |
| spoonleaf yellow loosestrife | Lysimachia mauritiana Lam. | LYMA4 |
| starflower | Trientalis borealis Raf. | TRBO2 |
| starflower | Trientalis borealis Raf. ssp. borealis | TRBOB |
| starflower | Trientalis L. | TRIEN |
| sweetflower rockjasmine | Androsace chamaejasme Wulfen | ANCH |
| sweetflower rockjasmine | Androsace chamaejasme Wulfen ssp. carinata (Torr.) Hult | ANCHC |
| trailing yellow loosestrife | Lysimachia radicans Hook. | LYRA3 |
| Trientalis borealis ssp. borealis | Trientalis americana Pursh | TRAM11 |
| Trientalis borealis ssp. latifolia | Trientalis europaea L. var. latifolia (Hook.) Torr. | TREUL |
| Trientalis borealis ssp. latifolia | Trientalis latifolia Hook. | TRLA6 |
| Trientalis europaea ssp. arctica | Trientalis arctica Fisch. ex Hook. | TRAR2 |
| Trientalis europaea ssp. arctica | Trientalis europaea L. var. arctica (Fisch. ex Hook.) Ledeb. | TREUA2 |
| tufted loosestrife | Lysimachia thyrsiflora L. | LYTH2 |
| tundra shootingstar | Dodecatheon austrofrigidum sp. nov. ined. | DOAU |
| veined yellow loosestrife | Lysimachia venosa (Wawra) St. John | LYVE6 |
| Waianae Range yellow loosestrife | Lysimachia waianaeensis St. John | LYWA3 |
| Wailua River yellow loosestrife | Lysimachia filifolia Forbes | LYFI2 |
| Wailua River yellow loosestrife | Lysimachia iniki Marr | LYIN3 |
| Wainiha Valley yellow loosestrife | Lysimachia ovoidea St. John | LYOV3 |
| wedgeleaf primrose | Primula cuneifolia Ledeb. | PRCU |
| wedgeleaf primrose | Primula cuneifolia Ledeb. ssp. cuneifolia | PRCUC |
| wedgeleaf primrose | Primula cuneifolia Ledeb. ssp. saxifragifolia (Lehm.) W.W. Sm. & G. Forrest | PRCUS |
| western arctic shootingstar | Dodecatheon frigidum Cham. & Schlecht. | DOFR |
| western rockjasmine | Androsace occidentalis Pursh | ANOC2 |
| white shootingstar | Dodecatheon dentatum Hook. | DODE |
| white shootingstar | Dodecatheon dentatum Hook. ssp. dentatum | DODED2 |
| white shootingstar | Dodecatheon dentatum Hook. ssp. utahense (N. Holmgren) Kartesz | DODEU |
| whorled yellow loosestrife | Lysimachia quadrifolia L. | LYQU2 |
| yellow loosestrife | Lysimachia L. | LYSIM |