| Symbol | Scientific name | Common name/Accepted name (for synonyms) | Family |
| EPCA5 | Epibaterium carolinum (L.) Britt. | Cocculus carolinus | Menispermaceae
|
| EPMA | Epicampes macroura Kunth | Muhlenbergia macroura | Poaceae
|
| EPRI3 | Epicampes rigens Benth. | Muhlenbergia rigens | Poaceae
|
| EPNO3 | Epicion northropiae (Schlechter) Small | Cynanchum northropiae | Asclepiadaceae
|
| EPBO3 | Epicladium boothianum (Lindl.) Small | Encyclia boothiana | Orchidaceae
|
| EPSI4 | Epicladonia simplex D. Hawksw. | | Uncertain Lichen Family
|
| EPICL | Epicladonia D. Hawksw. | epicladonia | Uncertain Lichen Family
|
| EPVI4 | Epidendropsis vicentina (Lindl.) Garay & Dunsterville | Epidendrum vicentinum | Orchidaceae
|
| EPAC | Epidendrum acunae auct. non Dressler | Epidendrum blancheanum | Orchidaceae
|
| EPAN3 | Epidendrum anceps Jacq. | | Orchidaceae
|
| EPAN6 | Epidendrum antillanum Ackerman & H�gsater | | Orchidaceae
|
| EPBE2 | Epidendrum belvederense Fawcett & Rendle | Encyclia isochila | Orchidaceae
|
| EPBL | Epidendrum blancheanum Urban | Acuna's star orchid | Orchidaceae
|
| EPBO4 | Epidendrum boricuarum H�gsater & S�nchez | fleshy star orchid | Orchidaceae
|
| EPCA6 | Epidendrum carpophorum B. Rodrigues | | Orchidaceae
|
| EPCI2 | Epidendrum ciliare L. | fringed star orchid | Orchidaceae
|
| EPCOT | Epidendrum cochleatum L. var. triandrum Ames | Encyclia cochleata | Orchidaceae
|
| EPCO3 | Epidendrum cochleatum L. | Encyclia cochleata | Orchidaceae
|
| EPCO4 | Epidendrum conopseum Ait. f. | green fly orchid | Orchidaceae
|
| EPCU3 | Epidendrum cucullatum L. | Brassavola cucullata | Orchidaceae
|
| EPDI | Epidendrum difforme auct. non Jacq. | Epidendrum boricuarum | Orchidaceae
|
| EPER | Epidendrum erythronioides Small | Encyclia boothiana | Orchidaceae
|
| EPIB | Epidendrum ibaguense Kunth | | Orchidaceae
|
| EPIST | Epidendrum isochilum Reichenb. f. var. tridens Reichenb. f. | Encyclia isochila | Orchidaceae
|
| EPJA | Epidendrum jamaicense Lindl. | umbrella star orchid | Orchidaceae
|
| EPKR2 | Epidendrum kraenzlinii Bello | Psychilis kraenzlinii | Orchidaceae
|
| EPKR | Epidendrum krugii Bello | Psychilis krugii | Orchidaceae
|
| EPLA4 | Epidendrum latifolium (Lindl.) Garay & Sweet | Epidendrum boricuarum | Orchidaceae
|
| EPMI4 | Epidendrum miserrimum Reichenb. f. | woodland tuftedorchid | Orchidaceae
|
| EPMO | Epidendrum moirianum auct. non A.D. Hawkes | Epidendrum boricuarum | Orchidaceae
|
| EPMU | Epidendrum mutelianum Cogn. | | Orchidaceae
|
| EPNO | Epidendrum nocturnum Jacq. | night scented orchid | Orchidaceae
|
| EPNO2 | Epidendrum nodosum L. | Brassavola nodosa | Orchidaceae
|
| EPOB2 | Epidendrum �obrienianum Rolfe | | Orchidaceae
|
| EPONG | Epidendrum oncidioides Lindl. var. gravidum (Lindl.) Ames | Encyclia gravida | Orchidaceae
|
| EPOT | Epidendrum ottonis Reichenb. f. | Nidema ottonis | Orchidaceae
|
| EPPA9 | Epidendrum parkinsonianum Hook. | | Orchidaceae
|
| EPPY2 | Epidendrum pygmaeum Hook. | Encyclia pygmaea | Orchidaceae
|
| EPRA2 | Epidendrum radicans Pav�n ex Lindley | | Orchidaceae
|
| EPRA | Epidendrum ramosum Jacq. | mountain star orchid | Orchidaceae
|
| EPRI2 | Epidendrum rigidum Jacq. | stiff flower star orchid | Orchidaceae
|
| EPSE2 | Epidendrum secundum Jacq. | lopsided star orchid | Orchidaceae
|
| EPSI | Epidendrum sintenisii Reichenb. f. | Encyclia gravida | Orchidaceae
|
| EPST2 | Epidendrum strobiliferum Reichenb. f. | big cypress star orchid | Orchidaceae
|
| EPTA | Epidendrum tampense Lindl. | Encyclia tampensis | Orchidaceae
|
| EPTR6 | Epidendrum tridens Poepp. & Endl. | | Orchidaceae
|
| EPVI3 | Epidendrum vicentinum Lindl. | guilarte | Orchidaceae
|
| EPIDE | Epidendrum L. | star orchid | Orchidaceae
|
| EPVI2 | Epifagus virginiana (L.) W. Bart. | beechdrops | Orobanchaceae
|
| EPIFA | Epifagus Nutt. | beechdrops | Orobanchaceae
|
| EPREG | Epigaea repens L. var. glabrifolia Fern. | Epigaea repens | Ericaceae
|
| EPRE2 | Epigaea repens L. | trailing arbutus | Ericaceae
|
| EPIGA | Epigaea L. | trailing arbutus | Ericaceae
|
| EPSC2 | Epilichen scabrosus (Ach.) Clem. ex Hafellner | | Rhizocarpaceae
|
| EPST4 | Epilichen stellatus Triebel | | Rhizocarpaceae
|
| EPILI | Epilichen Clem. | epilichen | Rhizocarpaceae
|
| EPADC | Epilobium adenocaulon Hausskn. var. cinerascens (Piper) M.E. Peck | Epilobium ciliatum ssp. glandulosum | Onagraceae
|
| EPADE | Epilobium adenocaulon Hausskn. var. ecomosum (Fassett) Munz | Epilobium ciliatum ssp. ciliatum | Onagraceae
|
| EPADH | Epilobium adenocaulon Hausskn. var. holosericeum (Trel.) Munz | Epilobium ciliatum ssp. ciliatum | Onagraceae
|
| EPADO | Epilobium adenocaulon Hausskn. var. occidentale Trel. | Epilobium ciliatum ssp. glandulosum | Onagraceae
|
| EPADP | Epilobium adenocaulon Hausskn. var. parishii (Trel.) Munz | Epilobium ciliatum ssp. ciliatum | Onagraceae
|
| EPADP2 | Epilobium adenocaulon Hausskn. var. perplexans Trel. | Epilobium ciliatum ssp. ciliatum | Onagraceae
|
| EPAD | Epilobium adenocaulon Hausskn. | Epilobium ciliatum ssp. ciliatum | Onagraceae
|
| EPALA2 | Epilobium alpinum L. var. albiflorum (Suksdorf) C.L. Hitchc. | Epilobium clavatum | Onagraceae
|
| EPALC2 | Epilobium alpinum L. var. clavatum (Trel.) C.L. Hitchc. | Epilobium clavatum | Onagraceae
|
| EPALG | Epilobium alpinum L. var. gracillimum (Trel.) C.L. Hitchc. | Epilobium oregonense | Onagraceae
|
| EPALL2 | Epilobium alpinum L. var. lactiflorum (Hausskn.) C.L. Hitchc. | Epilobium lactiflorum | Onagraceae
|
| EPALN | Epilobium alpinum L. var. nutans Hornem. | Epilobium hornemannii ssp. hornemannii | Onagraceae
|
| EPALS | Epilobium alpinum L. var. sertulatum (Hausskn.) Welsh | Epilobium hornemannii ssp. behringianum | Onagraceae
|
| EPAL | Epilobium alpinum L. p.p. | Epilobium anagallidifolium | Onagraceae
|
| EPAM | Epilobium americanum Hausskn. | Epilobium ciliatum ssp. ciliatum | Onagraceae
|
| EPANP | Epilobium anagallidifolium Lam. var. pseudoscaposum (Hausskn.) Hult�n | Epilobium anagallidifolium | Onagraceae
|
| EPAN4 | Epilobium anagallidifolium Lam. | pimpernel willowherb | Onagraceae
|
| EPANC | Epilobium angustifolium L. ssp. circumvagum Mosquin | Chamerion angustifolium ssp. circumvagum | Onagraceae
|
| EPANM | Epilobium angustifolium L. ssp. macrophyllum (Hausskn.) Hult�n | Chamerion angustifolium ssp. circumvagum | Onagraceae
|
| EPANA2 | Epilobium angustifolium L. var. abbreviatum (Lunell) Munz | Chamerion angustifolium ssp. circumvagum | Onagraceae
|
| EPANC2 | Epilobium angustifolium L. var. canescens Wood | Chamerion angustifolium ssp. circumvagum | Onagraceae
|
| EPANI | Epilobium angustifolium L. var. intermedium (Lange) Fern. | Chamerion angustifolium ssp. angustifolium | Onagraceae
|
| EPANM2 | Epilobium angustifolium L. var. macrophyllum (Hausskn.) Fern. | Chamerion angustifolium ssp. circumvagum | Onagraceae
|
| EPANP2 | Epilobium angustifolium L. var. platyphyllum (Daniels) Fern. | Chamerion angustifolium ssp. circumvagum | Onagraceae
|
| EPAN2 | Epilobium angustifolium L. | Chamerion angustifolium ssp. angustifolium | Onagraceae
|
| EPAR2 | Epilobium arcticum Samuelsson | arctic willowherb | Onagraceae
|
| EPBE3 | Epilobium behringianum Hausskn. | Epilobium hornemannii ssp. behringianum | Onagraceae
|
| EPBIC | Epilobium billardierianum Ser. ssp. cinereum (A. Rich.) Raven & Engelhorn | aboriginal willowherb | Onagraceae
|
| EPBI2 | Epilobium billardierianum Ser. | aboriginal willowherb | Onagraceae
|
| EPBO2 | Epilobium boreale Hausskn. | Epilobium ciliatum ssp. glandulosum | Onagraceae
|
| EPBR3 | Epilobium brachycarpum K. Presl | tall annual willowherb | Onagraceae
|
| EPBRS | Epilobium brevistylum Barbey var. subfalcatum (Trel.) Munz | Epilobium halleanum | Onagraceae
|
| EPBRT | Epilobium brevistylum Barbey var. tenue (Trel.) Jepson | Epilobium halleanum | Onagraceae
|
| EPBRU | Epilobium brevistylum Barbey var. ursinum (Parish ex Trel.) Jepson | Epilobium ciliatum ssp. ciliatum | Onagraceae
|
| EPBR4 | Epilobium brevistylum Barbey | Epilobium ciliatum ssp. ciliatum | Onagraceae
|
| EPCAH | Epilobium californicum Hausskn. var. holosericeum (Trel.) Munz | Epilobium ciliatum ssp. ciliatum | Onagraceae
|
| EPCA4 | Epilobium californicum Hausskn. | Epilobium ciliatum ssp. ciliatum | Onagraceae
|
| EPCAA | Epilobium canum (Greene) Raven ssp. angustifolium (Keck) Raven | hummingbird trumpet | Onagraceae
|
| EPCAC2 | Epilobium canum (Greene) Raven ssp. canum | hummingbird trumpet | Onagraceae
|
| EPCAG | Epilobium canum (Greene) Raven ssp. garrettii (A. Nels.) Raven | Garrett's firechalice | Onagraceae
|
| EPCAL | Epilobium canum (Greene) Raven ssp. latifolium (Hook.) Raven | hummingbird trumpet | Onagraceae
|
| EPCAM | Epilobium canum (Greene) Raven ssp. mexicanum (K. Presl) Raven | Epilobium canum ssp. canum | Onagraceae
|
| EPCAS | Epilobium canum (Greene) Raven ssp. septentrionale (Keck) Raven | Epilobium septentrionale | Onagraceae
|
| EPCAG2 | Epilobium canum (Greene) Raven var. garrettii (A. Nels.) N. & P. Holmgren | Epilobium canum ssp. garrettii | Onagraceae
|
| EPCAL2 | Epilobium canum (Greene) Raven var. latifolium (Hook.) N. & P. Holmgren | Epilobium canum ssp. latifolium | Onagraceae
|