| Symbol | Scientific name | Common name/Accepted name (for synonyms) | Family |
| LUDI3 | Lupinus dichrous Greene | Lupinus bakeri ssp. bakeri | Fabaceae
|
| LUDI2 | Lupinus diffusus Nutt. | Oak Ridge lupine | Fabaceae
|
| LUDI5 | Lupinus dispersus Heller | Lupinus brevicaulis | Fabaceae
|
| LUDI4 | Lupinus diversalpicola C.P. Sm. | Lupinus wyethii ssp. wyethii | Fabaceae
|
| LUDO | Lupinus donnellyensis C.P. Sm. | Lupinus arcticus ssp. arcticus | Fabaceae
|
| LUDOF2 | Lupinus douglasii J.G. Agardh var. fallax (Greene) J.T. Howell | Lupinus albifrons var. douglasii | Fabaceae
|
| LUDU2 | Lupinus dudleyi (Rydb.) Eastw. | Lupinus latifolius ssp. dudleyi | Fabaceae
|
| LUDU | Lupinus duranii Eastw. | Mono Lake lupine | Fabaceae
|
| LUED | Lupinus edward-palmeri C.P. Sm. | Lupinus argenteus ssp. argenteus var. laxiflorus | Fabaceae
|
| LUED2 | Lupinus edwin-livingstonii C.P. Sm. | Lupinus latifolius ssp. longipes | Fabaceae
|
| LUEL | Lupinus elatus I.M. Johnston | tall silky lupine | Fabaceae
|
| LUEL4 | Lupinus elegans Kunth | elegant lupine | Fabaceae
|
| LUEL2 | Lupinus elmeri Greene | Elmer's lupine | Fabaceae
|
| LUEL3 | Lupinus elongatus Greene ex Heller | Lupinus polyphyllus ssp. superbus | Fabaceae
|
| LUEN | Lupinus enodatus C.P. Sm. | Lupinus leucophyllus ssp. leucophyllus var. leucophyllus | Fabaceae
|
| LUER2 | Lupinus erectus Henderson | Lupinus leucophyllus ssp. erectus | Fabaceae
|
| LUEV | Lupinus evermannii Rydb. | Evermann's lupine | Fabaceae
|
| LUEXA2 | Lupinus excubitus M.E. Jones ssp. austromontanus (Heller) Beauchamp | Lupinus excubitus var. austromontanus | Fabaceae
|
| LUEXH2 | Lupinus excubitus M.E. Jones ssp. hallii (Abrams) D. Dunn | Lupinus excubitus var. hallii | Fabaceae
|
| LUEXM2 | Lupinus excubitus M.E. Jones ssp. medius (Jepson) Beauchamp | Lupinus excubitus var. medius | Fabaceae
|
| LUEXA | Lupinus excubitus M.E. Jones var. austromontanus (Heller) C.P. Sm. | mountain bush lupine | Fabaceae
|
| LUEXE | Lupinus excubitus M.E. Jones var. excubitus | grape soda lupine | Fabaceae
|
| LUEXH | Lupinus excubitus M.E. Jones var. hallii (Abrams) C.P. Sm. | Hall's bush lupine | Fabaceae
|
| LUEXJ | Lupinus excubitus M.E. Jones var. johnstonii C.P. Sm. | interior bush lupine | Fabaceae
|
| LUEXM | Lupinus excubitus M.E. Jones var. medius (Jepson) Munz | Mountain Springs bush lupine | Fabaceae
|
| LUEX | Lupinus excubitus M.E. Jones | grape soda lupine | Fabaceae
|
| LUEX2 | Lupinus eximius Burtt-Davy | San Mateo tree lupine | Fabaceae
|
| LUFA5 | Lupinus falcifer Nutt. ex Torr. & Gray (pro syn.) | Lupinus albicaulis var. albicaulis | Fabaceae
|
| LUFA2 | Lupinus falsocomatus C.P. Sm. | Lupinus sericeus ssp. sericeus var. sericeus | Fabaceae
|
| LUFA | Lupinus falsoformis C.P. Sm. | Lupinus grayi | Fabaceae
|
| LUFA4 | Lupinus falsograyi C.P. Sm. | Lupinus grayi | Fabaceae
|
| LUFI2 | Lupinus fikeranus C.P. Sm. | Lupinus sericeus ssp. sericeus var. flexuosus | Fabaceae
|
| LUFI | Lupinus fissicalyx Heller | Grants Pass lupine | Fabaceae
|
| LUFL6 | Lupinus flavescens Rydb. | Lupinus wyethii ssp. wyethii | Fabaceae
|
| LUFL4 | Lupinus flavicaulis Rydb. | Lupinus sericeus ssp. sericeus var. egglestonianus | Fabaceae
|
| LUFL | Lupinus flavoculatus Heller | yelloweyes | Fabaceae
|
| LUFL7 | Lupinus flavopinum C.P. Sm. | Lupinus alpestris | Fabaceae
|
| LUFL5 | Lupinus flexuosus Lindl. ex J.G. Agardh | Lupinus sericeus ssp. sericeus var. flexuosus | Fabaceae
|
| LUFL3 | Lupinus floribundus Greene | Lupinus parviflorus ssp. floribundus | Fabaceae
|
| LUFOS | Lupinus foliosus (Torr. & Gray) Nutt. ex Hook. var. stenophyllus Nutt. ex Torr. & Gray (pro syn.) | Lupinus argenteus ssp. argenteus var. laxiflorus | Fabaceae
|
| LUFO3 | Lupinus foliosus (Torr. & Gray) Nutt. ex Hook. | Lupinus argenteus ssp. argenteus var. argenteus | Fabaceae
|
| LUFOB | Lupinus formosus Greene var. bridgesii (S. Wats.) Greene | Lupinus formosus var. robustus | Fabaceae
|
| LUFOC | Lupinus formosus Greene var. clemensiae C.P. Sm. | Lupinus dalesiae | Fabaceae
|
| LUFOE | Lupinus formosus Greene var. elatus (I.M. Johnston) C.P. Sm. | Lupinus elatus | Fabaceae
|
| LUFOF | Lupinus formosus Greene var. formosus | summer lupine | Fabaceae
|
| LUFOH | Lupinus formosus Greene var. hyacinthinus (Greene) C.P. Sm. | Lupinus hyacinthinus | Fabaceae
|
| LUFOR | Lupinus formosus Greene var. robustus C.P. Sm. | summer lupine | Fabaceae
|
| LUFOS3 | Lupinus formosus Greene var. sonomensis (Heller) Conrad | Lupinus formosus var. robustus | Fabaceae
|
| LUFO2 | Lupinus formosus Greene | summer lupine | Fabaceae
|
| LUFO4 | Lupinus forslingii C.P. Sm. | Lupinus leucophyllus ssp. leucophyllus var. leucophyllus | Fabaceae
|
| LUFR3 | Lupinus franciscanus Greene | Lupinus versicolor | Fabaceae
|
| LUFR | Lupinus fremontensis C.P. Sm. | Lupinus argenteus ssp. argenteus var. laxiflorus | Fabaceae
|
| LUFR2 | Lupinus fruticulosus Greene | Lupinus lyallii ssp. lyallii var. fruticulosus | Fabaceae
|
| LUFU | Lupinus fulcratus Greene | greenstipule lupine | Fabaceae
|
| LUFU2 | Lupinus fulvomaculatus Payson | Lupinus parviflorus ssp. myrianthus var. fulvomaculatus | Fabaceae
|
| LUGA2 | Lupinus gakonensis C.P. Sm. | Lupinus arcticus ssp. arcticus | Fabaceae
|
| LUGA | Lupinus garfieldensis C.P. Sm. | Garfield lupine | Fabaceae
|
| LUGA4 | Lupinus garrettianus C.P. Sm. | Lupinus argenteus ssp. argenteus var. argenteus | Fabaceae
|
| LUGA3 | Lupinus gayophytophilus C.P. Sm. | Lupinus caudatus ssp. caudatus | Fabaceae
|
| LUGL5 | Lupinus glabratus (S. Wats.) Rydb. | Lupinus plattensis | Fabaceae
|
| LUGL3 | Lupinus glacialis C.P. Sm. | Lupinus arcticus ssp. subalpinus | Fabaceae
|
| LUGL4 | Lupinus glareosus Elmer | Lupinus densiflorus var. glareosus | Fabaceae
|
| LUGO | Lupinus gormanii Piper | Gorman's lupine | Fabaceae
|
| LUGR | Lupinus gracilentus Greene | green slender lupine | Fabaceae
|
| LUGR4 | Lupinus gracilis J.G. Agardh, non Nutt. | Lupinus agardhianus | Fabaceae
|
| LUGR6 | Lupinus gracilis Nutt., non J.G. Agardh | Lupinus perennis ssp. gracilis | Fabaceae
|
| LUGR7 | Lupinus grandifolius Lindl. ex J.G. Agardh | Lupinus polyphyllus ssp. polyphyllus var. grandifolius | Fabaceae
|
| LUGRM | Lupinus grayi (S. Wats.) S. Wats. var. medius (Jepson) C.P. Sm. | Lupinus excubitus var. medius | Fabaceae
|
| LUGR2 | Lupinus grayi (S. Wats.) S. Wats. | Sierra lupine | Fabaceae
|
| LUGR5 | Lupinus greenei Heller, non A. Nels. | Lupinus formosus var. robustus | Fabaceae
|
| LUGU | Lupinus guadalupensis Greene | Guadalupe Island lupine | Fabaceae
|
| LUHA4 | Lupinus habrocomus Greene | Lupinus bakeri ssp. amplus | Fabaceae
|
| LUHA5 | Lupinus hallii Abrams | Lupinus excubitus var. hallii | Fabaceae
|
| LUHA | Lupinus havardii S. Wats. | Big Bend bluebonnet | Fabaceae
|
| LUHE4 | Lupinus hellerae Heller | Lupinus ornatus | Fabaceae
|
| LUHE | Lupinus helleri Greene | Lupinus caudatus ssp. argophyllus | Fabaceae
|
| LUHE3 | Lupinus herman-workii C.P. Sm. | Lupinus sericeus ssp. sericeus var. sericeus | Fabaceae
|
| LUHE2 | Lupinus hesperius Heller | Lupinus magnificus var. hesperius | Fabaceae
|
| LUHIA | Lupinus hillii Greene var. arizonicus (C.P. Sm.) Harmon | Hill's lupine | Fabaceae
|
| LUHIH | Lupinus hillii Greene var. hillii | Hill's lupine | Fabaceae
|
| LUHIO | Lupinus hillii Greene var. osterhoutianus (C.P. Sm.) Harmon | Osterhout's lupine | Fabaceae
|
| LUHI2 | Lupinus hillii Greene | Hill's lupine | Fabaceae
|
| LUHI3 | Lupinus hirsutissimus Benth. | stinging annual lupine | Fabaceae
|
| LUHI5 | Lupinus hirsutulus Greene | Lupinus bicolor ssp. bicolor | Fabaceae
|
| LUHO | Lupinus holmgrenianus C.P. Sm. | Holmgren's lupine | Fabaceae
|
| LUHOA | Lupinus holosericeus Nutt. var. amblyophyllus B.L. Robins. | Lupinus leucophyllus ssp. leucophyllus var. leucophyllus | Fabaceae
|
| LUHOU | Lupinus holosericeus Nutt. var. utahensis S. Wats. | Lupinus caudatus ssp. caudatus | Fabaceae
|
| LUHO2 | Lupinus holosericeus Nutt. | holo lupine | Fabaceae
|
| LUHOH | Lupinus horizontalis Heller var. horizontalis | sunset lupine | Fabaceae
|
| LUHOP | Lupinus horizontalis Heller var. platypetalus C.P. Sm. | sunset lupine | Fabaceae
|
| LUHO3 | Lupinus horizontalis Heller | sunset lupine | Fabaceae
|
| LUHU | Lupinus huachucanus M.E. Jones | Huachuca Mountain lupine | Fabaceae
|
| LUHU4 | Lupinus huffmanii C.P. Sm. | Lupinus sericeus ssp. huffmanii | Fabaceae
|
| LUHU5 | Lupinus huilcoflorus C.P. Sm. | Lupinus sericeus ssp. sericeus var. egglestonianus | Fabaceae
|
| LUHU3 | Lupinus hullianus C.P. Sm. | Lupinus argenteus ssp. argenteus var. laxiflorus | Fabaceae
|
| LUHUT | Lupinus humicola A. Nels. var. tetonensis E. Nels. | Lupinus wyethii ssp. tetonensis | Fabaceae
|
| LUHU2 | Lupinus humicola A. Nels. | Lupinus wyethii ssp. wyethii | Fabaceae
|
| LUHY3 | Lupinus hyacinthinus Greene | San Jacinto lupine | Fabaceae
|
| LUHY7 | Lupinus hybridus Lem. | hybrid lupine | Fabaceae
|
| LUHY4 | Lupinus hypolasius Greene | Lupinus culbertsonii ssp. hypolasius | Fabaceae
|
| LUINA2 | Lupinus ingratus Greene var. arizonicus C.P. Sm. | Lupinus hillii var. arizonicus | Fabaceae
|