| Lupinus adsurgens Drew | | a | | Lupinus adsurgensDrew | |
| Lupinus affinis J. Agardh | | a | | Lupinus affinisJ. Agardh | |
| Lupinus albicaulis Douglas | | a | | Lupinus albicaulisDouglas | |
| Lupinus albicaulis Douglas var. shastensis (A. Heller) C. P. Sm. | Lupinus albicaulis Douglas | | i | Lupinus albicaulisDouglas var.shastensis (A. Heller) C. P. Sm. | Lupinus albicaulisDouglas |
| Lupinus albifrons Benth. | | a | | Lupinus albifronsBenth. | |
| Lupinus albus L. | | a | | Lupinus albusL. | |
| Lupinus alpestris A. Nelson | Lupinus argenteus Pursh var. rubricaulis (Greene) S. L. Welsh | | | Lupinus alpestrisA. Nelson | Lupinus argenteusPursh var.rubricaulis (Greene) S. L. Welsh |
| Lupinus andersonii S. Watson | | a | | Lupinus andersoniiS. Watson | |
| Lupinus angustifolius L. | | a | | Lupinus angustifoliusL. | |
| Lupinus arboreus Sims | | a | | Lupinus arboreusSims | |
| Lupinus arbustus Douglas ex Lindl. | | a | | Lupinus arbustusDouglas ex Lindl. | |
| Lupinus argenteus Pursh | | a | | Lupinus argenteusPursh | |
| Lupinus aridus Douglas | Lupinus lepidus Douglas ex Lindl. var. aridus (Douglas) Jeps. | | | Lupinus aridusDouglas | Lupinus lepidusDouglas ex Lindl. var.aridus (Douglas) Jeps. |
| Lupinus atlanticus Gladst. | | a | | Lupinus atlanticusGladst. | |
| Lupinus bicolor Lindl. | | a | | Lupinus bicolorLindl. | |
| Lupinus caespitosus Nutt. | Lupinus lepidus Douglas ex Lindl. var. utahensis (S. Watson) C. L. Hitchc. | | | Lupinus caespitosusNutt. | Lupinus lepidusDouglas ex Lindl. var.utahensis (S. Watson) C. L. Hitchc. |
| Lupinus caudatus Kellogg | Lupinus argenteus Pursh var. heteranthus (S. Watson) Barneby | | | Lupinus caudatusKellogg | Lupinus argenteusPursh var.heteranthus (S. Watson) Barneby |
| Lupinus concinnus J. Agardh | | a | | Lupinus concinnusJ. Agardh | |
| Lupinus cosentinii Guss. | | a | | Lupinus cosentiniiGuss. | |
| Lupinus cruckshanksii Hook. | Lupinus mutabilis Sweet | | | Lupinus cruckshanksiiHook. | Lupinus mutabilisSweet |
| Lupinus douglasii J. Agardh | Lupinus albifrons Benth. var. douglasii (J. Agardh) C. P. Sm. | | | Lupinus douglasiiJ. Agardh | Lupinus albifronsBenth. var.douglasii (J. Agardh) C. P. Sm. |
| Lupinus elegans Kunth | | a | | Lupinus elegansKunth | |
| Lupinus geophilus Rose | | a | | Lupinus geophilusRose | |
| Lupinus graecus Boiss. & Spruner | Lupinus albus L. var. graecus (Boiss. & Spruner) Gladst. | | | Lupinus graecusBoiss. & Spruner | Lupinus albusL. var.graecus (Boiss. & Spruner) Gladst. |
| Lupinus hartwegii Lindl. | Lupinus mexicanus Cerv. ex Lag. | | | Lupinus hartwegiiLindl. | Lupinus mexicanusCerv. ex Lag. |
| Lupinus hilarianus Benth. | | a | | Lupinus hilarianusBenth. | |
| Lupinus hirsutissimus Benth. | | a | | Lupinus hirsutissimusBenth. | |
| Lupinus hirsutus L. | Lupinus pilosus L. | | | Lupinus hirsutusL. | Lupinus pilosusL. |
| Lupinus hispanicus Boiss. & Reut. | | a | | Lupinus hispanicusBoiss. & Reut. | |
| Lupinus humicola A. Nelson | Lupinus polyphyllus Lindl. var. humicola (A. Nelson) Barneby | | | Lupinus humicolaA. Nelson | Lupinus polyphyllusLindl. var.humicola (A. Nelson) Barneby |
| Lupinus insignis Glaz. ex C. P. Sm. | | a | | Lupinus insignisGlaz. ex C. P. Sm. | |
| Lupinus latifolius J. Agardh | | a | | Lupinus latifoliusJ. Agardh | |
| Lupinus laxiflorus Douglas ex Lindl. | Lupinus argenteus Pursh var. argenteus | | | Lupinus laxiflorusDouglas ex Lindl. | Lupinus argenteusPursh var.argenteus |
| Lupinus lepidus Douglas ex Lindl. | | a | | Lupinus lepidusDouglas ex Lindl. | |
| Lupinus lepidus Douglas ex Lindl. subsp. caespitosus (Nutt.) Detling | Lupinus lepidus Douglas ex Lindl. var. utahensis (S. Watson) C. L. Hitchc. | | i | Lupinus lepidusDouglas ex Lindl. subsp. caespitosus (Nutt.) Detling | Lupinus lepidusDouglas ex Lindl. var.utahensis (S. Watson) C. L. Hitchc. |
| Lupinus leucophyllus Douglas ex Lindl. | | a | | Lupinus leucophyllusDouglas ex Lindl. | |
| Lupinus leucopsis J. Agardh | Lupinus sericeus Pursh | | | Lupinus leucopsisJ. Agardh | Lupinus sericeusPursh |
| Lupinus linifolius Roth | Lupinus angustifolius L. | | | Lupinus linifoliusRoth | Lupinus angustifoliusL. |
| Lupinus littoralis Douglas | | a | | Lupinus littoralisDouglas | |
| Lupinus luteolus Kellogg | | a | | Lupinus luteolusKellogg | |
| Lupinus luteus L. | | a | | Lupinus luteusL. | |
| Lupinus lyallii A. Gray | Lupinus lepidus Douglas ex Lindl. var. lobbii (A. Gray ex S. Watson) C. L. Hitchc. | | | Lupinus lyalliiA. Gray | Lupinus lepidusDouglas ex Lindl. var.lobbii (A. Gray ex S. Watson) C. L. Hitchc. |
| Lupinus micranthus Douglas | Lupinus bicolor Lindl. | | | Lupinus micranthusDouglas | Lupinus bicolorLindl. |
| Lupinus micranthus Guss. | | a | | Lupinus micranthusGuss. | |
| Lupinus microcarpus Sims | | a | | Lupinus microcarpusSims | |
| Lupinus montigenus A. Heller | Lupinus argenteus Pursh var. montigenus (A. Heller) Barneby | | | Lupinus montigenusA. Heller | Lupinus argenteusPursh var.montigenus (A. Heller) Barneby |
| Lupinus mutabilis Sweet | | a | | Lupinus mutabilisSweet | |
| Lupinus nanus Douglas ex Benth. | | a | | Lupinus nanusDouglas ex Benth. | |
| Lupinus nevadensis A. Heller | | a | | Lupinus nevadensisA. Heller | |
| Lupinus nootkatensis Donn ex Sims | | a | | Lupinus nootkatensisDonn ex Sims | |
| Lupinus ornatus Douglas | Lupinus sericeus Pursh | | | Lupinus ornatusDouglas | Lupinus sericeusPursh |
| Lupinus pachylobus Greene | | a | | Lupinus pachylobusGreene | |
| Lupinus palaestinus Boiss. | | a | | Lupinus palaestinusBoiss. | |
| Lupinus paniculatus Desr. | | a | | Lupinus paniculatusDesr. | |
| Lupinus perennis L. | | a | | Lupinus perennisL. | |
| Lupinus pilosus L. | | a | | Lupinus pilosusL. | |
| Lupinus polycarpus Greene | Lupinus bicolor Lindl. | | | Lupinus polycarpusGreene | Lupinus bicolorLindl. |
| Lupinus polyphyllus Lindl. | | a | | Lupinus polyphyllusLindl. | |
| Lupinus princei Harms | | a | | Lupinus princeiHarms | |
| Lupinus pubescens Benth. | | a | | Lupinus pubescensBenth. | |
| Lupinus reticulatus Desv. | Lupinus angustifolius L. subsp. reticulatus (Desv.) Arcang. | | | Lupinus reticulatusDesv. | Lupinus angustifoliusL. subsp. reticulatus (Desv.) Arcang. |
| Lupinus rothmaleri Klink. | Lupinus hispanicus Boiss. & Reut. subsp. bicolor (Merino) Gladst. | | | Lupinus rothmaleriKlink. | Lupinus hispanicusBoiss. & Reut. subsp. bicolor (Merino) Gladst. |
| Lupinus sericeus Pursh | | a | | Lupinus sericeusPursh | |
| Lupinus stiversii Kellogg | | a | | Lupinus stiversiiKellogg | |
| Lupinus subcarnosus Hook. | | a | | Lupinus subcarnosusHook. | |
| Lupinus succulentus Douglas ex K. Koch | | a | | Lupinus succulentusDouglas ex K. Koch | |
| Lupinus termis Forssk. | Lupinus albus L. var. albus | | | Lupinus termisForssk. | Lupinus albusL. var.albus |
| Lupinus tricolor Greene | Lupinus albifrons Benth. var. albifrons | | | Lupinus tricolorGreene | Lupinus albifronsBenth. var.albifrons |
| Lupinus varius L. | Lupinus angustifolius L. | | | Lupinus variusL. | Lupinus angustifoliusL. |
| Lupinus attenuatus Gardner | Lupinus coriaceus Benth. | | | Lupinus attenuatusGardner | Lupinus coriaceusBenth. |
| Lupinus bracteolaris Desr. | | a | | Lupinus bracteolarisDesr. | |
| Lupinus lanatus Benth. | | a | | Lupinus lanatusBenth. | |
| Lupinus arbustus Douglas ex Lindl. subsp. neolaxiflorus D. B. Dunn | Lupinus arbustus Douglas ex Lindl. | | i | Lupinus arbustusDouglas ex Lindl. subsp. neolaxiflorus D. B. Dunn | Lupinus arbustusDouglas ex Lindl. |
| Lupinus argenteus Pursh var. depressus (Rydb.) C. L. Hitchc. | | a | i | Lupinus argenteusPursh var.depressus (Rydb.) C. L. Hitchc. | |
| Lupinus argenteus Pursh var. tenellus (Douglas ex D. Don) D. B. Dunn | Lupinus argenteus Pursh var. argenteus | | i | Lupinus argenteusPursh var.tenellus (Douglas ex D. Don) D. B. Dunn | Lupinus argenteusPursh var.argenteus |
| Lupinus leucophyllus Douglas ex Lindl. var. belliae C. P. Sm. | Lupinus leucophyllus Douglas ex Lindl. | | i | Lupinus leucophyllusDouglas ex Lindl. var.belliae C. P. Sm. | Lupinus leucophyllusDouglas ex Lindl. |
| Lupinus polyphyllus Lindl. var. burkei (S. Watson) C. L. Hitchc. | | a | i | Lupinus polyphyllusLindl. var.burkei (S. Watson) C. L. Hitchc. | |
| Lupinus rivularis Douglas ex Lindl. | | a | | Lupinus rivularisDouglas ex Lindl. | |
| Lupinus ruber A. Heller | Lupinus microcarpus Sims var. microcarpus | | | Lupinus ruberA. Heller | Lupinus microcarpusSims var.microcarpus |
| Lupinus sericeus Pursh var. egglestonianus auct. | Lupinus sericeus Pursh | | i | Lupinus sericeusPursh var.egglestonianus auct. | Lupinus sericeusPursh |
| Lupinus sericeus Pursh var. flexuosus (Lindl. ex J. Agardh) C. P. Sm. | Lupinus sericeus Pursh | | i | Lupinus sericeusPursh var.flexuosus (Lindl. ex J. Agardh) C. P. Sm. | Lupinus sericeusPursh |
| Lupinus caudatus Kellogg subsp. caudatus | Lupinus argenteus Pursh var. heteranthus (S. Watson) Barneby | | i | Lupinus caudatusKellogg subsp. caudatus | Lupinus argenteusPursh var.heteranthus (S. Watson) Barneby |
| Lupinus hybr. | | a | | Lupinus hybr. | |
| Lupinus leucophyllus Douglas ex Lindl. subsp. leucophyllus | Lupinus leucophyllus Douglas ex Lindl. | | i | Lupinus leucophyllusDouglas ex Lindl. subsp. leucophyllus | Lupinus leucophyllusDouglas ex Lindl. |
| Lupinus spp. | | a | | Lupinus spp. | |
| Lupinus sulphureus Douglas | | a | | Lupinus sulphureusDouglas | |
| Lupinus pusillus Pursh | | a | | Lupinus pusillusPursh | |
| Lupinus minimus Douglas | Lupinus lepidus Douglas ex Lindl. var. lepidus | | | Lupinus minimusDouglas | Lupinus lepidusDouglas ex Lindl. var.lepidus |
| Lupinus holosericeus Nutt. | Lupinus argenteus Pursh var. holosericeus (Nutt.) Barneby | | | Lupinus holosericeusNutt. | Lupinus argenteusPursh var.holosericeus (Nutt.) Barneby |
| Lupinus garfieldensis C. P. Sm. | | a | | Lupinus garfieldensisC. P. Sm. | |
| Lupinus sericeus Pursh var. maximus Fleak & D. B. Dunn | Lupinus sericeus Pursh | | i | Lupinus sericeusPursh var.maximus Fleak & D. B. Dunn | Lupinus sericeusPursh |
| Lupinus multiflorus Desr. | | a | | Lupinus multiflorusDesr. | |
| Lupinus shastensis A. Heller | Lupinus albicaulis Douglas | | | Lupinus shastensisA. Heller | Lupinus albicaulisDouglas |
| Lupinus albus L. var. albus | | a | i | Lupinus albusL. var.albus | |
| Lupinus albus L. var. graecus (Boiss. & Spruner) Gladst. | | a | i | Lupinus albusL. var.graecus (Boiss. & Spruner) Gladst. | |
| Lupinus hispanicus Boiss. & Reut. subsp. bicolor (Merino) Gladst. | | a | i | Lupinus hispanicusBoiss. & Reut. subsp. bicolor (Merino) Gladst. | |
| Lupinus depressus Rydb. | Lupinus argenteus Pursh var. depressus (Rydb.) C. L. Hitchc. | | | Lupinus depressusRydb. | Lupinus argenteusPursh var.depressus (Rydb.) C. L. Hitchc. |
| Lupinus tenellus Douglas ex G. Don | Lupinus argenteus Pursh var. argenteus | | | Lupinus tenellusDouglas ex G. Don | Lupinus argenteusPursh var.argenteus |
| Lupinus burkei S. Watson | Lupinus polyphyllus Lindl. var. burkei (S. Watson) C. L. Hitchc. | | | Lupinus burkeiS. Watson | Lupinus polyphyllusLindl. var.burkei (S. Watson) C. L. Hitchc. |
| Lupinus albifrons Benth. var. douglasii (J. Agardh) C. P. Sm. | | a | i | Lupinus albifronsBenth. var.douglasii (J. Agardh) C. P. Sm. | |
| Lupinus leucophyllus Douglas ex Lindl. subsp. erectus (L. F. Hend.) Harmon | Lupinus leucophyllus Douglas ex Lindl. | | i | Lupinus leucophyllusDouglas ex Lindl. subsp. erectus (L. F. Hend.) Harmon | Lupinus leucophyllusDouglas ex Lindl. |
| Lupinus erectus L. F. Hend. | Lupinus leucophyllus Douglas ex Lindl. | | | Lupinus erectusL. F. Hend. | Lupinus leucophyllusDouglas ex Lindl. |
| Lupinus ehrenbergii Schltdl. | Lupinus mexicanus Cerv. ex Lag. | | | Lupinus ehrenbergiiSchltdl. | Lupinus mexicanusCerv. ex Lag. |
| Lupinus luteus L. var. bicolor Merino | Lupinus hispanicus Boiss. & Reut. subsp. bicolor (Merino) Gladst. | | i | Lupinus luteusL. var.bicolor Merino | Lupinus hispanicusBoiss. & Reut. subsp. bicolor (Merino) Gladst. |
| Lupinus wyethii S. Watson | Lupinus polyphyllus Lindl. var. humicola (A. Nelson) Barneby | | | Lupinus wyethiiS. Watson | Lupinus polyphyllusLindl. var.humicola (A. Nelson) Barneby |
| Lupinus leucophyllus Douglas ex Lindl. var. canescens (Howell) C. P. Sm. | Lupinus leucophyllus Douglas ex Lindl. | | i | Lupinus leucophyllusDouglas ex Lindl. var.canescens (Howell) C. P. Sm. | Lupinus leucophyllusDouglas ex Lindl. |
| Lupinus canescens Howell | Lupinus leucophyllus Douglas ex Lindl. | | | Lupinus canescensHowell | Lupinus leucophyllusDouglas ex Lindl. |
| Lupinus albifrons Benth. var. albifrons | | a | i | Lupinus albifronsBenth. var.albifrons | |
| Lupinus argenteus Pursh var. argenteus | | a | i | Lupinus argenteusPursh var.argenteus | |
| Lupinus hispanicus Boiss. & Reut. subsp. hispanicus | | a | i | Lupinus hispanicusBoiss. & Reut. subsp. hispanicus | |
| Lupinus sericeus Pursh var. sericeus | Lupinus sericeus Pursh | | i | Lupinus sericeusPursh var.sericeus | Lupinus sericeusPursh |
| Lupinus caudatus Kellogg subsp. montigenus (A. Heller) L. W. Hess & D. B. Dunn | Lupinus argenteus Pursh var. montigenus (A. Heller) Barneby | | i | Lupinus caudatusKellogg subsp. montigenus (A. Heller) L. W. Hess & D. B. Dunn | Lupinus argenteusPursh var.montigenus (A. Heller) Barneby |
| Lupinus prunophilus M. E. Jones | Lupinus polyphyllus Lindl. var. prunophilus (M. E. Jones) L. Ll. Phillips | | | Lupinus prunophilusM. E. Jones | Lupinus polyphyllusLindl. var.prunophilus (M. E. Jones) L. Ll. Phillips |
| Lupinus polyphyllus Lindl. var. prunophilus (M. E. Jones) L. Ll. Phillips | | a | i | Lupinus polyphyllusLindl. var.prunophilus (M. E. Jones) L. Ll. Phillips | |
| Lupinus flexuosus Lindl. ex J. Agardh | Lupinus sericeus Pursh | | | Lupinus flexuosusLindl. ex J. Agardh | Lupinus sericeusPursh |
| Lupinus albifrons Benth. var. eminens (Greene) C. P. Sm. | Lupinus albifrons Benth. var. albifrons | | i | Lupinus albifronsBenth. var.eminens (Greene) C. P. Sm. | Lupinus albifronsBenth. var.albifrons |
| Lupinus mexicanus Cerv. ex Lag. | | a | | Lupinus mexicanusCerv. ex Lag. | |
| Lupinus coriaceus Benth. | | a | | Lupinus coriaceusBenth. | |
| Lupinus eminens Greene | Lupinus albifrons Benth. var. albifrons | | | Lupinus eminensGreene | Lupinus albifronsBenth. var.albifrons |
| Lupinus argenteus Pursh subsp. rubricaulis (Greene) L. W. Hess & D. B. Dunn | Lupinus argenteus Pursh var. rubricaulis (Greene) S. L. Welsh | | i | Lupinus argenteusPursh subsp. rubricaulis (Greene) L. W. Hess & D. B. Dunn | Lupinus argenteusPursh var.rubricaulis (Greene) S. L. Welsh |
| Lupinus rubricaulis Greene | Lupinus argenteus Pursh var. rubricaulis (Greene) S. L. Welsh | | | Lupinus rubricaulisGreene | Lupinus argenteusPursh var.rubricaulis (Greene) S. L. Welsh |
| Lupinus westianus Small | | a | | Lupinus westianusSmall | |
| Lupinus westianus Small var. westianus | | a | i | Lupinus westianusSmall var.westianus | |
| Lupinus westianus Small var. aridorum (McFarlin ex Beckner) Isely | | a | i | Lupinus westianusSmall var.aridorum (McFarlin ex Beckner) Isely | |
| Lupinus aridorum McFarlin ex Beckner | Lupinus westianus Small var. aridorum (McFarlin ex Beckner) Isely | | | Lupinus aridorumMcFarlin ex Beckner | Lupinus westianusSmall var.aridorum (McFarlin ex Beckner) Isely |
| Lupinus sparsiflorus Benth. | | a | | Lupinus sparsiflorusBenth. | |
| Lupinus arizonicus (S. Watson) S. Watson | | a | | Lupinus arizonicus(S. Watson) S. Watson | |
| Lupinus concinnus J. Agardh var. arizonicus S. Watson | Lupinus arizonicus (S. Watson) S. Watson | | i | Lupinus concinnusJ. Agardh var.arizonicus S. Watson | Lupinus arizonicus(S. Watson) S. Watson |
| Lupinus palmeri S. Watson | Lupinus argenteus Pursh var. palmeri (S. Watson) Barneby | | | Lupinus palmeriS. Watson | Lupinus argenteusPursh var.palmeri (S. Watson) Barneby |
| Lupinus texensis Hook. | | a | | Lupinus texensisHook. | |
| Lupinus arcticus S. Watson | | a | | Lupinus arcticusS. Watson | |
| Lupinus densiflorus Benth. var. aureus (Kellogg) Munz | Lupinus microcarpus Sims var. densiflorus (Benth.) Jeps. | | i | Lupinus densiflorusBenth. var.aureus (Kellogg) Munz | Lupinus microcarpusSims var.densiflorus (Benth.) Jeps. |
| Lupinus digitatus Forssk. | | a | | Lupinus digitatusForssk. | |
| Lupinus tidestromii Greene | | a | | Lupinus tidestromiiGreene | |
| Lupinus citrinus Kellogg | | a | | Lupinus citrinusKellogg | |
| Lupinus biddlei L. F. Hend. ex C. P. Sm. | Lupinus polyphyllus Lindl. var. prunophilus (M. E. Jones) L. Ll. Phillips | | | Lupinus biddleiL. F. Hend. ex C. P. Sm. | Lupinus polyphyllusLindl. var.prunophilus (M. E. Jones) L. Ll. Phillips |
| Lupinus polyphyllus Lindl. var. polyphyllus | | a | i | Lupinus polyphyllusLindl. var.polyphyllus | |
| Lupinus polyphyllus Lindl. var. humicola (A. Nelson) Barneby | | a | i | Lupinus polyphyllusLindl. var.humicola (A. Nelson) Barneby | |
| Lupinus lepidus Douglas ex Lindl. var. lepidus | | a | i | Lupinus lepidusDouglas ex Lindl. var.lepidus | |
| Lupinus lepidus Douglas ex Lindl. var. lobbii (A. Gray ex S. Watson) C. L. Hitchc. | | a | i | Lupinus lepidusDouglas ex Lindl. var.lobbii (A. Gray ex S. Watson) C. L. Hitchc. | |
| Lupinus lepidus Douglas ex Lindl. var. utahensis (S. Watson) C. L. Hitchc. | | a | i | Lupinus lepidusDouglas ex Lindl. var.utahensis (S. Watson) C. L. Hitchc. | |
| Lupinus lepidus Douglas ex Lindl. var. aridus (Douglas) Jeps. | | a | i | Lupinus lepidusDouglas ex Lindl. var.aridus (Douglas) Jeps. | |
| Lupinus aridus Douglas var. lobbii A. Gray ex S. Watson | Lupinus lepidus Douglas ex Lindl. var. lobbii (A. Gray ex S. Watson) C. L. Hitchc. | | i | Lupinus aridusDouglas var.lobbii A. Gray ex S. Watson | Lupinus lepidusDouglas ex Lindl. var.lobbii (A. Gray ex S. Watson) C. L. Hitchc. |
| Lupinus aridus Douglas var. utahensis S. Watson | Lupinus lepidus Douglas ex Lindl. var. utahensis (S. Watson) C. L. Hitchc. | | i | Lupinus aridusDouglas var.utahensis S. Watson | Lupinus lepidusDouglas ex Lindl. var.utahensis (S. Watson) C. L. Hitchc. |
| Lupinus microcarpus Sims var. microcarpus | | a | i | Lupinus microcarpusSims var.microcarpus | |
| Lupinus microcarpus Sims var. densiflorus (Benth.) Jeps. | | a | i | Lupinus microcarpusSims var.densiflorus (Benth.) Jeps. | |
| Lupinus menziesii J. Agardh var. aureus Kellogg | Lupinus microcarpus Sims var. densiflorus (Benth.) Jeps. | | i | Lupinus menziesiiJ. Agardh var.aureus Kellogg | Lupinus microcarpusSims var.densiflorus (Benth.) Jeps. |
| Lupinus densiflorus Benth. | Lupinus microcarpus Sims var. densiflorus (Benth.) Jeps. | | | Lupinus densiflorusBenth. | Lupinus microcarpusSims var.densiflorus (Benth.) Jeps. |
| Lupinus villosus Willd. | | a | | Lupinus villosusWilld. | |
| Lupinus argenteus Pursh var. rubricaulis (Greene) S. L. Welsh | | a | i | Lupinus argenteusPursh var.rubricaulis (Greene) S. L. Welsh | |
| Lupinus argenteus Pursh var. heteranthus (S. Watson) Barneby | | a | i | Lupinus argenteusPursh var.heteranthus (S. Watson) Barneby | |
| Lupinus meionanthus A. Gray var. heteranthus S. Watson | Lupinus argenteus Pursh var. heteranthus (S. Watson) Barneby | | i | Lupinus meionanthusA. Gray var.heteranthus S. Watson | Lupinus argenteusPursh var.heteranthus (S. Watson) Barneby |
| Lupinus argenteus Pursh var. montigenus (A. Heller) Barneby | | a | i | Lupinus argenteusPursh var.montigenus (A. Heller) Barneby | |
| Lupinus argenteus Pursh var. holosericeus (Nutt.) Barneby | | a | i | Lupinus argenteusPursh var.holosericeus (Nutt.) Barneby | |
| Lupinus argenteus Pursh var. palmeri (S. Watson) Barneby | | a | i | Lupinus argenteusPursh var.palmeri (S. Watson) Barneby | |
| Lupinus variicolor Steud. | | a | | Lupinus variicolorSteud. | |
| Lupinus anatolicus W. Swiecicki & W. K. Swiecicki | | a | | Lupinus anatolicusW. Swiecicki & W. K. Swiecicki | |
| Lupinus argenteus Pursh subsp. spathulatus (Rydb.) L. W. Hess & D. B. Dunn | Lupinus argenteus Pursh var. argentatus (Rydb.) Barneby | | i | Lupinus argenteusPursh subsp. spathulatus (Rydb.) L. W. Hess & D. B. Dunn | Lupinus argenteusPursh var.argentatus (Rydb.) Barneby |
| Lupinus caudatus Kellogg subsp. cutleri (Eastw.) L. W. Hess & D. B. Dunn | Lupinus argenteus Pursh | | i | Lupinus caudatusKellogg subsp. cutleri (Eastw.) L. W. Hess & D. B. Dunn | Lupinus argenteusPursh |
| Lupinus concinnus J. Agardh subsp. orcuttii (S. Watson) D. B. Dunn | | a | i | Lupinus concinnusJ. Agardh subsp. orcuttii (S. Watson) D. B. Dunn | |
| Lupinus fulcratus Greene | | a | | Lupinus fulcratusGreene | |
| Lupinus parviflorus Nutt. ex Hook. & Arn. subsp. myrianthus (Greene) Harmon var. myrianthus Harmon | | a | i | Lupinus parviflorusNutt. ex Hook. & Arn. subsp. myrianthus (Greene) Harmon var.myrianthus Harmon | |
| Lupinus sparsiflorus Benth. subsp. mohavensis Dziekanowski & D. B. Dunn | Lupinus sparsiflorus Benth. | | i | Lupinus sparsiflorusBenth. subsp. mohavensis Dziekanowski & D. B. Dunn | Lupinus sparsiflorusBenth. |
| Lupinus arizonicus (S. Watson) S. Watson subsp. sonorensis J. A. Christian & D. B. Dunn | | a | i | Lupinus arizonicus(S. Watson) S. Watson subsp. sonorensis J. A. Christian & D. B. Dunn | |
| Lupinus caudatus Kellogg subsp. argophyllus L. Ll. Phillips | Lupinus argenteus Pursh var. argophyllus (A. Gray) S. Watson | | i | Lupinus caudatusKellogg subsp. argophyllus L. Ll. Phillips | Lupinus argenteusPursh var.argophyllus (A. Gray) S. Watson |
| Lupinus diffusus Nutt. | | a | | Lupinus diffususNutt. | |
| Lupinus formosus Greene | | a | | Lupinus formosusGreene | |
| Lupinus havardii S. Watson | | a | | Lupinus havardiiS. Watson | |
| Lupinus neomexicanus Greene | | a | | Lupinus neomexicanusGreene | |
| Lupinus shockleyi S. Watson | | a | | Lupinus shockleyiS. Watson | |
| Lupinus polyphyllus Lindl. var. grandifolius Lindl. ex J. Agardh | Lupinus polyphyllus Lindl. var. polyphyllus | | i | Lupinus polyphyllusLindl. var.grandifolius Lindl. ex J. Agardh | Lupinus polyphyllusLindl. var.polyphyllus |
| Lupinus polyphyllus Lindl. var. pallidipes (A. Heller) C. P. Sm. | | a | i | Lupinus polyphyllusLindl. var.pallidipes (A. Heller) C. P. Sm. | |
| Lupinus angustifolius L. subsp. reticulatus (Desv.) Arcang. | | a | i | Lupinus angustifoliusL. subsp. reticulatus (Desv.) Arcang. | |
| Lupinus angustifolius L. subsp. angustifolius | | a | i | Lupinus angustifoliusL. subsp. angustifolius | |
| Lupinus polyphyllus Lindl. var. albiflorus Lindl. | Lupinus polyphyllus Lindl. | | i | Lupinus polyphyllusLindl. var.albiflorus Lindl. | Lupinus polyphyllusLindl. |
| Lupinus argenteus Pursh var. argophyllus (A. Gray) S. Watson | | a | i | Lupinus argenteusPursh var.argophyllus (A. Gray) S. Watson | |
| Lupinus argenteus Pursh var. argentatus (Rydb.) Barneby | | a | i | Lupinus argenteusPursh var.argentatus (Rydb.) Barneby | |
| Lupinus spathulatus Rydb. | Lupinus argenteus Pursh var. argentatus (Rydb.) Barneby | | | Lupinus spathulatusRydb. | Lupinus argenteusPursh var.argentatus (Rydb.) Barneby |
| Lupinus cyaneus Rydb. | Lupinus leucophyllus Douglas ex Lindl. | | | Lupinus cyaneusRydb. | Lupinus leucophyllusDouglas ex Lindl. |
| Lupinus cumulicola Small | Lupinus diffusus Nutt. | | | Lupinus cumulicolaSmall | Lupinus diffususNutt. |
| Lupinus onustus S. Watson | | a | | Lupinus onustusS. Watson | |
| Lupinus laxiflorus auct. | Lupinus arbustus Douglas ex Lindl. | | | Lupinus laxiflorusauct. | Lupinus arbustusDouglas ex Lindl. |
| Lupinus greenei A. Nelson | Lupinus argenteus Pursh var. heteranthus (S. Watson) Barneby | | | Lupinus greeneiA. Nelson | Lupinus argenteusPursh var.heteranthus (S. Watson) Barneby |
| Lupinus plattensis S. Watson | | a | | Lupinus plattensisS. Watson | |
| Lupinus campestris Schltdl. & Cham. | | a | | Lupinus campestrisSchltdl. & Cham. | |
| Lupinus truncatus Nutt. ex Hook. & Arn. | | a | | Lupinus truncatusNutt. ex Hook. & Arn. | |
| Lupinus arcticus S. Watson subsp. arcticus | | a | i | Lupinus arcticusS. Watson subsp. arcticus | |
| Lupinus arcticus S. Watson subsp. subalpinus (Piper & B. L. Rob.) D. B. Dunn | | a | i | Lupinus arcticusS. Watson subsp. subalpinus (Piper & B. L. Rob.) D. B. Dunn | |
| Lupinus subalpinus Piper & B. L. Rob. | Lupinus arcticus S. Watson subsp. subalpinus (Piper & B. L. Rob.) D. B. Dunn | | | Lupinus subalpinusPiper & B. L. Rob. | Lupinus arcticusS. Watson subsp. subalpinus (Piper & B. L. Rob.) D. B. Dunn |
| Lupinus antoninus Eastw. | | a | | Lupinus antoninusEastw. | |
| Lupinus argenteus Pursh var. fulvomaculatus (Payson) Barneby | | a | i | Lupinus argenteusPursh var.fulvomaculatus (Payson) Barneby | |
| Lupinus argenteus Pursh subsp. ingratus (Greene) Harmon | Lupinus argenteus Pursh var. fulvomaculatus (Payson) Barneby | | i | Lupinus argenteusPursh subsp. ingratus (Greene) Harmon | Lupinus argenteusPursh var.fulvomaculatus (Payson) Barneby |
| Lupinus ingratus Greene | Lupinus argenteus Pursh var. fulvomaculatus (Payson) Barneby | | | Lupinus ingratusGreene | Lupinus argenteusPursh var.fulvomaculatus (Payson) Barneby |
| Lupinus bicolor Lindl. subsp. tridentatus (Eastw. ex C. P. Sm.) D. B. Dunn | Lupinus bicolor Lindl. | | i | Lupinus bicolorLindl. subsp. tridentatus (Eastw. ex C. P. Sm.) D. B. Dunn | Lupinus bicolorLindl. |
| Lupinus brevicaulis S. Watson | | a | | Lupinus brevicaulisS. Watson | |
| Lupinus covillei Greene | | a | | Lupinus covilleiGreene | |
| Lupinus polyphyllus Lindl. subsp. bernardinus (Abrams ex C. P. Sm.) Munz | Lupinus polyphyllus Lindl. var. burkei (S. Watson) C. L. Hitchc. | | i | Lupinus polyphyllusLindl. subsp. bernardinus (Abrams ex C. P. Sm.) Munz | Lupinus polyphyllusLindl. var.burkei (S. Watson) C. L. Hitchc. |
| Lupinus varius auct. | Lupinus cosentinii Guss. | | | Lupinus variusauct. | Lupinus cosentiniiGuss. |
| Lupinus bogotensis Benth. | | a | | Lupinus bogotensisBenth. | |
| Lupinus alopecuroides Desr. | | a | | Lupinus alopecuroidesDesr. | |
| Lupinus benthamii A. Heller | | a | | Lupinus benthamiiA. Heller | |
| Lupinus ballianus C. P. Sm. | | a | | Lupinus ballianusC. P. Sm. | |
| Lupinus breviscapus Ulbr. | | a | | Lupinus breviscapusUlbr. | |
| Lupinus celsimontanus C. P. Sm. | | a | | Lupinus celsimontanusC. P. Sm. | |
| Lupinus subacaulis Griseb. | | a | | Lupinus subacaulisGriseb. | |
| Lupinus chilensis C. P. Sm. | Lupinus subacaulis Griseb. | | | Lupinus chilensisC. P. Sm. | Lupinus subacaulisGriseb. |
| Lupinus buchtienii Rusby | | a | | Lupinus buchtieniiRusby | |
| Lupinus chlorolepis C. P. Sm. | | a | | Lupinus chlorolepisC. P. Sm. | |
| Lupinus conicus C. P. Sm. | | a | | Lupinus conicusC. P. Sm. | |
| Lupinus eriocladus Ulbr. | | a | | Lupinus eriocladusUlbr. | |
| Lupinus microphyllus Desr. | | a | | Lupinus microphyllusDesr. | |
| Lupinus montanus Kunth | | a | | Lupinus montanusKunth | |
| Lupinus pasachoensis C. P. Sm. | | a | | Lupinus pasachoensisC. P. Sm. | |
| Lupinus pulvinaris Ulbr. | | a | | Lupinus pulvinarisUlbr. | |
| Lupinus ramosissimus Benth. | | a | | Lupinus ramosissimusBenth. | |
| Lupinus saxatilis Ulbr. | | a | | Lupinus saxatilisUlbr. | |
| Lupinus altimontanus C. P. Sm. | | a | | Lupinus altimontanusC. P. Sm. | |
| Lupinus antiplani C. P. Sm. | | a | | Lupinus antiplaniC. P. Sm. | |
| Lupinus bandelierae C. P. Sm. | | a | | Lupinus bandelieraeC. P. Sm. | |
| Lupinus bangii Rusby | | a | | Lupinus bangiiRusby | |
| Lupinus bolivianus C. P. Sm. | | a | | Lupinus bolivianusC. P. Sm. | |
| Lupinus cuspidatus Rusby | | a | | Lupinus cuspidatusRusby | |
| Lupinus fiebrigianus Ulbr. | | a | | Lupinus fiebrigianusUlbr. | |
| Lupinus guggenheimianus Rusby | | a | | Lupinus guggenheimianusRusby | |
| Lupinus herzogii Ulbr. | | a | | Lupinus herzogiiUlbr. | |
| Lupinus humifusus Sessé & Moc. ex G. Don | | a | | Lupinus humifususSessé & Moc. ex G. Don | |
| Lupinus imminutus C. P. Sm. | | a | | Lupinus imminutusC. P. Sm. | |
| Lupinus macrostachys Rusby | Lupinus bolivianus C. P. Sm. | | | Lupinus macrostachysRusby | Lupinus bolivianusC. P. Sm. |
| Lupinus perissophytus C. P. Sm. | | a | | Lupinus perissophytusC. P. Sm. | |
| Lupinus purosericeus C. P. Sm. | | a | | Lupinus purosericeusC. P. Sm. | |
| Lupinus pycnostachys C. P. Sm. | | a | | Lupinus pycnostachysC. P. Sm. | |
| Lupinus rusbyanus C. P. Sm. | | a | | Lupinus rusbyanusC. P. Sm. | |
| Lupinus soratensis Rusby | | a | | Lupinus soratensisRusby | |
| Lupinus tarijensis Ulbr. | | a | | Lupinus tarijensisUlbr. | |
| Lupinus tominensis Wedd. | | a | | Lupinus tominensisWedd. | |
| Lupinus williamsianus C. P. Sm. | | a | | Lupinus williamsianusC. P. Sm. | |
| Lupinus concinnus J. Agardh subsp. concinnus | | a | i | Lupinus concinnusJ. Agardh subsp. concinnus | |
| Lupinus orcuttii S. Watson | Lupinus concinnus J. Agardh subsp. orcuttii (S. Watson) D. B. Dunn | | | Lupinus orcuttiiS. Watson | Lupinus concinnusJ. Agardh subsp. orcuttii (S. Watson) D. B. Dunn |
| Lupinus ananeanus Ulbr. | | a | | Lupinus ananeanusUlbr. | |
| Lupinus angustiflorus Eastw. | | a | | Lupinus angustiflorusEastw. | |
| Lupinus breweri A. Gray | | a | | Lupinus breweriA. Gray | |
| Lupinus chamissonis Eschsch. | | a | | Lupinus chamissonisEschsch. | |
| Lupinus exaltatus Zucc. | | a | | Lupinus exaltatusZucc. | |
| Lupinus flavoculatus A. Heller | | a | | Lupinus flavoculatusA. Heller | |
| Lupinus grayi (S. Watson) S. Watson | | a | | Lupinus grayi(S. Watson) S. Watson | |
| Lupinus heptaphyllus (Vell.) Hassl. | Crotalaria spp. | | | Lupinus heptaphyllus(Vell.) Hassl. | Crotalaria spp. |
| Lupinus kingii S. Watson | | a | | Lupinus kingiiS. Watson | |
| Lupinus meridanus Moritz ex C. P. Sm. | | a | | Lupinus meridanusMoritz ex C. P. Sm. | |
| Lupinus sabulosus A. Heller | Lupinus bicolor Lindl. subsp. umbellatus (Greene) D. B. Dunn | | | Lupinus sabulosusA. Heller | Lupinus bicolorLindl. subsp. umbellatus (Greene) D. B. Dunn |
| Lupinus spectabilis Hoover | | a | | Lupinus spectabilisHoover | |
| Lupinus vallicola A. Heller | Lupinus nanus Douglas ex Benth. | | | Lupinus vallicolaA. Heller | Lupinus nanusDouglas ex Benth. |
| Lupinus bicolor Lindl. subsp. microphyllus (S. Watson) D. B. Dunn | | a | i | Lupinus bicolorLindl. subsp. microphyllus (S. Watson) D. B. Dunn | |
| Lupinus bicolor Lindl. subsp. pipersmithii (A. Heller) D. B. Dunn | | a | i | Lupinus bicolorLindl. subsp. pipersmithii (A. Heller) D. B. Dunn | |
| Lupinus bicolor Lindl. subsp. umbellatus (Greene) D. B. Dunn | | a | i | Lupinus bicolorLindl. subsp. umbellatus (Greene) D. B. Dunn | |
| Lupinus latifolius J. Agardh subsp. latifolius | Lupinus latifolius J. Agardh | | i | Lupinus latifoliusJ. Agardh subsp. latifolius | Lupinus latifoliusJ. Agardh |
| Lupinus pusillus Pursh subsp. intermontanus (A. Heller) D. B. Dunn | | a | i | Lupinus pusillusPursh subsp. intermontanus (A. Heller) D. B. Dunn | |
| Lupinus vallicola A. Heller subsp. apricus (Greene) D. B. Dunn | Lupinus nanus Douglas ex Benth. | | i | Lupinus vallicolaA. Heller subsp. apricus (Greene) D. B. Dunn | Lupinus nanusDouglas ex Benth. |
| Lupinus lepidus Douglas ex Lindl. var. confertus (Kellogg) C. P. Sm. | | a | i | Lupinus lepidusDouglas ex Lindl. var.confertus (Kellogg) C. P. Sm. | |
| Lupinus lepidus Douglas ex Lindl. var. sellulus (Kellogg) Barneby | | a | i | Lupinus lepidusDouglas ex Lindl. var.sellulus (Kellogg) Barneby | |
| Lupinus perennis L. var. occidentalis S. Watson | | a | i | Lupinus perennisL. var.occidentalis S. Watson | |
| Lupinus californicus hort. | Lupinus arboreus Sims | | | Lupinus californicushort. | Lupinus arboreusSims |
| Lupinus confertus Kellogg | Lupinus lepidus Douglas ex Lindl. var. confertus (Kellogg) C. P. Sm. | | | Lupinus confertusKellogg | Lupinus lepidusDouglas ex Lindl. var.confertus (Kellogg) C. P. Sm. |
| Lupinus sellulus Kellogg | Lupinus lepidus Douglas ex Lindl. var. sellulus (Kellogg) Barneby | | | Lupinus sellulusKellogg | Lupinus lepidusDouglas ex Lindl. var.sellulus (Kellogg) Barneby |
| Lupinus sellulus Kellogg var. lobbii (A. Gray ex S. Watson) B. J. Cox | Lupinus lepidus Douglas ex Lindl. var. lobbii (A. Gray ex S. Watson) C. L. Hitchc. | | i | Lupinus sellulusKellogg var.lobbii (A. Gray ex S. Watson) B. J. Cox | Lupinus lepidusDouglas ex Lindl. var.lobbii (A. Gray ex S. Watson) C. L. Hitchc. |
| Lupinus rivularis Douglas ex Lindl. var. latifolius (J. Agardh) S. Watson | Lupinus latifolius J. Agardh | | i | Lupinus rivularisDouglas ex Lindl. var.latifolius (J. Agardh) S. Watson | Lupinus latifoliusJ. Agardh |
| Lupinus nipomensis Eastw. | | a | | Lupinus nipomensisEastw. | |
| Lupinus sulphureus Douglas subsp. kincaidii (C. P. Sm.) L. Ll. Phillips | | a | i | Lupinus sulphureusDouglas subsp. kincaidii (C. P. Sm.) L. Ll. Phillips | |
| Lupinus sulphureus Douglas subsp. sulphureus | | a | i | Lupinus sulphureusDouglas subsp. sulphureus | |
| Lupinus sulphureus Douglas subsp. subsaccatus (Suksd.) L. Ll. Phillips | | a | i | Lupinus sulphureusDouglas subsp. subsaccatus (Suksd.) L. Ll. Phillips | |
| Lupinus bingenensis Suksd. var. subsaccatus Suksd. | Lupinus sulphureus Douglas subsp. subsaccatus (Suksd.) L. Ll. Phillips | | i | Lupinus bingenensisSuksd. var.subsaccatus Suksd. | Lupinus sulphureusDouglas subsp. subsaccatus (Suksd.) L. Ll. Phillips |
| Lupinus oreganus A. Heller var. kincaidii C. P. Sm. | Lupinus sulphureus Douglas subsp. kincaidii (C. P. Sm.) L. Ll. Phillips | | i | Lupinus oreganusA. Heller var.kincaidii C. P. Sm. | Lupinus sulphureusDouglas subsp. kincaidii (C. P. Sm.) L. Ll. Phillips |
| Lupinus excubitus M. E. Jones | | a | | Lupinus excubitusM. E. Jones | |
| Lupinus argenteus Pursh var. hillii (Greene) Barneby | | a | i | Lupinus argenteusPursh var.hillii (Greene) Barneby | |
| Lupinus hillii Greene | Lupinus argenteus Pursh var. hillii (Greene) Barneby | | | Lupinus hilliiGreene | Lupinus argenteusPursh var.hillii (Greene) Barneby |
| Lupinus subvexus C. P. Sm. | Lupinus microcarpus Sims var. microcarpus | | | Lupinus subvexusC. P. Sm. | Lupinus microcarpusSims var.microcarpus |
| Lupinus oreganus A. Heller | Lupinus sulphureus Douglas subsp. kincaidii (C. P. Sm.) L. Ll. Phillips | | | Lupinus oreganusA. Heller | Lupinus sulphureusDouglas subsp. kincaidii (C. P. Sm.) L. Ll. Phillips |
| Lupinus ×regalis Bergmans | | a | | Lupinus regalisBergmans | |
| Lupinus polyphyllus Lindl. var. ammophilus (Greene) Barneby | Lupinus ammophilus Greene var. ammophilus | | i | Lupinus polyphyllusLindl. var.ammophilus (Greene) Barneby | Lupinus ammophilusGreene var.ammophilus |
| Lupinus ammophilus Greene | | a | | Lupinus ammophilusGreene | |
| Lupinus ammophilus Greene var. ammophilus | | a | i | Lupinus ammophilusGreene var.ammophilus | |
| Lupinus ammophilus Greene var. crassus (Payson) Isely | | a | i | Lupinus ammophilusGreene var.crassus (Payson) Isely | |
| Lupinus crassus Payson | Lupinus ammophilus Greene var. crassus (Payson) Isely | | | Lupinus crassusPayson | Lupinus ammophilusGreene var.crassus (Payson) Isely |
| Lupinus piurensis C. P. Sm. | | a | | Lupinus piurensisC. P. Sm. | |
| Lupinus mollendoensis Ulbr. | | a | | Lupinus mollendoensisUlbr. | |
| Lupinus albescens Hook. & Arn. | | a | | Lupinus albescensHook. & Arn. | |
| Lupinus solanagrorum C. P. Sm. | | a | | Lupinus solanagrorumC. P. Sm. | |
| Lupinus tomentosus DC. | | a | | Lupinus tomentosusDC. | |
| Lupinus semperflorens Hartw. ex Benth. | | a | | Lupinus semperflorensHartw. ex Benth. | |
| Lupinus mantaroensis C. P. Sm. | | a | | Lupinus mantaroensisC. P. Sm. | |
| Lupinus arvensis Benth. | | a | | Lupinus arvensisBenth. | |
| Lupinus lindleyanus J. Agardh | | a | | Lupinus lindleyanusJ. Agardh | |
| Lupinus chachas Ochoa ex C. P. Sm. | | a | | Lupinus chachasOchoa ex C. P. Sm. | |
| Lupinus praestabilis C. P. Sm. | | a | | Lupinus praestabilisC. P. Sm. | |
| Lupinus prostratus J. Agardh | | a | | Lupinus prostratusJ. Agardh | |
| Lupinus misticola Ulbr. | | a | | Lupinus misticolaUlbr. | |
| Lupinus chrysanthus Ulbr. | | a | | Lupinus chrysanthusUlbr. | |
| Lupinus huigrensis Rose ex C. P. Sm. | | a | | Lupinus huigrensisRose ex C. P. Sm. | |
| Lupinus huaronensis J. F. Macbr. | | a | | Lupinus huaronensisJ. F. Macbr. | |
| Lupinus sarmentosus Desr. | | a | | Lupinus sarmentosusDesr. | |
| Lupinus nubigenus Kunth | | a | | Lupinus nubigenusKunth | |
| Lupinus tarapacensis C. P. Sm. | | a | | Lupinus tarapacensisC. P. Sm. | |
| Lupinus ellsworthianus C. P. Sm. | | a | | Lupinus ellsworthianusC. P. Sm. | |
| Lupinus weberbaueri Ulbr. | | a | | Lupinus weberbaueriUlbr. | |
| Lupinus smithianus Kunth | | a | | Lupinus smithianusKunth | |
| Lupinus carazensis Ulbr. | | a | | Lupinus carazensisUlbr. | |
| Lupinus hornemannii J. Agardh | | a | | Lupinus hornemanniiJ. Agardh | |
| Lupinus matucanicus Ulbr. | | a | | Lupinus matucanicusUlbr. | |
| Lupinus peruvianus Ulbr. | | a | | Lupinus peruvianusUlbr. | |
| Lupinus huachucanus M. E. Jones | | a | | Lupinus huachucanusM. E. Jones | |
| Lupinus pickeringii A. Gray | | a | | Lupinus pickeringiiA. Gray | |
| Lupinus pinguis Ulbr. | | a | | Lupinus pinguisUlbr. | |
| Lupinus pipersmithianus J. F. Macbr. | | a | | Lupinus pipersmithianusJ. F. Macbr. | |
| Lupinus romasanus Ulbr. | | a | | Lupinus romasanusUlbr. | |
| Lupinus rupestris Kunth | | a | | Lupinus rupestrisKunth | |
| Lupinus revolutus C. P. Sm. | | a | | Lupinus revolutusC. P. Sm. | |
| Lupinus tauris Benth. | | a | | Lupinus taurisBenth. | |
| Lupinus foliolosus Benth. | | a | | Lupinus foliolosusBenth. | |
| Lupinus paynei Davidson | | a | | Lupinus payneiDavidson | |
| Lupinus argenteus Pursh var. laxiflorus (Douglas ex Lindl.) Dorn | Lupinus argenteus Pursh var. argentatus (Rydb.) Barneby | | i | Lupinus argenteusPursh var.laxiflorus (Douglas ex Lindl.) Dorn | Lupinus argenteusPursh var.argentatus (Rydb.) Barneby |
| Lupinus fieldii Rose ex J. F. Macbr. | | a | | Lupinus fieldiiRose ex J. F. Macbr. | |
| Lupinus boyacensis C. P. Sm. | | a | | Lupinus boyacensisC. P. Sm. | |
| Lupinus interruptus Benth. | | a | | Lupinus interruptusBenth. | |
| Lupinus jamesonianus C. P. Sm. | | a | | Lupinus jamesonianusC. P. Sm. | |
| Lupinus otto-buchtienii C. P. Sm. | | a | | Lupinus otto-buchtieniiC. P. Sm. | |
| Lupinus chocontensis C. P. Sm. | | a | | Lupinus chocontensisC. P. Sm. | |
| Lupinus monserratensis C. P. Sm. | | a | | Lupinus monserratensisC. P. Sm. | |
| Lupinus luteus L. subsp. orientalis Kazim. & E. M. Kazim. | Lupinus luteus L. | | i | Lupinus luteusL. subsp. orientalis Kazim. & E. M. Kazim. | Lupinus luteusL. |
| Lupinus somaliensis Baker | | a | | Lupinus somaliensisBaker | |
| Lupinus constancei T. W. Nelson & J. P. Nelson | | a | | Lupinus constanceiT. W. Nelson & J. P. Nelson | |
| Lupinus subvexus C. P. Sm. var. transmontanus C. P. Sm. | Lupinus microcarpus Sims var. microcarpus | | i | Lupinus subvexusC. P. Sm. var.transmontanus C. P. Sm. | Lupinus microcarpusSims var.microcarpus |
| Lupinus subvexus C. P. Sm. var. subvexus | Lupinus microcarpus Sims var. microcarpus | | i | Lupinus subvexusC. P. Sm. var.subvexus | Lupinus microcarpusSims var.microcarpus |
| Lupinus apricus Greene | Lupinus nanus Douglas ex Benth. | | | Lupinus apricusGreene | Lupinus nanusDouglas ex Benth. |
| Lupinus vallicola A. Heller subsp. vallicola | Lupinus nanus Douglas ex Benth. | | i | Lupinus vallicolaA. Heller subsp. vallicola | Lupinus nanusDouglas ex Benth. |
| Lupinus micranthus Douglas ex Lindl. var. microphyllus S. Watson | Lupinus bicolor Lindl. subsp. microphyllus (S. Watson) D. B. Dunn | | i | Lupinus micranthusDouglas ex Lindl. var.microphyllus S. Watson | Lupinus bicolorLindl. subsp. microphyllus (S. Watson) D. B. Dunn |
| Lupinus pipersmithii A. Heller | Lupinus bicolor Lindl. subsp. pipersmithii (A. Heller) D. B. Dunn | | | Lupinus pipersmithiiA. Heller | Lupinus bicolorLindl. subsp. pipersmithii (A. Heller) D. B. Dunn |
| Lupinus umbellatus Greene | Lupinus bicolor Lindl. subsp. umbellatus (Greene) D. B. Dunn | | | Lupinus umbellatusGreene | Lupinus bicolorLindl. subsp. umbellatus (Greene) D. B. Dunn |
| Lupinus intermontanus A. Heller | Lupinus pusillus Pursh subsp. intermontanus (A. Heller) D. B. Dunn | | | Lupinus intermontanusA. Heller | Lupinus pusillusPursh subsp. intermontanus (A. Heller) D. B. Dunn |
| Lupinus latifolius J. Agardh var. thompsonianus (C. P. Sm.) C. L. Hitchc. | | a | i | Lupinus latifoliusJ. Agardh var.thompsonianus (C. P. Sm.) C. L. Hitchc. | |
| Lupinus latifolius J. Agardh var. latifolius | | a | i | Lupinus latifoliusJ. Agardh var.latifolius | |
| Lupinus sericeus Pursh var. thompsonianus C. P. Sm. | Lupinus latifolius J. Agardh var. thompsonianus (C. P. Sm.) C. L. Hitchc. | | i | Lupinus sericeusPursh var.thompsonianus C. P. Sm. | Lupinus latifoliusJ. Agardh var.thompsonianus (C. P. Sm.) C. L. Hitchc. |
| Lupinus bakeri Greene | Lupinus sericeus Pursh | | | Lupinus bakeriGreene | Lupinus sericeusPursh |
| Lupinus parviflorus Nutt. ex Hook. & Arn. subsp. parviflorus | | a | i | Lupinus parviflorusNutt. ex Hook. & Arn. subsp. parviflorus | |
| Lupinus parviflorus Nutt. ex Hook. & Arn. | | a | | Lupinus parviflorusNutt. ex Hook. & Arn. | |
| Lupinus aridus Douglas var. aridus | Lupinus lepidus Douglas ex Lindl. var. aridus (Douglas) Jeps. | | i | Lupinus aridusDouglas var.aridus | Lupinus lepidusDouglas ex Lindl. var.aridus (Douglas) Jeps. |
| Lupinus albicaulis Douglas var. albicaulis | Lupinus albicaulis Douglas | | i | Lupinus albicaulisDouglas var.albicaulis | Lupinus albicaulisDouglas |
| Lupinus arbustus Douglas ex Lindl. subsp. arbustus | Lupinus arbustus Douglas ex Lindl. | | i | Lupinus arbustusDouglas ex Lindl. subsp. arbustus | Lupinus arbustusDouglas ex Lindl. |
| Lupinus argenteus Pursh subsp. argenteus | Lupinus argenteus Pursh var. argenteus | | i | Lupinus argenteusPursh subsp. argenteus | Lupinus argenteusPursh var.argenteus |
| Lupinus arizonicus (S. Watson) S. Watson subsp. arizonicus | | a | i | Lupinus arizonicus(S. Watson) S. Watson subsp. arizonicus | |
| Lupinus bicolor Lindl. subsp. bicolor | | a | i | Lupinus bicolorLindl. subsp. bicolor | |
| Lupinus bingenensis Suksd. | Lupinus sulphureus Douglas | | | Lupinus bingenensisSuksd. | Lupinus sulphureusDouglas |
| Lupinus bingenensis Suksd. var. bingenensis | Lupinus sulphureus Douglas | | i | Lupinus bingenensisSuksd. var.bingenensis | Lupinus sulphureusDouglas |
| Lupinus concinnus J. Agardh var. concinnus | Lupinus concinnus J. Agardh subsp. concinnus | | i | Lupinus concinnusJ. Agardh var.concinnus | Lupinus concinnusJ. Agardh subsp. concinnus |
| Lupinus densiflorus Benth. var. densiflorus | Lupinus microcarpus Sims var. densiflorus (Benth.) Jeps. | | i | Lupinus densiflorusBenth. var.densiflorus | Lupinus microcarpusSims var.densiflorus (Benth.) Jeps. |
| Lupinus lepidus Douglas ex Lindl. subsp. lepidus | Lupinus lepidus Douglas ex Lindl. var. lepidus | | i | Lupinus lepidusDouglas ex Lindl. subsp. lepidus | Lupinus lepidusDouglas ex Lindl. var.lepidus |
| Lupinus leucophyllus Douglas ex Lindl. var. leucophyllus | Lupinus leucophyllus Douglas ex Lindl. | | i | Lupinus leucophyllusDouglas ex Lindl. var.leucophyllus | Lupinus leucophyllusDouglas ex Lindl. |
| Lupinus luteus L. subsp. luteus | Lupinus luteus L. | | i | Lupinus luteusL. subsp. luteus | Lupinus luteusL. |
| Lupinus luteus L. var. luteus | Lupinus luteus L. | | i | Lupinus luteusL. var.luteus | Lupinus luteusL. |
| Lupinus micranthus Guss. var. micranthus | Lupinus micranthus Guss. | | i | Lupinus micranthusGuss. var.micranthus | Lupinus micranthusGuss. |
| Lupinus meionanthus A. Gray | Lupinus argenteus Pursh var. meionanthus (A. Gray) Barneby | | | Lupinus meionanthusA. Gray | Lupinus argenteusPursh var.meionanthus (A. Gray) Barneby |
| Lupinus meionanthus A. Gray var. meionanthus | Lupinus argenteus Pursh var. meionanthus (A. Gray) Barneby | | i | Lupinus meionanthusA. Gray var.meionanthus | Lupinus argenteusPursh var.meionanthus (A. Gray) Barneby |
| Lupinus argenteus Pursh var. meionanthus (A. Gray) Barneby | | a | i | Lupinus argenteusPursh var.meionanthus (A. Gray) Barneby | |
| Lupinus menziesii J. Agardh | Lupinus microcarpus Sims var. densiflorus (Benth.) Jeps. | | | Lupinus menziesiiJ. Agardh | Lupinus microcarpusSims var.densiflorus (Benth.) Jeps. |
| Lupinus menziesii J. Agardh var. menziesii | Lupinus microcarpus Sims var. densiflorus (Benth.) Jeps. | | i | Lupinus menziesiiJ. Agardh var.menziesii | Lupinus microcarpusSims var.densiflorus (Benth.) Jeps. |
| Lupinus oreganus A. Heller var. oreganus | Lupinus sulphureus Douglas subsp. kincaidii (C. P. Sm.) L. Ll. Phillips | | i | Lupinus oreganusA. Heller var.oreganus | Lupinus sulphureusDouglas subsp. kincaidii (C. P. Sm.) L. Ll. Phillips |
| Lupinus parviflorus Nutt. ex Hook. & Arn. var. parviflorus | | a | i | Lupinus parviflorusNutt. ex Hook. & Arn. var.parviflorus | |
| Lupinus perennis L. var. perennis | | a | i | Lupinus perennisL. var.perennis | |
| Lupinus polyphyllus Lindl. subsp. polyphyllus | Lupinus polyphyllus Lindl. var. polyphyllus | | i | Lupinus polyphyllusLindl. subsp. polyphyllus | Lupinus polyphyllusLindl. var.polyphyllus |
| Lupinus pusillus Pursh subsp. pusillus | | a | i | Lupinus pusillusPursh subsp. pusillus | |
| Lupinus rivularis Douglas ex Lindl. var. rivularis | Lupinus rivularis Douglas ex Lindl. | | i | Lupinus rivularisDouglas ex Lindl. var.rivularis | Lupinus rivularisDouglas ex Lindl. |
| Lupinus sellulus Kellogg var. sellulus | Lupinus lepidus Douglas ex Lindl. var. sellulus (Kellogg) Barneby | | i | Lupinus sellulusKellogg var.sellulus | Lupinus lepidusDouglas ex Lindl. var.sellulus (Kellogg) Barneby |
| Lupinus sparsiflorus Benth. subsp. sparsiflorus | Lupinus sparsiflorus Benth. | | i | Lupinus sparsiflorusBenth. subsp. sparsiflorus | Lupinus sparsiflorusBenth. |
| Lupinus cutleri Eastw. | Lupinus argenteus Pursh | | | Lupinus cutleriEastw. | Lupinus argenteusPursh |
| Lupinus gibertianus C. P. Sm. | | a | | Lupinus gibertianusC. P. Sm. | |
| Lupinus heptaphyllus auct. | Lupinus gibertianus C. P. Sm. | | | Lupinus heptaphyllusauct. | Lupinus gibertianusC. P. Sm. |
| Lupinus andersonii S. Watson var. grayi S. Watson | Lupinus grayi (S. Watson) S. Watson | | i | Lupinus andersoniiS. Watson var.grayi S. Watson | Lupinus grayi(S. Watson) S. Watson |
| Lupinus andersonii S. Watson var. andersonii | Lupinus andersonii S. Watson | | i | Lupinus andersoniiS. Watson var.andersonii | Lupinus andersoniiS. Watson |