Fleshy Lupine: Lupinus affinis (Synonyms: Lupinus nanus, Lupinus nanus var. carnosulus) -
Pine Lupine, Sickle-keeled Lupine: Lupinus albicaulis var. albicaulis (Synonym: Lupinus albicaulis) -
Drew's Silky Lupine, Drew's Silkykeel Lupine, Sicklekeel Lupine: Lupinus albicaulis var. shastensis (Synonyms: Lupinus adsurgens, Lupinus dalesiae, Lupinus gormanii, Lupinus pumicola) -
White-leaved Lupine: Lupinus albifrons var. albifrons (Synonyms: Lupinus albifrons var. eminens, Lupinus albifrons var. fissicalyx, Lupinus albifrons var. flumineus, Lupinus fissicalyx) -
Anderson's Lupine: Lupinus andersonii (Synonyms: Lupinus formosus, Lupinus klamathensis) -
Longspur Lupine, Spur Lupine, Spurred Lupine: Lupinus arbustus (Synonyms: Lupinus amabilis, Lupinus arbustus ssp. arbustus, Lupinus arbustus ssp. arbustus var. arbustus, Lupinus arbustus ssp. arbustus var. montanus, Lupinus arbustus ssp. calcaratus, Lupinus arbustus ssp. neolaxiflorus, Lupinus arbustus ssp. pseudoparviflorus, Lupinus arbustus ssp. silvicola, Lupinus arbustus var. montanus, Lupinus argenteus ssp. argenteus var. laxiflorus, Lupinus argenteus var. laxiflorus, Lupinus caudatus, Lupinus caudatus var. submanes, Lupinus caudatus var. subtenellus, Lupinus laxiflorus, Lupinus laxiflorus ssp. laxiflorus, Lupinus laxiflorus var. calcaratus, Lupinus laxiflorus var. cognatus, Lupinus laxiflorus var. elmerianus, Lupinus laxiflorus var. laxiflorus, Lupinus laxiflorus var. lyleianus, Lupinus laxiflorus var. pseudoparviflorus, Lupinus laxiflorus var. silvicola, Lupinus lyleianus, Lupinus mucronulatus var. umatillensis, Lupinus sulphureus var. applegatianus) - Wildflower to three feet high. Leaves compound-palmate (like palm fronds). Flowers blue to purple, claw shaped, with a definite spur or pointed bump at the back of the flower. Flower stems are above the leaves in racemes (flowers come out of stem on all sides).
Seaside Lotus: Lupinus argenteus var. argenteus (Synonyms: Lupinus corymbosus, Lupinus johannis-howellii) -
Hill Lotus, Kellogg's Spurred Lupine: Lupinus aregenteus var. heteranthus (Synonyms: Lupinus caudatus, Lupinus caudatus var. caudatus, Lupinus hendersonii) -
Bicolor Lupine, Miniature Lupine, Small-flowered Lupine, Two-color Lupine: Lupinus bicolor (Synonyms: Lupinus bicolor ssp. bicolor, Lupinus hirsutulus, Lupinus micranthus var. bicolor, Lupinus nanus var. apricus, Lupinus polycarpus, Lupinus strigulosus, Lupinus vallicola ssp. apricus) -
Brewer's Lupine: Lupinus breweri (Synonym: Lupinus breweri var. breweri) -
Burke's Lupine, Large-leaved lupine, Many-leaved Lupine: Lupinus polyphyllus var. burkei (Synonyms: Lupinus burkei, Lupinus burkei ssp. burkei) -
Wyeth's Luine: Lupinus polyphyllus var. humicola (Synonyms: Lupinus arcticus var. humicola, Lupinus humicola, Lupinus rydbergii, Lupinus wyethii, Lupinus wyethii ssp. wyethii) -
Broadleaf Lupine, Broad-leaved Lupine, Common Broad-leaf Lupine: Lupinus latifolius var. latifolius (Synonyms: Lupinus alpicola, Lupinus latifolius var. columbianus, Lupinus latifolius ssp. latifolius, Lupinus latifolius var. ligulatus, Lupinus latifolius var. longipes) - Wildflower to four feet tall. Leaves compound-palmate (like palm fronds). Flowers blue to bluish-purple, often with a white patch at the base of the upper petals. Flowers irregular with a crab claw-like appearance. Flower stems are above the leaves in racemes (flowers come out of stem on all sides).
Arctic Lupine, Broadleaf Lupine, Cascade Lupine, Subalpine Lupine: Lupinus latifolius var. subalpinus (Synonyms: Lupinus arcticus var. subalpinus, Lupinus glacialis, Lupinus subalpinus, Lupinus volcanicus, Lupinus volcanicus var. rupestricola) -
Broadleaf Lupine: Lupinus latifolius var. viridifolius (Synonym: Lupinus latifolius var. barbatus) -
Hybrid Lupine: Lupinus latifolius x polyphyllus -
Hybrid Lupine: Lupinus latifolius x sericeus var. subalpinus -
Dry Ground Lupine, Prairie Lupine: Lupinus lepidus var. aridus (Synonym: Lupinus aridus var. aridus) -
Dwarf Lupine, Pacific Lupine: Lupinus lepidus var. lepidus (Synonyms: Lupinus lepidus ssp. lepidus, Lupinus minimus) -
Dwarf Lupine, Donner Lake Lupine, Prairie Lupine, Prostrate Lupine: Lupinus lepidus var. lobbii (Synonyms: Lupinus lyallii var. fruticulosus, Lupinus lyallii var. lobbii, Lupinus lyallii var. lyallii, Lupinus lyallii var. macroflorus, Lupinus minutifolius, Lupinus sellulus var. lobbii) -
Velvet Lupine, White-leaved Lupine, Wooly-leaved Lupine, Poison Lupine: Lupinus leucophyllus (Synonyms: Lupinus canescens, Lupinus cyaneus, Lupinus enodatus, Lupinus forslingii, Lupinus holosericeus var. amblyophyllus, Lupinus leucophyllus var. belliae, Lupinus leucophyllus var. canescens, Lupinus leucophyllus ssp. erectus, Lupinus leucophyllus ssp. leucophyllus, Lupinus leucophyllus ssp. leucophyllus var. canescens, Lupinus leucophyllus ssp. leucophyllus var. leucophyllus, Lupinus leucophyllus var. leucophyllus, Lupinus leucophyllus var. plumosus, Lupinus leucophyllus var. retrorsus, Lupinus leucophyllus var. tenuispicus, Lupinus macrostachys, Lupinus plumosus, Lupinus retrorsus)
Donner Lake Lupine: Lupinus lepidus var. sellulus (Synonyms: Lupinus cusickii ssp. brachypodus, Lupinus lyallii ssp. subpandens, Lupinus sellulus ssp. sellulus, Lupinus sellulus ssp. ursinus, Lupinus sellulus var. artulus, Lupinus sellulus var. medius, Lupinus sellulus var. sellulus) -
Bushy Yellow Lupine, Butter Lupine: Lupinus luteolus -
Chick Lupine: Lupinus microcarpus (Synonyms: Lupinus densiflorus, Lupinus densiflorus var. densiflorus, Lupinus microcarpus ssp. scopulorum, Lupinus microcarpus var. microcarpus, Lupinus microcarpus var. scopulorum, Lupinus subvexus, Lupinus subvexus var. transmontanus) -
Plumas Lupine: Lupinus onustus (Synonyms: Lupinus mucronulatus, Lupinus mucronulatus var. mucronulatus, Lupinus oreganus var. pusillulus, Lupinus sulphureus ssp. delnortensis) -
Kincaid's Lupine, Oregon Lupine: Lupinus oreganus (Synonyms: Lupinus leucopsis, Lupinus leucopsis var. hendersonianus, Lupinus oreganus var. kincaidii, Lupinus oreganus var. oreganus, Lupinus sulphureus ssp. kincaidii, Lupinus sulphureus var. kincaidii)
Small-flowered Lupine: Lupinus polycarpus (Synonym: Lupinus micranthus) -
Large-leaved Lupine, Many-leaved Lupine: Lupinus polyphyllus var. burkei (Synonym: Lupinus burkei ssp. burkei) -
Bigleaf Lupine, Large-leaved Lupine, Many-leaved Lupine: Lupinus polyphyllus var. polyphyllus (Synonyms: Lupinus matanuskensis, Lupinus polyphyllus var. pallidipes, Lupinus polyphyllus ssp. polyphyllus, Lupinus pseudopolyphyllus, Lupinus stationis, Lupinus superbus, Lupinus superbus var. bernardinus, Lupinus superbus var. elongatus) - Wildflower to 4 feet tall. Leaves compound-palmate (like palm fronds). Flowers are blue to bluish-purple, claw-shaped, found above the leaves in racemes (flowers come out of stem on all sides).
Meadow Lupine, Rock Lupine, Stony-ground Lupine: Lupinus polyphyllus var. saxosus (Synonyms: Lupinus saxosus, Lupinus saxosus var. saxosus, Lupins saxosus var. subsericeus, Lupinus subsericeus)
Hairy Bigleaf Lupine, Hairy Big-leaf Lupine, Large-leaved Lupine: Lupinus polyphyllus var. prunophilus (Synonyms: Lupinus arcticus var. prunophilus, Lupinus biddlei, Lupinus prunophilus, Lupinus wyethii, Lupinus wyethii var. prunophilus) -
Stream Lupine, Riverbank Lupine, River-bank Lupine: Lupinus rivularis (Synonyms: Lupinus amphibius, Lupinus lignipes) -
Silky Lupine: Lupinus sericeus (Synonyms: Lupinus alpicola, Lupinus buckinghamii, Lupinus fikeranus, Lupinus flavicaulis, Lupinus flexuosus, Lupinus huilcoflorus, Lupinus leucopsis, Lupinus leucopsis var. mollis, Lupinus leucopsis var. shermanensis, Lupinus ramosus, Lupinus ornatus, Lupinus sericeus ssp. sericeus, Lupinus sericeus var. fikeranus, Lupinus sericeus var. flexuosus, Lupinus sericeus var. sericeus, Lupinus sericeus var. subflexuosus, Lupinus sericeus var. wallowensis, Lupinus spiraeaphilus, Lupinus tuckerianus) -
Bingen Lupine, Sulfur Lupine, Whitish Lupine: Lupinus sulphureus ssp. subsaccatus (Synonyms: Lupinus bingenensis, Lupinus bingenensis var. subsaccatus, Lupinus leucopsis, Lupinus leucopsis var. bingenensis, Lupinus sulphureus var. bingenensis, Lupinus sulphureus var. subsaccatus, Lupinus sulphureus var. subsaccatus) -