1	"Annual, rarely living > 1 growing season"	2
1	"Perennial herb to shrub"	29
2	"Cotyledons sessile, persistent at plant base, disk- or cup-like, or deciduous, leaving circular scar; fruit generally ovoid; seeds generally 2, generally tubercled or wrinkled (fruit oblong; seeds 2--6 in <i>Lupinus odoratus</i>)"	3
2	"Cotyledons petioled, generally withering, generally deciduous, not leaving circular scar; fruit oblong; seeds generally > 2, smooth"	13
3	"Flowers distinctly whorled; bracts reflexed; upper keel margins ciliate near claw"	4
3	"Flowers not distinctly whorled; bracts not reflexed; upper keel margins glabrous"	8
4	"Stem generally not clearly hollow; lower keel margins as densely ciliate as upper; leaflets adaxially generally hairy; seed dark brown, tubercled"	5
4	"Stem clearly hollow at least below; lower keel margins glabrous or less ciliate than upper; leaflets adaxially glabrous; seed generally mottled, wrinkled or smooth"	6
5	"Plant 30--75 cm; petals generally pale yellow (+- pink or bright blue); NW, CaRF, e SnFrB and n SCoRI (Diablo Range), w WTR"	"Lupinus luteolus"
5	"Plant 100--200 cm; petals +- blue, in age +- yellow; NCoRO (Covelo, Mendocino Co.)"	"Lupinus milo-bakeri"
6	"Wings widely elliptic, not withering, in age translucent; lower keel margins ciliate near claw; calyx appendages 1--2 mm"	"Lupinus microcarpus var. horizontalis"
6	"Wings linear to oblanceolate, withering, in age not translucent; lower keel margins occasionally sparsely ciliate near claw; calyx appendages generally 0"	7
7	"Bracts short-appressed- to long-spreading-hairy; fruit +- spreading, generally on 1 side of axis"	"Lupinus microcarpus var. densiflorus"
7	"Bracts long-shaggy-hairy; fruit generally +- erect, generally on > 1 side of axis"	"Lupinus microcarpus var. microcarpus"
8	"Leaves basal; herbage sparsely hairy in youth, generally glabrous at flower; pedicel 3--5 mm --- GB, D"	"Lupinus odoratus"
8	"Leaves cauline, often crowded near base; herbage sparsely hairy to canescent; pedicel generally < 3 mm"	9
9	"Plant 1--2(3) cm; inflorescences (1)2-flowered; free blades of stipules < 1 mm; leaflets 2--7 mm --- MP"	"Lupinus uncialis"
9	"Plant 3--20 cm; inflorescences 3--many flowered; free blades of stipules > 1 mm; leaflets generally > 7 mm"	10
10	"Herbage canescent; upper calyx lip +- = lower; upper suture of fruit generally wavy and densely stiff-ciliate; fruit sides with hairs short, inflated, when dry scale-like --- D"	"Lupinus shockleyi"
10	"Herbage sparsely to densely +- long-hairy; upper calyx lip < lower; upper suture of fruit not obviously wavy and densely stiff-ciliate; fruit sides with hairs long, not inflated."	11
11	"Peduncle 0--1 cm; inflorescence < leaves; fruit oblong, narrowed between seeds --- GB (Modoc, Inyo cos.)"	"Lupinus pusillus var. intermontanus"
11	"Peduncle 2--5(10) cm; inflorescence > leaves; fruit ovate, not narrowed between seeds"	12
12	"Inflorescence 1--2.5 cm; pedicels 0.5--1.5 mm; calyx appendages present; seed smooth; s MP, W&I, e DMoj"	"Lupinus brevicaulis"
12	"Inflorescence 3--10 cm; pedicels 2--3 mm; calyx appendages 0; seed wrinkled; W&I, e DMoj"	"Lupinus flavoculatus"
13	"Lower and often upper margins of keel ciliate near claw, both glabrous near tip"	14
13	"Lower, upper keel margins glabrous or upper ciliate only near tip"	22
14	"Flowers whorled --- petals generally blue-purple (white, pink, lavender); c&s NW, GV, CW, SW"	"Lupinus succulentus"
14	"Flowers spiralled (if appearing +- whorled, pedicel bases clearly spiralled, not whorled)"	15
15	"Inflorescence < peduncle --- banner yellow, wings generally pink (+- white), keel white; SN, n SCoRO (Monterey Co.), SnGb, SnBr"	"Lupinus stiversii"
15	"Inflorescence generally > peduncle"	16
16	"Petals gold-yellow or white; pedicel recurving"	17
16	"Petals blue or dark pink to magenta; pedicel not recurving"	18
17	"Petals gold-yellow, drying translucent, +- purple; c SNF (Fresno, Madera cos.)"	"Lupinus citrinus var. citrinus"
17	"Petals white, pink- or lavender-tinged or not, banner occasionally drying translucent, yellow; c SNF (Mariposa Co.)"	"Lupinus citrinus var. deflexus"
18	"Herbage short-appressed- and stiff-spreading-stinging-hairy; leaflets 10--20 mm wide --- c&s CW (SnFrB, SCoRO, possibly others), SW"	"Lupinus hirsutissimus"
18	"Herbage not stiff-spreading-stinging-hairy; leaflets generally < 10 mm wide"	19
19	"Petiole flat, leaflet-like; keel tip stout, blunt, upper margins ciliate middle to claw --- c&s CW, SW"	"Lupinus truncatus"
19	"Petiole not flat, not leaflet-like; keel tip slender, pointed, upper margins generally glabrous"	20
20	"Pedicel 5--9 mm; bract 10--15 mm, >> flower bud --- SNF, Teh, deltaic GV, SCoRO"	"Lupinus benthamii"
20	"Pedicel < 5 mm; bract 3--8 mm, < to +- > flower bud"	21
21	"Leaflets 5--10 mm wide, adaxially glabrous; petals dark pink to magenta; e DMoj, DSon"	"Lupinus arizonicus"
21	"Leaflets 2--4 mm wide, adaxially hairy at least near margins; petals generally blue (+- pink); s SCoR, SW, DMoj"	"Lupinus sparsiflorus"
22	"Flowers spiralled; bracts generally persistent; upper keel margins generally glabrous"	23
22	"Flowers whorled at some or all nodes; bracts deciduous; upper keel margins generally ciliate near tip"	24
23	"Plant with central peduncle erect, lateral often decumbent; open or disturbed areas, burns, s SN, c&s CW, SW, D"	"Lupinus concinnus"
23	"Plant with peduncles decumbent; stable dunes, s CCo (Nipomo Dunes, sw San Luis Obispo Co.)"	"Lupinus nipomensis"
24	"Banner longer than wide; pedicel generally < 3 mm"	25
24	"Banner as wide as or wider than long; pedicel generally > 3 mm"	26
25	"Fruit generally 3--6 mm wide; keel generally ciliate on upper margins near tip; abundant, < 1600 m, CA-FP, DMoj"	"Lupinus bicolor"
25	"Fruit 6--9 mm wide; keel glabrous; uncommon, < 600 m, NCoRO, CaRF, SNF, SnFrB, SCoRO"	"Lupinus pachylobus"
26	"Upper keel margins with (occasionally inconspicuous) tooth near middle --- NCo, NCoR, CCo, SnFrB"	"Lupinus affinis"
26	"Upper keel margins without tooth"	27
27	"Fruit 4--7 mm wide --- < 1300 m"	"Lupinus nanus"
27	"Fruit 8--10 mm wide"	28
28	"Pedicel 4--5 mm; herbage sparsely hairy; ChI (San Clemente Island)"	"Lupinus guadalupensis"
28	"Pedicel 6--8 mm; herbage densely hairy; c SNF (Mariposa, Tuolumne cos.)"	"Lupinus spectabilis"
29	"Upper keel margin ciliate from claw to middle, glabrous from middle to tip"	30
29	"Upper keel margin glabrous or variously ciliate, but not as at 29."	36
30	"Plant fleshy; inflorescence 9--15 cm; open or disturbed areas; fruit 35--50 mm"	"Lupinus succulentus"
30	"Plant not fleshy; inflorescence 16--60 cm; open to shady, moist areas; fruit 20--45 mm"	31
31	"Flower 13--18 mm"	32
31	"Flower 8--14 mm"	33
32	"Stem densely hairy; SnFrB"	"Lupinus latifolius var. dudleyi"
32	"Stem subglabrous to sparsely strigose; c SNH, s SN, SW"	"Lupinus latifolius var. parishii"
33	"Flower 8--10 mm"	34
33	"Flower 10--14 mm"	35
34	"Stem glabrous to strigose; MP"	"Lupinus latifolius var. barbatus"
34	"Stem strigose; KR, CaR, MP"	"Lupinus latifolius var. viridifolius"
35	"Wings covering most of keel; plant 4--24 dm; SN, SNE"	"Lupinus latifolius var. columbianus"
35	"Wings not covering most of keel; plant 3--12 dm; NW, CW, SW"	"Lupinus latifolius var. latifolius"
36	"Calyx with spur 1--3 mm"	37
36	"Calyx with bulge or spur 0--1 mm"	38
37	"Wings with dense patch of hair outside near tip; leaf green, strigose; CaRH, SNH, SnGb, GB"	"Lupinus arbustus"
37	"Wings glabrous; leaf silver-silky; c SNH, GB"	"Lupinus argenteus var. heteranthus"
38	"Banner back generally hairy (best seen in buds)"	39
38	"Banner back +- glabrous"	68
39	"Upper keel margin +- glabrous"	40
39	"Upper keel margin ciliate"	46
40	"Stem prostrate to decumbent, generally < 4 dm"	"Lupinus albifrons var. collinus"
40	"Stem erect, generally > 4 dm"	41
41	"Shrub --- coastal strand, dunes"	"Lupinus chamissonis"
41	"Perennial herb"	42
42	"Leaf green"	43
42	"Leaf silver- to white-hairy"	44
43	"Petals pale yellow to orange-yellow; CaRH, n&c SNH, GB"	"Lupinus angustiflorus"
43	"Petals white to purple; n SNH"	"Lupinus apertus"
44	"Petals generally yellow; n SNH (Plumas Co.)"	"Lupinus dalesiae"
44	"Petals cream-yellow to -white, pale yellow, lavender, or blue; s SNH, TR, SNE;"	45
45	"Petals lavender to blue; 1500--3000 m; s SNH, TR"	"Lupinus elatus"
45	"Petals cream to pale yellow; generally > 2500 m; generally c SNH (n Inyo Co.)"	"Lupinus padre-crowleyi"
46	"Subshrub or shrub"	47
46	"Perennial herb"	56
47	"Keel generally lobed near base; flower 9--18 mm; s SNH, Teh, SW, SNE, D"	48
47	"Keel generally unlobed near base; flower 9--16 mm; CA-FP"	52
48	"Shrub, generally > 7 dm"	49
48	"Subshrub, generally < 7 dm"	50
49	"Flower 9--13 mm; leaf silver-hairy; DMoj, adjacent s SNH, SNE"	"Lupinus excubitus var. excubitus"
49	"Flower 14--18 mm; leaf green-hairy; SnGb, SnBr, PR"	"Lupinus excubitus var. hallii"
50	"Inflorescence 14--40 cm; Teh, SnGb, SnBr"	"Lupinus excubitus var. austromontanus"
50	"Inflorescence 3--14 cm; SnGb, SnBr, DSon"	51
51	"Petiole < 12 cm; SnGb, SnBr"	"Lupinus excubitus var. johnstonii"
51	"Petiole generally > 12 cm; sw DSon"	"Lupinus excubitus var. medius"
52	"Subshrub, generally < 5 dm, base, some lower branches woody"	53
52	"Shrub, generally > 5 dm, woody +- throughout"	54
53	"Leaf woolly to shaggy-hairy; SCoRO (Santa Lucia Range)"	"Lupinus albifrons var. abramsii"
53	"Leaf appressed-hairy, not woolly or shaggy-hairy; NW, SNF, CW"	"Lupinus albifrons var. collinus"
54	"Leaf woolly to shaggy-hairy; SCoRO (Santa Lucia Range)"	"Lupinus albifrons var. abramsii"
54	"Leaf hairy but not woolly or shaggy-hairy; NCoR, SNF, CW, SCo, n ChI"	55
55	"Bract 4--8 mm; NCoR, SNF, CW, SCo"	"Lupinus albifrons var. albifrons"
55	"Bract 10--24 mm; CCo, nw SnFrB, n ChI"	"Lupinus albifrons var. douglasii"
56	"Leaflet 10--30 mm at widest point"	57
56	"Leaflet generally < 10 mm at widest point"	59
57	"Petals yellow --- SnGb"	"Lupinus peirsonii"
57	"Petals pink to +- purple or blue (or pale yellow)"	58
58	"Peduncle 13--20 cm; leaf long-spreading-hairy; petals light blue, pink, or straw (often drying pale yellow); SCoRO (Santa Lucia Range)"	"Lupinus cervinus"
58	"Peduncle 8--15 cm; leaf short-appressed-hairy; petals purple to violet; s NCoRI (Napa, Lake, Sonoma cos.)"	"Lupinus sericatus"
59	"Plant < 1 dm"	60
59	"Plant > 1 dm"	61
60	"Flowers in many crowded whorls; 2000--3500 m; SNH, SnBr, SNE"	"Lupinus breweri var. grandiflorus"
60	"Flowers in few spaced whorls; 1500--3000 m; e KR (Mount Eddy, Siskiyou Co.), NCoRO (King Range, sw Humboldt Co.)"	"Lupinus lapidicola"
61	"Calyx generally bulged or spurred < 1 mm; CaR, n SNH, GB, DMtns"	62
61	"Calyx not bulged or spurred"	64
62	"Leaves basal and cauline; petioles (5)7--15 cm --- c SNH, SNE"	"Lupinus argenteus var. montigenus"
62	"Leaves cauline; petioles 1--10 cm"	63
63	"Stem hairs appressed; leaf generally appearing green; flower (8)10--12 mm; CaR, n SNH, GB, DMtns"	"Lupinus argenteus var. argenteus"
63	"Stem hairs spreading; leaf gray to silver; flower 8--10 mm; CaRH, SNH, Wrn, SNE"	"Lupinus argenteus var. palmeri"
64	"Leaf hairs appressed, occasionally sparse"	65
64	"Leaf hairs +- spreading, dense"	66
65	"Bracts deciduous; leaflets 20--50 mm, silver-silky; NW, CaR, n SNH"	"Lupinus obtusilobus"
65	"Bracts persistent; leaflets 30--80(130) mm, green, hairy; SNE (Big Pine Creek, Inyo Co.)"	"Lupinus pratensis var. eriostachyus"
66	"Flower generally 12--15 mm; plant 2--3.5 dm; stem prostrate to matted --- SN"	"Lupinus grayi"
66	"Flower generally 10--13 mm; plant 3--9 dm; stem erect"	67
67	"Petals lavender to purple, often turning brown; banner back densely hairy; KR, CaRH, MP"	"Lupinus leucophyllus"
67	"Petals +- blue to purple; banner back glabrous to +- hairy; s SCoRO (San Luis Obispo Co.)"	"Lupinus ludovicianus"
68	"Subshrub or shrub"	69
68	"Perennial herb (rarely woody at base)"	74
69	"Shrub, generally 5--20 dm; woody stems erect"	70
69	"Subshrub, < 5 dm; woody stems prostrate to decumbent"	71
70	"Inflorescence 10--30 cm; petals generally yellow (lilac to purple, especially n of c NCo); NCo, CCo, SnFrB, SCo, ChI"	"Lupinus arboreus"
70	"Inflorescence 20--45 cm; petals violet to blue; SW"	"Lupinus longifolius"
71	"Flower 14--18 mm --- Teh, SnGb, SnBr"	"Lupinus excubitus var. austromontanus"
71	"Flower 10--16 mm"	72
72	"Keel +- unlobed near base --- flower 10--15 mm; NW, SNF, CW"	"Lupinus albifrons var. collinus"
72	"Keel +- lobed near base"	73
73	"Flower 10--13 mm; petals purple except banner spot +- white; roots generally yellow; petioles generally < 2 &times; leaflets, 2--6 cm; n&c NCo, CCo (Point Reyes)"	"Lupinus littoralis"
73	"Flower 11--16 mm; petals white, yellow, rose, or purple, often on 1 pl; roots not yellow; petioles generally 2 &times; leaflets, 4--10 cm; NCo, n&c CCo"	"Lupinus variicolor"
74	"Leaf adaxially glabrous to sparsely hairy, green (except <i>Lupinus elmeri</i>)"	75
74	"Leaf adaxially hairy, green-gray to silver"	83
75	"Upper keel margin ciliate (occasionally sparsely so in <i>Lupinus onustus</i>)"	76
75	"Upper keel margin generally glabrous (occasionally a few hairs)"	78
76	"Plant 3.5--10 dm; leaves cauline --- NCo"	"Lupinus rivularis"
76	"Plant < 3.5 dm; leaves generally basal or cauline, clustered near base"	77
77	"Flower 8--11 mm, bract 3--4 mm; leaf abaxially silky-hairy; KR, CaRH, n SNH"	"Lupinus onustus"
77	"Flower 12--18 mm, bract 4--7 mm; leaf abaxially long-stiff-hairy; MP"	"Lupinus saxosus"
78	"Petals +- yellow --- NW, CaR"	79
78	"Petals not yellow"	80
79	"Bract 2--7 mm; plant 4--6 dm; petals bright yellow to orange-yellow; KR, CaR"	"Lupinus croceus"
79	"Bract 7--14 mm; plant 6--9 dm; petals pale yellow; nw NCoRH (South Fork Mtn, Humboldt, Trinity cos.)"	"Lupinus elmeri"
80	"Stem slender; leaves cauline; leaflets 10--40 mm; dry areas --- KR"	"Lupinus tracyi"
80	"Stem stout; leaves basal and cauline; leaflets 40--150 mm; moist to wet areas"	81
81	"Leaflet adaxially puberulent to minutely rough-hairy, appearing +- glabrous; KR, NCoRH, CaR"	"Lupinus polyphyllus var. pallidipes"
81	"Leaflet adaxially glabrous; CA-FP, GB"	82
82	"Leaflets 5--11; KR, CaR, SNH, SnGb, SnBr, SnJt, WTR, GB"	"Lupinus polyphyllus var. burkei"
82	"Leaflets 9--17; NW, CW (except SCoRI)"	"Lupinus polyphyllus var. polyphyllus"
83	"Inflorescence generally dense, bracts generally persistent (except <i>Lupinus constancei</i>)"	84
83	"Inflorescence +- open, bracts generally +- deciduous (except <i>Lupinus covillei</i>, <i>Lupinus gracilentus</i>)"	93
84	"Inflorescence generally < leaves; plant matted --- flowers in 2--3 whorls; W&I (White Mtns)"	"Lupinus lepidus var. utahensis"
84	"Inflorescence generally > leaves; plant matted or not"	85
85	"Leaves cauline, appearing +- basal"	86
85	"Leaves cauline, +- along stem"	88
86	"Bracts deciduous; petals pink; serpentine barrens --- ne NCoRO (Lassics Range, se Humboldt, sw Trinity cos.)"	"Lupinus constancei"
86	"Bracts persistent; petals pink, violet, or blue; montane to alpine sites"	87
87	"Inflorescence +- head-like, 2--8 cm, generally < some leaves; plant < 1 dm; 2000--3500 m"	"Lupinus lepidus var. lobbii"
87	"Inflorescence elongate, 4.5--11 cm, > leaves; plant 1.2--3.5 dm; 1000--2500 m"	"Lupinus lepidus var. sellulus"
88	"Plant +- prostrate, matted; petals pink --- ne NCoRO (Lassics Range, se Humboldt, sw Trinity cos.)"	"Lupinus constancei"
88	"Plant generally erect, generally not matted; petals blue or violet (occasionally pink)"	89
89	"Largest leaflets > 40 mm"	90
89	"Largest leaflets <= 40 mm"	91
90	"Leaves cauline, strigose to shaggy-hairy, hairs > 1 mm; inflorescence open; petals light blue; c&s SNH"	"Lupinus covillei"
90	"Leaves basal and cauline, strigose, hairs < 1 mm; inflorescence dense; petals violet to dark blue; c&s SNH, SNE"	"Lupinus pratensis var. pratensis"
91	"Inflorescence dense, 5--30 cm, whorls > 7, +- crowded; leaves cauline --- meadows, vernally moist areas; CaRH, SNH, WTR, SnBr, GB, DMtns"	"Lupinus lepidus var. confertus"
91	"Inflorescence generally open, 2--12 cm, whorls 3--7, +- well spaced; leaves, or at least some, basal"	92
92	"Leaflets generally 10--30 mm; flower 9--11 mm; 2500--3000 m, s SNH (Kaweah River, Tulare, Fresno cos.)"	"Lupinus lepidus var. culbertsonii"
92	"Leaflets generally 5--15(23) mm; flower generally 7--9(12) mm; 3000--4000 m, c&s SNH, SNE"	"Lupinus lepidus var. ramosus"
93	"Upper keel margin generally glabrous"	94
93	"Upper keel margin ciliate"	108
94	"Plant < 2 dm; flower 4--11 mm; keel +- straight"	95
94	"Plant > 2 dm; flower generally > 9 mm; keel generally upcurved"	97
95	"Petioles (2)3--6(8) cm; plant tufted; stipule 6--11 mm; pedicel (2)4--5 mm; pumice gravel flats --- SNE (Mono Co.)"	"Lupinus duranii"
95	"Petioles 1--3(4) cm; plant matted or tufted; stipule 2--5 mm; pedicel 1--3(4) mm; montane"	96
96	"Flower 6--9 mm; leaflet 6--20 mm; 1000--4000 m"	"Lupinus breweri var. breweri"
96	"Flower 4--7 mm; leaflet 3--5 mm; 2500--4000 m"	"Lupinus breweri var. bryoides"
97	"Stipules green, some leaf-like; flowers 10--14 mm --- SNH"	"Lupinus fulcratus"
97	"Stipule green to silvery, not leaf-like"	98
98	"Petals pale yellow or bright yellow to orange-yellow"	99
98	"Petals +- yellow-white to white, +- blue, lavender, violet, purple, or pink"	100
99	"Flower 9--12 mm; petals pale yellow; NCoR, SnFrB, SN"	"Lupinus adsurgens"
99	"Flower 12--15 mm; petals bright yellow to orange-yellow; KR, CaR"	"Lupinus croceus"
100	"Leaves basal and cauline; moist to wet places --- KR, NCoRH, CaR"	"Lupinus polyphyllus var. pallidipes"
100	"Leaves cauline; dry places"	101
101	"Banner narrow, wings narrow, not covering keel tip; KR, NCoRH, CaRH, SNH, WTR"	"Lupinus albicaulis"
101	"Banner wide, wings wide, covering keel tip"	102
102	"Leaf green, sparsely to densely hairy"	103
102	"Leaf dull green- or gray-hairy to silver-silky"	104
103	"Flower 9--12 mm; NW, SNH, WTR, SnBr, SNE"	"Lupinus andersonii"
103	"Flower 13--16 mm; SnGb, SnBr, PR"	"Lupinus hyacinthinus"
104	"Plant resprouting below ground, rhizomed; generally valleys"	105
104	"Plant resprouting above ground, not rhizomed; mtns"	106
105	"Flower 10--14 mm; stem 3--4 mm diam"	"Lupinus formosus var. formosus"
105	"Flower 16--18 mm; stem 5--7 mm diam"	"Lupinus formosus var. robustus"
106	"Petals white (banner spot turning tawny); seeds 7--11 mm --- NCoRH (Anthony Peak, Mendocino Co.)"	"Lupinus antoninus"
106	"Petals not white; seeds 4--6 mm"	107
107	"Leaflets widest above middle, appressed-hairy to +- silky; petals pale yellow to lavender or violet; NCoR, SN, SnFrB"	"Lupinus adsurgens"
107	"Leaflets widest below middle, densely silver-silky; petals lavender to blue; s SNH, TR"	"Lupinus elatus"
108	"Plant +- prostrate to decumbent, generally < 3 dm"	109
108	"Plant generally erect, generally > 2 dm"	114
109	"Petals pink; ne NCoRO (Lassics Range, se Humboldt, sw Trinity cos.)"	"Lupinus constancei"
109	"Petals purple, +- violet, lavender, rose, light blue, yellow, or white; KR, NCo, NCoRO, SN, CCo, SNE"	110
110	"Leaves generally basal (if cauline, clustered near base); KR, NCoRO, SN, SNE"	111
110	"Leaves cauline; NCo, CCo"	112
111	"Inflorescence 10--16 cm; flower 10--16 mm; SN"	"Lupinus grayi"
111	"Inflorescence 2--7 cm; flower 9--12 mm; e KR (Mount Eddy, Siskiyou Co.), NCoRO (King Range, sw Humboldt Co.)"	"Lupinus lapidicola"
112	"Leaflets 3--5; stem weak --- s NCo (Sonoma Co.), n&c CCo (Marin, Monterey cos.)"	"Lupinus tidestromii"
112	"Leaflets 5--9; stem not weak"	113
113	"Flower 10--13 mm; petals purple except banner spot +- white; roots yellow; petioles generally < 2 &times; leaflets, 2--6 cm; n&c NCo, CCo (Point Reyes)"	"Lupinus littoralis"
113	"Flower 11--16 mm; petals white, yellow, rose, or purple, often on 1 pl; roots not yellow; petioles generally 2 &times; leaflets, 4--10 cm; NCo, n&c CCo"	"Lupinus variicolor"
114	"Leaf densely woolly"	115
114	"Leaf occasionally densely hairy but not woolly"	117
115	"Stem hairs < 1 mm, not sharp, not stiff; petiole 5--12 cm; flower 10--15 mm; s SCoRO (San Luis Obispo Co.)"	"Lupinus ludovicianus"
115	"Stem hairs sometimes 1--3 mm, sharp, stiff; petiole 6--30 cm; flower 10--18 mm; se SNH, SNE, DMoj"	116
116	"Flower 10--13 mm"	"Lupinus magnificus var. glarecola"
116	"Flower (13)16--18 mm"	"Lupinus magnificus var. magnificus"
117	"Leaves clustered near base"	118
117	"Leaves clustered near base or not, some along stem"	120
118	"Petals yellow; SnGb"	"Lupinus peirsonii"
118	"Petals not yellow, occasionally pale yellow or drying so; NCoRI, SCoRO"	119
119	"Peduncle 13--20 cm; petals light blue, pink, or pale yellow (often drying pale yellow); SCoRO (Santa Lucia Range)"	"Lupinus cervinus"
119	"Peduncle 8--15 cm; petals purple to violet; s NCoRI (Napa, Lake, Sonoma cos.)"	"Lupinus sericatus"
120	"Flower 5--7(10) mm; n&c SNH, SNE"	"Lupinus argenteus var. meionanthus"
120	"Flower 8--18 mm; c&s SNH, GB, DMtns"	121
121	"Leaflets 30--110 mm"	122
121	"Leaflets 15--50 mm"	123
122	"Plant strigose to shaggy-hairy; leaflet yellow-green, 5--11 mm wide; lower petioles 5--10 cm; bracts 7--15 mm, persistent, conspicuous; c&s SNH"	"Lupinus covillei"
122	"Plant puberulent to hairy; leaflet green, 2--5 mm wide; lower petioles (3)5--14 cm; bracts 4--10 mm, +- deciduous, inconspicuous; c SNH (Rock Creek, Inyo, Mono cos., to Yosemite National Park)"	"Lupinus gracilentus"
123	"Plant 4--7 dm; flower 13--15 mm; ne DMtns (Last Chance Range, Grapevine Mtns, Inyo Co.)"	"Lupinus holmgrenianus"
123	"Plant 1--4 dm; flower 10--12 mm; GB, DMtns"	"Lupinus nevadensis"