Lupinus shockleyi |
Lupinus villosus |
|
---|---|---|
desert lupine, purple desert lupine, Shockley lupine |
lady lupine |
|
Habit | Herbs, annual, 0.4–3 dm, canescent, hairs 0.6–1 mm. | Herbs, usually annual, sometimes biennial, robust, 2–6 dm, spreading, hairs long, shaggy, silver or tawny. |
Stems | erect or ascending, very short, tufted or spreading, branched. |
sprawling or ascending, clustered, branched. |
Leaves | cauline, crowded near base; stipules well developed; petiole 2–9 cm; leaflets 7–11, blades 10–30 × 4–10 mm, adaxial surface glabrous. |
basal; stipules conspicuous, 20–30 mm; petiole 3.5–9.5 cm; leaflet 1, blades 150–270 × 12–33 mm, surfaces sericeous or abaxially thinly pubescent. |
Racemes | several–many-flowered, 3–14 cm; flowers spirally arranged. |
11–25 cm; flowers whorled or spirally arranged. |
Peduncles | 1–10 cm; bracts persistent, straight, 2–4 mm. |
7–9 cm; bracts deciduous, 6–15 mm. |
Pedicels | 1–4 mm. |
2–4 mm. |
Flowers | 4.5–7 mm; calyx 3–6 mm, lobes ± equal, abaxial lobe entire, adaxial lobe cleft; corolla dark blue-purple or whitish with blue tip, banner spot white becoming yellow, keel blunt, glabrous. |
10–14 mm; calyx abaxial lobe entire, 10–11 mm, adaxial lobe entire, 7–9 mm; corolla lilac to reddish purple or pink, banner spot maroon, glabrous. |
Legumes | undulate, 1.5–2 cm, not constricted between seeds, ciliate with long, dense hairs, sides with short, inflated hairs becoming scaly on drying. |
(1.5–)2.5–4 cm, shaggy-villous. |
Cotyledons | persistent, disclike, sessile. |
deciduous, petiolate. |
Seeds | 2, wrinkled. |
2–4. |
2n | = 52. |
|
Lupinus shockleyi |
Lupinus villosus |
|
Phenology | Flowering spring (Apr–Jun). | Flowering Mar–Apr. |
Habitat | Dunes, sandy areas, washes, playas. | Sandhills, open woods. |
Elevation | 0–1500 m. (0–4900 ft.) | 0–50 m. (0–200 ft.) |
Distribution |
AZ; CA; NV
|
AL; FL; GA; LA; MS; NC; SC
|
Discussion | Lupinus shockleyi occurs in the desert areas of southern California, adjacent areas of southern Nevada, and northwestern Arizona. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
In Florida, Lupinus villosus reaches as far south as Polk County. Lupinus villosus is of conservation concern in North Carolina. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
Source | FNA vol. 11. | FNA vol. 11. |
Parent taxa | Fabaceae > subfam. Faboideae > Lupinus | Fabaceae > subfam. Faboideae > Lupinus |
Sibling taxa | ||
Name authority | S. Watson: Proc. Amer. Acad. Arts 22: 470. (1887) | Willdenow: Sp. Pl. 3: 1029. (1802) |
Web links |