Lupinus grayi |
Lupinus villosus |
|
---|---|---|
Gray's lupine, Sierra lupine |
lady lupine |
|
Habit | Herbs, perennial, 2–3.5 dm, spreading-tomentose to -woolly. | Herbs, usually annual, sometimes biennial, robust, 2–6 dm, spreading, hairs long, shaggy, silver or tawny. |
Stems | prostrate to matted, clustered, usually unbranched. |
sprawling or ascending, clustered, branched. |
Leaves | usually basal; stipules 4–10 mm; petiole 5–12 cm; leaflets 5–11, blades 10–35 × 4–7 mm, adaxial surface hairs ± spreading, dense, tomentose to woolly. |
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 | 10–16 cm; flowers ± whorled. |
11–25 cm; flowers whorled or spirally arranged. |
Peduncles | 3–15 cm; bracts deciduous, 4–5(–10) mm. |
7–9 cm; bracts deciduous, 6–15 mm. |
Pedicels | 2–4 mm. |
2–4 mm. |
Flowers | fragrant, 10–16 mm; calyx bulge or spur 0–1 mm, abaxial lobe entire or 3-toothed, 7–12 mm, adaxial lobe deeply 2-toothed, 5–10 mm; corolla deep purple to light blue, banner patch yellow turning reddish, banner glabrous or hairy abaxially, lower keel margins usually ciliate near base, adaxial margin densely hairy. |
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 | 2–3.5 cm, hairy. |
(1.5–)2.5–4 cm, shaggy-villous. |
Cotyledons | deciduous, petiolate. |
deciduous, petiolate. |
Seeds | 4–6, mottled gray-brown with dark lateral line, 3–4 mm. |
2–4. |
2n | = 52. |
|
Lupinus grayi |
Lupinus villosus |
|
Phenology | Flowering May–Jul. | Flowering Mar–Apr. |
Habitat | Openings in yellow pine and red fir forests. | Sandhills, open woods. |
Elevation | 500–2500 m. (1600–8200 ft.) | 0–50 m. (0–200 ft.) |
Distribution |
CA; Mexico (Baja California)
|
AL; FL; GA; LA; MS; NC; SC
|
Discussion | Lupinus grayi is known from the Sierra Nevada from Kern County northward to Plumas County. (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 | ||
Synonyms | L. andersonii var. grayi, L. ionegristiae, L. louisebucariae | |
Name authority | (S. Watson) S. Watson: Proc. Amer. Acad. Arts 11: 126. (1876) | Willdenow: Sp. Pl. 3: 1029. (1802) |
Web links |