Lupinus shockleyi |
Lupinus sierrae-blancae |
|
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desert lupine, purple desert lupine, Shockley lupine |
Sierra blanca lupine, White Mountain lupine |
|
Habit | Herbs, annual, 0.4–3 dm, canescent, hairs 0.6–1 mm. | Herbs, perennial, 6.5–15.2 dm, appearing green and glabrous but finely and inconspicuously pubescent. |
Stems | erect or ascending, very short, tufted or spreading, branched. |
erect, solitary, branched, robust, succulent, hirsutulous. |
Leaves | cauline, crowded near base; stipules well developed; petiole 2–9 cm; leaflets 7–11, blades 10–30 × 4–10 mm, adaxial surface glabrous. |
cauline; stipules 6–9 mm; proximal petioles 5–7 cm, withering, distal ones 3.5–6.5 cm; leaflets 7–10, blades 30–95 × 5–13 mm, abaxial surface finely strigulose, adaxial surface glabrate, yellow-green or gray-green. |
Racemes | several–many-flowered, 3–14 cm; flowers spirally arranged. |
5–34 cm; flowers whorled or spirally arranged. |
Peduncles | 1–10 cm; bracts persistent, straight, 2–4 mm. |
4–5 cm; bracts semi-deciduous, 5–7 mm. |
Pedicels | 1–4 mm. |
2–8(–10) 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 ± slightly gibbous, 9–15 mm, adaxial lobe slightly notched, 7–11 mm; corolla pale blue and whitish, banner with conspicuous darker spot, banner glabrous or hairy abaxially, keel falcate, often ± ciliolate distally. |
Legumes | undulate, 1.5–2 cm, not constricted between seeds, ciliate with long, dense hairs, sides with short, inflated hairs becoming scaly on drying. |
3.5 × 0.8–1 cm, hirsute. |
Cotyledons | persistent, disclike, sessile. |
deciduous, petiolate. |
Seeds | 2, wrinkled. |
5–7. |
2n | = 48. |
|
Lupinus shockleyi |
Lupinus sierrae-blancae |
|
Phenology | Flowering spring (Apr–Jun). | Flowering Jun–Aug. |
Habitat | Dunes, sandy areas, washes, playas. | Meadows in pine or fir forests, roadsides. |
Elevation | 0–1500 m. (0–4900 ft.) | 1800–3100 m. (5900–10200 ft.) |
Distribution |
AZ; CA; NV
|
NM |
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.) |
Lupinus sierrae-blancae is known only from the Sierra Blanca and Sacramento Mountains in Lincoln and Otero counties. (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. aquilinus, L. laetus, L. sierrae-blancae subsp. aquilinus | |
Name authority | S. Watson: Proc. Amer. Acad. Arts 22: 470. (1887) | Wooten & Standley: Contr. U.S. Natl. Herb. 16: 138. (1913) |
Web links |