Lupinus brevicaulis |
Lupinus covillei |
|
---|---|---|
sand lupine, short stem blue lupine, short-stem lupine |
shaggy lupine |
|
Habit | Herbs, annual, usually less than 1 dm, pubescent, hairs more than 1 mm. | Herbs, perennial, 2–9 dm, strigose to shaggy-pubescent. |
Stems | very short, tufted, branched. |
erect, clustered, unbranched or branched. |
Leaves | cauline, crowded near base; stipules well developed; petiole 1–6 cm; leaflets (3 or)5–9, blades 8–20 × 2–9 mm, adaxial surface glabrous. |
cauline, yellow-green; stipules 12–30 mm; proximal petioles 5–10 cm, distal ones 2 cm; leaflets 4–9, blades 30–110 × 5–11 mm, adaxial surface villous, hairs greater than 1 mm. |
Racemes | dense, 3–16-flowered, 1–8 cm; flowers spirally arranged, crowded. |
2–6 cm, usually exceeding leaves; flowers spirally arranged or whorled. |
Peduncles | 1–8(–10) cm; bracts persistent, straight, 2–3 mm. |
2–6 cm; bracts persistent, 7–15 mm. |
Pedicels | 0.3–1.5 mm. |
2–5 mm. |
Flowers | 6–8 mm; calyx abaxial lobe entire or shallowly cleft, ± 6 mm, adaxial lobe 2-toothed, 3 mm, less than 1/2 as long as abaxial; corolla bright blue, banner spot white or yellow, keel glabrous. |
10–14 mm; calyx bulge or spur 0–1 mm, abaxial lobe entire or 3-toothed, 6–11 mm, adaxial lobe 2-toothed, 6–8 mm; corolla light blue, banner patch yellow, banner glabrous abaxially, lower keel margins glabrous, adaxial margin sparsely ciliate ± middle to tip. |
Legumes | not undulate, 1 cm, thinly pilose to coarsely hirsute. |
2.5–4 cm, woolly. |
Cotyledons | persistent, disclike, sessile. |
deciduous, petiolate. |
Seeds | 1 or 2, smooth. |
4–6, beige, mottled dark, 3–4 mm. |
Lupinus brevicaulis |
Lupinus covillei |
|
Phenology | Flowering spring. | Flowering Jul–Sep. |
Habitat | Sandy washes, open areas, grasslands, pinyon pine-juniper forests, creosote bush scrub, mesquite. | Depressions, meadow edges, moist, rocky slopes, subalpine forests. |
Elevation | 300–2400 m. (1000–7900 ft.) | 2500–3500 m. (8200–11500 ft.) |
Distribution |
AZ; CA; CO; NM; NV; OR; UT; WY; Mexico (Chihuahua, Sonora)
|
CA |
Discussion | Lupinus brevicaulis resembles L. flavoculatus except that its flowers are smaller. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
Lupinus covillei is known from Tuolumne County southward to Tulare County and eastward into Mono County. (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. dasyphyllus, L. gracilentus var. covillei | |
Name authority | S. Watson: Botany (Fortieth Parallel), 53, plate 7, figs. 1–4. (1871) | Greene: Proc. Acad. Nat. Sci. Philadelphia 44: 365. (1893) |
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