Lupinus onustus |
Lupinus succulentus |
|
---|---|---|
northern lupine, Plumas lupine |
arroyo lupine, hollowleaf annual lupine, succulent lupine |
|
Habit | Herbs, perennial, 2–3 dm, green, silky; rhizomatous, from slender underground rootstock. | Herbs, annual, sometimes persisting more than one season, (1–)2–10 dm, fleshy, sparsely pubescent. |
Stems | short-decumbent, clustered, unbranched. |
ascending or erect, branched or unbranched, usually succulent. |
Leaves | cauline, clustered near base; stipules 8–10 mm; petiole (5–)8–13 cm; leaflets 5–9, blades oblanceolate, 15–50 × 4–10 mm, abaxial surface silky-hairy, adaxial surface glabrous. |
cauline, may be crowded at base on new growth; petiole 6–15 cm; leaflets 7–9, blades 20–60 × 7–20 mm, adaxial surface glabrous. |
Racemes | 5–15 cm; flowers not whorled. |
15–25 cm; flowers whorled. |
Peduncles | 4–8 cm; bracts deciduous, 3–4 mm. |
5–9 cm; bracts deciduous, 3–5 mm. |
Pedicels | 3–5 mm. |
3–7 mm. |
Flowers | 8–11 mm; calyx bulge or spur 0–1 mm, abaxial lobe entire, 3.5–6 mm, adaxial lobe 2-toothed, 2–5 mm; corolla violet, banner glabrous abaxially, lower keel margins glabrous, adaxial margin ciliate. |
12–18 mm; calyx 4–7 mm, lobes ± equal, abaxial lobe entire, adaxial lobe cleft; corolla usually blue-purple, rarely white, lavender, or pink, banner spot white, becoming magenta, upper wing margins ciliate near claw, lower and upper keel margins ciliate near claw. |
Legumes | 3–4.5 cm, hairy. |
3.5–5 cm, coarsely pubescent to tomentose. |
Cotyledons | deciduous, petiolate. |
deciduous, petiolate. |
Seeds | 5 or 6, brown, 6–7 mm. |
6–9. |
2n | = 48. |
|
Lupinus onustus |
Lupinus succulentus |
|
Phenology | Flowering Apr–Sep. | Flowering late winter–late spring (Feb–May). |
Habitat | Dry banks, yellow pine forests, serpentine soils. | Open or disturbed areas, roadbanks. |
Elevation | 500–2000 m. (1600–6600 ft.) | 0–1300 m. (0–4300 ft.) |
Distribution |
CA; OR
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AZ; CA; Mexico (Baja California, Baja California Sur)
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Discussion | Lupinus onustus is known in California from the southern Cascade Range, Klamath Ranges, and northern Sierra Nevada, to the Siskiyou Mountains of southwestern Oregon. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
Lupinus succulentus occurs widely throughout California except in the Great Basin and desert regions and extends into northern Mexico; it is introduced in Arizona. It may occasionally persist more than one season in Californian North Coast locations. (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. alilatissimus, L. mucronulatus, L. oreganus var. pusillulus, L. pinetorum, L. sulphureus subsp. delnortensis, L. thompsonianus, L. violaceus | L. succulentus var. brandegeei, L. succulentus var. layneae |
Name authority | S. Watson: Proc. Amer. Acad. Arts 11: 127. (1876) | Douglas ex K. Koch: Wochenschr. Vereines Beford. Gartenbaues Konigl. Preuss. Staaten 4: 277. (1861) |
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