Lupinus succulentus |
Lupinus concinnus |
|
---|---|---|
arroyo lupine, hollowleaf annual lupine, succulent lupine |
bajada lupine |
|
Habit | Herbs, annual, sometimes persisting more than one season, (1–)2–10 dm, fleshy, sparsely pubescent. | Herbs, annual, 1–3 dm, spreading-pubescent. |
Stems | ascending or erect, branched or unbranched, usually succulent. |
ascending, tufted, or erect, branched or unbranched. |
Leaves | 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. |
cauline; petiole 2–7 cm, spreading-pubescent; leaflets 5–9, blades 10–30 × 1.5–8 mm, surfaces pubescent. |
Racemes | 15–25 cm; flowers whorled. |
1–18 cm; flowers spirally arranged, solitary axillary flowers also sometimes present. |
Peduncles | 5–9 cm; bracts deciduous, 3–5 mm. |
erect, 2–8 cm; bracts persistent, straight, 2.5–4 mm. |
Pedicels | 3–7 mm. |
0.7–2 mm. |
Flowers | 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. |
5–12 mm; calyx 3–5 mm, lobes ± equal, abaxial lobe entire, adaxial lobe deeply cleft; corolla usually pink to purple, rarely white, banner spot white or yellowish, keel usually glabrous, rarely with few, minute cilia on lower margins. |
Legumes | 3.5–5 cm, coarsely pubescent to tomentose. |
1–1.5 cm, pubescent. |
Cotyledons | deciduous, petiolate. |
deciduous, petiolate. |
Seeds | 6–9. |
3–5. |
2n | = 48. |
= 48. |
Lupinus succulentus |
Lupinus concinnus |
|
Phenology | Flowering late winter–late spring (Feb–May). | Flowering spring. |
Habitat | Open or disturbed areas, roadbanks. | Open or disturbed areas, often following burns. |
Elevation | 0–1300 m. (0–4300 ft.) | 0–1600 m. (0–5200 ft.) |
Distribution |
AZ; CA; Mexico (Baja California, Baja California Sur)
|
AZ; CA; NM; NV; TX; UT; Mexico (Baja California, Baja California Sur, Sonora)
|
Discussion | 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.) |
In Texas, Lupinus concinnus is known from the trans-Pecos region; in California it is more common in the central and southern areas. Lupinus concinnus is a highly variable, predominantly self-pollinated complex and the named varieties cannot be consistently segregated. Desert plants with linear, coarsely hairy leaflets and few, minute cilia on lower keel margins (at times recognized as var. desertorum) may be confused with L. sparsiflorus. (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. succulentus var. brandegeei, L. succulentus var. layneae | L. agardhianus, L. concinnus var. agardhianus, L. concinnus var. desertorum, L. concinnus subsp. optatus, L. concinnus var. optatus, L. concinnus subsp. orcuttii, L. concinnus var. orcuttii, L. concinnus var. pallidus, L. pallidus |
Name authority | Douglas ex K. Koch: Wochenschr. Vereines Beford. Gartenbaues Konigl. Preuss. Staaten 4: 277. (1861) | J. Agardh: Syn. Lupini, 6, plate 1, fig. 1. (1835) |
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