Lupinus concinnus |
Lupinus microcarpus |
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bajada lupine |
chick lupine, wide-bannered lupine |
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Habit | Herbs, annual, 1–3 dm, spreading-pubescent. | Herbs, annual, 1–8 dm, sparsely to densely pubescent. | ||||||||
Stems | ascending, tufted, or erect, branched or unbranched. |
ascending or erect, branched near base or middle, or unbranched, hollow, at least near base. |
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Leaves | cauline; petiole 2–7 cm, spreading-pubescent; leaflets 5–9, blades 10–30 × 1.5–8 mm, surfaces pubescent. |
cauline; petiole 3–15 cm; leaflets 5–9(–11), blades 10–50 × 2–12 mm, adaxial surface glabrous. |
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Racemes | 1–18 cm; flowers spirally arranged, solitary axillary flowers also sometimes present. |
4–60 cm; flowers in crowded to widely spaced whorls. |
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Peduncles | erect, 2–8 cm; bracts persistent, straight, 2.5–4 mm. |
2–30 cm; bracts persistent, reflexed, 3.5–12 mm. |
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Pedicels | 0.7–2 mm. |
0.5–5 mm. |
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Flowers | 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. |
8–18 mm; calyx appendages usually absent, sometimes present, abaxial lobe 5–11 mm, adaxial lobe 2–6 mm; corolla white to dark yellow, pink to dark rose, or lavender to purple, lower wing margins sometimes ciliate, upper margins usually ciliate near claw, upper keel margins usually ciliate near claw, lower margins sometimes ciliate but not as densely. |
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Legumes | 1–1.5 cm, pubescent. |
1–1.8 cm, pubescent. |
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Cotyledons | deciduous, petiolate. |
persistent or deciduous (leaving circular scar), disclike, sessile. |
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Seeds | 3–5. |
2, tan to brown, usually mottled, ridged or smooth. |
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2n | = 48. |
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Lupinus concinnus |
Lupinus microcarpus |
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Phenology | Flowering spring. | |||||||||
Habitat | Open or disturbed areas, often following burns. | |||||||||
Elevation | 0–1600 m. (0–5200 ft.) | |||||||||
Distribution |
AZ; CA; NM; NV; TX; UT; Mexico (Baja California, Baja California Sur, Sonora)
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w North America; nw Mexico; South America
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Discussion | 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.) |
Varieties 3 (3 in the flora). Lupinus microcarpus is highly variable and with varieties intergrading. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
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Key |
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Source | FNA vol. 11. | FNA vol. 11. | ||||||||
Parent taxa | Fabaceae > subfam. Faboideae > Lupinus | Fabaceae > subfam. Faboideae > Lupinus | ||||||||
Sibling taxa | ||||||||||
Subordinate taxa | ||||||||||
Synonyms | 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 | J. Agardh: Syn. Lupini, 6, plate 1, fig. 1. (1835) | Sims: Bot. Mag. 50: plate 2413. (1823) | ||||||||
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