Hosackia crassifolia |
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big deervetch, broad leaf lotus |
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Habit | Herbs 70–150 cm, villous or sparsely strigulose to glabrate; root-spreading. | ||||
Stems | (1–)5–20+, ascending to erect, fleshy, stout, hollow. |
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Leaves | stipules triangular or ovate to lanceolate, (2–)5–8 mm, membranous becoming scarious, often becoming inconspicuous; short-petiolate to petiolate; rachis often curved, 6–12 cm; leaflets (7–)9–15(–19), petiolulate, blades widely ovate to widely elliptic or widely obovate, (10–)20–30 mm, apex obtuse to emarginate, surfaces sparsely strigillose to glabrate. |
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Peduncles | ascending, 3–8 cm, usually shorter than, rarely equaling, subtending leaf, elongating in fruit, glabrate or glabrous; bract medial or absent, leaflets (1 or)3 or 5-foliolate. |
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Umbels | 8–20-flowered. |
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Flowers | asymmetric, 12–16(–18) mm; calyx green marked with purplish or pinkish, or purplish to pinkish, 4.5–8 mm, glabrous, tube cylindric, 4–6 mm, lobes deltate, 0.5–2 mm, sparsely ciliolate or eciliate; corolla greenish or whitish becoming marked with red or purple, wings ± equaling keel, claw ± longer than calyx tube, banner implicate-ascending to 45°, keel apex acute. |
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Legumes | ± ascending to inclined, reddish to brown, linear, turgid, (10–)35–70 × 3–5 mm, leathery, incompletely septate, glabrous. |
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Seeds | 7–12, olive or reddish to dark brown, obovoid, 3–4 mm. |
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2n | = 14. |
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Hosackia crassifolia |
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Distribution |
w United States; nw Mexico
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Discussion | Varieties 2 (2 in the flora). Lotus crassifolius (Bentham) Greene [not Persoon] is an illegitimate name that pertains to Hosackia crassifolia. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
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Key |
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Source | FNA vol. 11. | ||||
Parent taxa | |||||
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Name authority | Bentham: Trans. Linn. Soc. London 17: 365. (1836) | ||||
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