Hedysarum occidentale |
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western hedysarum, western sweet-vetch |
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Stems | decumbent to erect, (1.2–)2–9.5 dm. |
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Leaves | 3.5–23 cm; stipules 10–17 mm; leaflets 9–19, blades lanceolate to ovate, elliptic, or oblong, 5–40 × 3–16 mm, veins conspicuous, surfaces usually pubescent, rarely glabrous adaxially. |
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Racemes | 10–50-flowered, axis 4–25 cm in fruit; bracts 1–4 mm. |
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Peduncles | (3–)6–15 cm. |
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Pedicels | 1–3.5 mm. |
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Flowers | usually declined at anthesis; calyx 3.5–11 mm; tube 3–9 mm, puberulent; lobes subulate to triangular, 0.5–2 mm, equal or nearly so; corolla usually lavender-pink or lilac- to pink-purple, rarely white, 16–25 mm; wing auricles connate, linear, nearly equal or equal to claw. |
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Loments | segments (1 or)2–5, 7–14.5(–18) × 5.6–10.2(–11) mm, margins conspicuously winged, prominently reticulate, pubescent or glabrous. |
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Hedysarum occidentale |
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Distribution |
w North America
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Discussion | Varieties 2 (2 in the flora). (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 | Fabaceae > subfam. Faboideae > Hedysarum | ||||
Sibling taxa | |||||
Subordinate taxa | |||||
Name authority | Greene: Pittonia 3: 19. (1896) | ||||
Web links |