Oxytropis lambertii |
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Lambert crazyweed, Lambert's locoweed, purple locoweed, woolly locoweed |
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Habit | Plants cespitose, appearing acaulescent, (10–)14–50 cm, herbage pilose, silky-canescent, or strigose, hairs malpighian. | ||||||||
Leaves | (2–)4–25 cm; stipules persistent, connate opposite petiole at first, membranous becoming papery, light tan or grayish, pilose, silky, or glabrate; leaflets (3–)7–19, blades linear-lanceolate, lanceolate, ovate to oblong, linear, linear-oblong, or elliptic, 5–40 × 2–8 mm, apex acute, surfaces canescent. |
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Racemes | (6–)8–45-flowered. |
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Peduncles | erect, 4–25(–35) cm, usually surpassing leaves, axis 3–16 cm in fruit, strigose; bract lanceolate to ovate-acuminate, strigose to pilose. |
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Corollas | usually pink-purple, rarely white, sometimes white and purple in populations, (5–)15–25 mm, wing petals 3.5–9 mm. |
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Calyces | cylindric, (6.5–)7–10 mm, silky-strigose or -pilose, rarely with some dark or some loose hairs; tube purplish, (4.5–)5–8 mm, lobes 1.2–4 mm. |
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Legumes | erect or ascending, sessile or short-stipitate, cylindric or lanceolate-acuminate (in outline), 7–25 × 2.5–6 mm, bilocular, strigose to strigulose. |
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Oxytropis lambertii |
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Distribution |
w North America
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Discussion | Varieties 3 (3 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 > Oxytropis | ||||||||
Sibling taxa | |||||||||
Subordinate taxa | |||||||||
Name authority | Pursh: Fl. Amer. Sept. 2: 740. (1813) | ||||||||
Web links |