Astragalus beckwithii |
Astragalus hoodianus |
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Weiser's milkvetch |
Hood River milkvetch |
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Habit | Plants perennial, subacaulescent or shortly caulescent, strigose, villosulous, or pilosulose, hairs basifixed. | |
Stems | several, ascending to erect; in clumps, 15–45 cm. |
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Leaves | (5)7–20 cm; leaflets 25–37, linear-elliptic, oblong, oblanceolate to ovate-oblong, 5–27 × 1.5–5 mm; tips obtuse; acute or retuse; surfaces pubescent; terminal leaflet often confluent with rachis; stipules (3)5–11 mm; at least lowermost connate-sheathing. |
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Inflorescences | racemes oval or oblong; soon elongating, densely (6)10–30-flowered; peduncles 12–30 cm; bracts 2–9.5 mm; pedicels 1–3.7 mm; bracteoles 0–2. |
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Flowers | spreading to ascending at anthesis; calyces 10–15 mm, strigillose-pilosulose with all black or mixture of black and white hairs; tubes 5.7–7.9 mm; teeth lanceolate or lance-caudate; (2.6)4.6–7 mm; corollas 18–23 mm, cream, unspotted; ovules 16–20. |
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Fruits | unilocular or incompletely bilocular; erect, broadly oblong-ovoid to narrowly oblong-ellipsoid, |
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± | straight, obcompressed, 11–22 × 4.5–7.2 mm, hirsutulose or villosulous; valves coriaceous to subligneous; stipes 0. |
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Astragalus beckwithii |
Astragalus hoodianus |
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Distribution | ||
Discussion | Grassy, rocky or sandy slopes. Flowering Apr–Jun. 50–700 m. Col, ECas. WA. Native. |
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Source | Flora of Oregon, volume 2, page 665 Richard Halse |
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Sibling taxa | ||
Subordinate taxa | ||
Synonyms | Astragalus conjunctus var. oxytropidoides, Astragalus reventus var. oxytropidoides, Cnemidophacos knowlesianus | |
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