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50. Astragalus sect. Tanythrix Bunge, Mém. Acad. Imp. Sci. Saint Pétersbourg, sér. 7. 11(16): 114. 1868.
毛冠组 mao guan zu
Astragalus sect. Pseudorosei N. Ulziykhutag.
Plants perennial, with lignified stem bases, covered with ascending to spreading bifurcate hairs. Stems well developed, prostrate. Stipules adnate to petiole, otherwise free. Racemes borne on short peduncles, densely capitate. Bracteoles absent. Calyx campanulate-tubular, ruptured by legume. Petals glabrous or all hairy; standard at base hastately angularly passing into claw; wing limbs bilobed. Legumes small, incompletely 2-locular, many seeded.
Two species: NW China, Kazakhstan, Russia (Siberia); two species (one endemic) in China.
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Calyx 11-14 mm; petals hairy, rarely glabrous; standard 13-17 mm. |
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318 A. roseus |
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Calyx 9-10 mm; petals glabrous; standard 10-11 mm. |
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317 A. pseudoroseus |
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