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52. Astragalus sect. Podochreati W. D. J. Koch, Syn. Fl. Germ. Helv. 186. 1836.
灰白毛组 hui bai mao zu
Plants perennial, acaulescent, covered with bifurcate, mostly appressed hairs. Stipules adnate to petiole, otherwise free from each other. Racemes mostly borne on a long peduncle. Bracteoles mostly present (absent in Chinese species). Calyx tubular. Legumes mostly 2-locular, with leathery walls.
About 140 species: mostly in SW Asia (Caucasus, Iran, and Turkey), spreading into Europe, N Africa, other parts of SW Asia, C Asia, Afghanistan, Pakistan, and China; one species in China.
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