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FOC | Family List | FOC Vol. 10 | Fabaceae | Astragalus

234. Astragalus lanuginosus Karelin & Kirilov, Bull. Soc. Imp. Naturalistes Moscou. 14: 409. 1841.

棉毛黄耆 mian mao huang qi

Astragalus anrachaicus Goloskokov; A. xinjiangnensis Y. C. Ho.

Plants 15-30 cm tall, caulescent, covered with mostly spreading hairs up to 3 mm. Stems ascending to erect, densely hairy. Leaves 10-15 cm; stipules 7-15 mm, densely hairy, ad­nate to petiole for 2-3 mm; petiole and rachis loosely to rather densely hairy; leaflets in 20-26 pairs, ovate to obovate, 5-12 × 4-8 mm, abaxially rather densely subappressed hairy, adaxially loosely cottonlike hairy, often glabrescent with age, apex obtuse to retuse. Racemes 2-6-flowered; peduncles several, often along whole stem, 0.5-2 cm; bracts 5-10 mm, hairy. Calyx 15-23(-27) mm, hairy; tube 10-16 mm; teeth subulate, 5-8 mm. Petals pale yellow, hairy; standard obovate-pandurate, 20-29 mm, slightly constricted in lower part, apex slightly emarginate; wings 18-26 mm; keel 14-22 mm, limbs narrowly elliptic, 8-10 mm. Legumes pendulous, with a stipe 2-7 mm, 14-20 mm, 5-6 mm high and 4-5 mm wide, with a beak 2-4 mm, 2-locu­lar; valves densely appressed to spreading hairy.

Artemisia steppes, semideserts, riverbanks, as a weed in crops, from plains to the mountain zone. Xinjiang [Kazakhstan, Kyrgyzstan, Uzbekistan].


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