米林膨果豆 mi lin peng guo dou

Astragalus milingensis C. C. Ni & P. C. Li, Acta Phytotax. Sin. 17(2): 107. 1979; A. milingensis var. heydeiodes K. T. Fu.

Plants covered with mostly white hairs. Stems prostrate, 5-30 cm, often zigzaglike bent, in basal parts glabrous or sparsely hairy, in upper parts loosely to rather densely covered with appressed to spreading white or partly black and white hairs 0.2-0.3(-0.4) mm. Leaves 1-2.5 cm; stipules 1.5-2 mm, sparsely hairy; petiole 0.3-0.5 cm, like rachis loosely to rather densely hairy, hairs subappressed to spreading, white, some­times also some black; leaflets in 3-6 pairs, 2-4 × 1-2 mm, abaxially densely to rather densely covered with ± appressed, short, white hairs, more rarely also with black hairs, adaxially glabrous or sometimes with a few appressed hairs toward base and margins. Racemes loosely 1-4-flowered; peduncle 1-2 cm, rather densely covered with mostly appressed, short, white hairs; bracts 0.6-1 mm, mostly white hairy. Bracteoles mostly absent, if present, less than 0.3 mm. Calyx 3-5 mm, rather densely covered with subappressed to ascending or even spreading, short, white hairs, sometimes also with black hairs; teeth 1.5-2.5 mm. Petals pink or purple to violet; standard or­bicular, 7-10 × 6-8.5 mm; wings 7-8 mm; keel 7-8 mm. Leg­umes with a stipe ca. 1 mm, 10-15 mm, 2.5-3 mm high and 5-7 mm wide, with a short beak and often persistent style, 1-locu­lar, rather densely covered with ascending white hairs 0.2-0.3 mm.

● 3000-4300 m. Gansu, Sichuan, Xizang.