小齿黄耆 xiao chi huang qi

Plants furnished with ± flattened hairs, mostly with an acute appendix at base and therefore subbasifixed. Stems pros­trate to ascending, up to 12 cm, densely to rather densely hairy; hairs subappressed to ascending, in upper part to spreading, white, at nodes also black. Leaves 2.5-4 cm, subsessile; stipules 2-3 mm, lower ones distinctly connate behind stem, hairy; ra­chis subappressed white hairy; leaflets in 6-10 pairs, elliptic, 3-7 × 1.5-3.5 mm, abaxially somewhat densely covered with sub­appressed, ± straight, white hairs, adaxially loosely covered with subappressed flexuous hairs, apex rounded to emarginate. Racemes densely 6-8-flowered; peduncle 1-2 cm, with as­cending to spreading white and black hairs; bracts 1.5-2 mm, white and black hairy. Calyx ca. 4 mm, subappressed black hairy; teeth 0.2-0.5 mm. Petals lilac; standard obovate, ca. 9 × 3.5 mm; wings ca. 9 mm; keel ca. 8 mm. Ovary subsessile, white hairy, without a visible septum. Legumes with a stipe ca. 2 mm, ± erect, obliquely ellipsoid, 5-7 mm, ca. 3 mm high and wide, with a beak ca. 1 mm, 1-locular; valves loosely to rather densely covered with subappressed to slightly ascending black hairs 0.1-0.3 mm, sometimes also with white hairs when young.

2100-4900 m. Xizang [Bhutan, India, Nepal].