长管萼黄耆 chang guan e huang qi

Plants up to 40 cm tall, with appressed, medifixed, mostly white hairs 0.3-0.8 mm. Stems prostrate to ascending or erect, slender, branched, densely hairy. Leaves 3-8 cm, subsessile or with a petiole up to 1.5 cm; stipules 4-5 mm, free from petiole, high vaginate-connate behind stem, sparsely to loosely hairy; rachis densely hairy; leaflets in 4-6 pairs, narrowly elliptic, 8-12 × 2-4 mm, abaxially more densely hairy, adaxially sparsely to loosely hairy. Racemes loosely 8-10-flowered; peduncle 3.5-6 cm, densely hairy; bracts 1-2 mm, sparsely white and black hairy. Calyx 10-12 mm, sparsely white and black hairy; teeth 2-3 mm. Petals pale violet; standard obovate, ca. 20 × 5-6 mm, apex emarginate; wings ca. 18 mm; keel ca. 15 mm. Legumes subsessile, erect, linear, slightly curved, 30-40 mm, ca. 3 mm high and ca. 2.5 mm wide, with a beak 2-4 mm, 2-locular; valves sparsely covered with medifixed to asymmetrically bi­furcate, appressed, white hairs 0.6-1 mm.

● 300-1100 m. Henan, Shaanxi, Shanxi, Xinjiang.