黄花委陵菜 huang hua wei ling cai

Potentilla asiatica (Th. Wolf) Juzepczuk; P. chrysantha var. asiatica Th. Wolf.

Herbs perennial. Roots robust, terete. Flowering stems erect or ascending, 15–55 cm tall, together with petioles spreading or appressed pilose or glabrescent. Radical leaves 5–20 cm including petiole; stipules brown, membranous, villous or glabrescent; leaf blade palmate with 2 pairs of leaflets; leaflets sessile or subsessile, green on both surfaces, obovate-oblong, usually 1.5–7 × 1–3 cm, both surfaces appressed or subspreading pilose, or abaxially sometimes villous on veins, base cuneate, margin acutely serrate, apex obtuse or acute; cauline leaves: stipules herbaceous, abaxially villous, margin entire, apex acuminate; lower leaf blades 3-foliolate, upper ones 5-foliolate; leaflets resembling those of radical leaves. Inflorescence corymbose-cymose, laxly many flowered. Flowers 1.2–1.5 cm in diam.; pedicel 1–2 cm, densely pubescent. Sepals long triangular-ovate, apex acute or acuminate; epicalyx segments lanceolate or elliptic-lanceolate, slightly shorter than sepals, abaxially pubescent and pilose, apex acute or acuminate. Petals obovate, 0.5–1 × as long as sepals, apex emarginate. Style slightly thickened at base; stigma dilated. Achenes smooth or obscurely rugose. Fl. and fr. May–Aug.

Forest margins, meadows, river valleys, ditch banks; 1000--2200 m. Xinjiang [Mongolia, Russia; E Europe].