多毛西风芹 duo mao xi feng qin

Plants 50–90 cm, monocarpic, densely white hispidulous throughout. Caudex simple. Stem solitary, branched from middle, terete. Basal leaves several, petioles 10–16 cm; blade ternatisect, 4–13 × 2–6 cm; leaflets sessile, linear-lanceolate, (40–) 70–130 × 5–10 mm, primary venation parallel, usually white hispid on both surfaces, especially margins and abaxially veins. Cauline leaves few, reduced upwards, leaflets 30–50 × 2–4 mm. Synflorescence corymbose; umbels 1–3(–4) cm across; peduncles elongate, hispidulous; bracts 5–7, linear, ca. 10 × 0.5 mm, bases free, apex caudate; rays 6–8, 5–20 mm, subequal, densely white-hispid; bracteoles 5–7, linear, 6–8 mm, more than 2 × pedicels; umbellules 10–18-flowered; pedicels ca. 4 mm. Petals yellow, obovate, abaxially white-pubescent. Fruit ovoid or short ovoid, slightly dorsally compressed, ca. 3 × 2 mm, densely white hispid; ribs rounded, equal, hidden by indumentum; vittae 1 in each furrow, 2 on commissure. Fl. Aug–Sep, fr. Sep–Oct.

Alpine meadows, limestone slopes; 1500–3000(–4500) m. NW Yunnan (Binchuan, Heqing).

This species has reputed medicinal value.