Plants 30–50 cm, glabrous. Root cylindrical. Stem single, striate, base clothed in fibrous remnant sheaths. Basal leaves petiolate; petioles 5–12 cm; blade broadly ovate, 6–10 × 7–9 cm, 2-pinnate; primary pinnae 4–5 pairs, remote; ultimate segments ovate or broadly ovate, 10–15 × 5–10 mm, margins shallowly 3-lobed to pinnatifid. Cauline leaves few, gradually reduced upwards. Umbels ca. 5 cm across in fruit; bracts 5, linear to lanceolate, margins narrowly membranous; rays ca. 12, 2–2.5 cm; bracteoles 5–8, similar to bracts; umbellules 10–15-flowered. Calyx teeth conspicuous, triangular, ca. 1 mm. Petals white obovate. Styles reflexed. Fruit oblong-ovoid, ca. 3 × 1.5 mm; ribs prominent, subequal; vittae 1–2 in each furrow, 2–4 on commissure. Seed face plane or slightly concave. Fl. Jul–Sep, fr. Oct–Nov.

Grassland at forest margins; 2500–3000 m. S Xizang (Gyirong), NW Yunnan (Eryuan).