Description from Flora of China
Plants 30–60 cm. Basal leaves numerous; leaf blade broadly ovate in outline, 3-pinnatisect, glabrous; pinnae 4–6 pairs, sessile; ultimate segments linear, 7–28 × ca. 0.5 mm, entire, margins narrowly reflexed, apex apiculate. Stem leaves reduced upwards. Synflorescence corymbosely branched; bracts 1–3, lanceolate, deciduous; rays 4–6(–12), unequal, 4-angled, inner faces hispidulous; bracteoles 5–8, linear-lanceolate, apex long-acuminate, scarious-margined, unequal, often longer than flowers. Calyx teeth inconspicuous. Petals white, obovate. Styles longer than the stylopodium, ca. 1.5 mm. Fruit ovate-ellipsoid, ca. 4 × 2.5–3 mm, glabrous; lateral ribs winged, wings rather thick; vittae large, 1 in each furrow, 2 on commissure. Fl. Aug–Sep, fr. Sep–Oct.
Grasslands; 100–1300 m. W Heilongjiang (Anda, Zhaodong), W Jilin (Shuangliao, Qian Gorlos), N Liaoning (Faku).