多石阿魏 duo shi a wei

Plants 60–100 cm, hispid throughout. Stems slender, several, nodes slightly swollen, paniculate-branched, lower branches alternate, upper branches verticillate. Basal leaves short-petiolate, sheaths dilated; blade broadly rhombic, 3-pinnatisect, sub-leathery; ultimate segments broadly elliptic, 2–3(–4) × 1–2 cm, base cuneate, distally lobed, lobules entire or toothed, base decurrent. Upper leaves bladeless, petioles wholly sheathing, sheaths enlarged, elliptic-lanceolate, rigid and clasping. Terminal umbel sessile or short-pedunculate, lateral umbels 1–3, opposite or verticillate with elongate peduncles, exceeding terminal; umbels 3–6 cm across; bracts and bracteoles lanceolate, deciduous; rays 6–16, subequal; umbellules 10–15-flowered. Stylopodium low-conic; styles elongate. Fruit ellipsoid, ca. 10 mm; lateral ribs narrowly winged; vittae 1 in each furrow, large, 2 on commissure. Fl. Jun, fr. Jul.

Grassy places on gravelly slopes; ca. 1200 m. W Xinjiang (Qapqal) [Kyrgyzstan].