空棱芹 kong leng qin

Athamanta denudata Fischer ex Hornemann, Suppl. Hort. Bot. Hafn. 32. 1819; Angelica fischeri Sprengel; Cnidium fischeri (Sprengel) Sprengel; Cenolophium fischeri (Sprengel) W. D. J. Koch; Crithmum mediterraneum Marschall von Bieberstein.

Plants 50–150 cm. Basal leaf blade triangular, 10–20 × 8–18 cm; ultimate segments 10–60 × 1–5 mm. Upper leaves smaller, 2-ternate or 3-lobed, sessile on expanded sheaths. Umbels (3–)5–7(–10) cm across; rays 10–25, ca. equal, 3–4(–6) cm; bracteoles 5–7; umbellules 12–16-flowered. Fruit 3.5–5 × 1.5–2.5 mm. Fl. and fr. Jul–Aug.

Forests, marshes, riparian grasslands; 400–1800 m. Xinjiang [Russia (Siberia); C Asia, SW Asia (Caucasus), Europe].