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FOC | Family List | FOC Vol. 14 | Apiaceae | Chamaesium

5. Chamaesium novemjugum (C. B. Clarke) C. Norman, J. Bot. 76: 231. 1938.

粗棱矮泽芹 cu leng ai ze qin

Trachydium novemjugum C. B. Clarke in J. D. Hooker, Fl. Brit. India 2: 672. 1879; Chamaesium spatuliferum (W. W. Smith) C. Norman; C. spatuliferum var. minus R. H. Shan & S. L. Liou; Trachydium novemjugum var. tongolense H. de Boisseu; T. spatuliferum W. W. Smith.

Plants 5–12 cm. Taproot stout, 5–23 cm. Stem shortened, plants usually acaulous. Basal petioles 1.5–5 cm, sheaths long, broad; blade oblong, 2–4 × 1–2 cm, pinnate; pinnae sessile, (3–) 4–6 pairs, remote; ultimate segments long-ovate to suborbicular, 5–10 × 3–8 mm, base subtruncate or rounded, entire or apex shallowly 1–3-toothed, sometimes 3–4-crenate; terminal pinnae obovate or orbicular, base cuneate, apex more deeply 3-lobed. Umbels usually sessile, 5–17 cm across; bracts 4–5, pinnate, leaf-like; rays 9–18, 2–8 cm, unequal, ribbed; bracteoles 3–7, linear, oblanceolate or long-obovate, entire, 3–5-lobed to pinnatisect, nearly equal to much longer than flowers. Calyx teeth minute, hidden under the spreading stylopodium. Petals obovate or orbicular, ca. 1.5 × 1 mm, white or greenish, apex obtuse. Fruit oblong-ellipsoid ca. 3.5 × 2 mm, ribs prominent. Fl. Jun–Aug, fr. Aug–Sep.

Grassy slopes, riversides; 3400–4700 m. Sichuan, Xizang, Yunnan [Bhutan, Nepal, Sikkim].

This species has reputed medicinal value.


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