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Chinese Plant Names | Family List | Apiaceae | Pleurospermum

Pleurospermum szechenyii Kanitz


Description from Flora of China

Hymenidium szechenyii (Kanitz) Pimenov & Kljuykov; Pleurospermum dielsianum Fedde ex H. Wolff, p.p.

Plants 15–40 cm. Root dark brown, conic. Stem stout, simple or branched, base with papery remnant sheaths. Basal and lower leaves long-petiolate, petioles flattened, sheaths narrow-oblong; blades ovate or ovate-lanceolate, 5–8 × 2–4 cm, 2–3-ternate-pinnate; pinnae 6–9 pairs, sessile; ultimate segments lanceolate, 2–3 × ca. 1 mm, acute. Leaves gradually reduced upwards. Umbels 10–15 cm across; bracts 7–11, oblanceolate, 3–4 cm, apex 1–2-pinnate, base narrowly scarious margined; rays 15–25, 5–8 cm, unequal; bracteoles 9–13, obovate or oblanceolate, 6–8 mm, apex pinnate; pedicels 6–8 mm, flattened, membranous-winged. Calyx teeth small, triangular. Petals obovate, reddish, ca. 2.5 mm. Anthers dark purple. Stylopodium short-conic. Fruit oblong-ovoid, 5–6 × 3–4 mm; ribs all sinuolate-winged; vittae 1 in each furrow, 2 on commissure. Fl. Jul, fr. Aug.

High-altitude grasslands; 3700–4200 m. N Gansu, E Qinghai, E Xizang.


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