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

6. Pleurospermum stellatum (D. Don) C. B. Clarke in J. D. Hooker, Fl. Brit. India. 2: 705. 1879.

尖头棱子芹 jian tou leng zi qin

Selinum stellatum D. Don, Prodr. Fl. Nepal. 185. 1825; Hymenolaena govaniana de Candolle; H. stellata (D. Don) Lindley; Pleurospermum govanianum (de Candolle) Bentham ex C. B. Clarke.

Plants dwarf, 3–20(–40) cm, essentially glabrous, sometimes apex of peduncles and rays scaberulous. Root stout, branched. Stem shortened or elongated, simple or 1-branched above; base with papery remnant sheaths. Basal petioles slender, 1–8 cm, sheaths oblong; blades oblong to oval, 2–10 × 1–3 cm, 1–2-pinnate; ultimate segments sessile, ovate to orbicular, 3–20 mm, incised-pinnatifid, mucronulate. Umbels 2.5–4 cm across; peduncle stout, up to 10 cm; bracts 2–8, oblong to orbicular, 1–6 cm, pinnatifid, margin broad, white-scarious; rays 2–10(–20), spreading-ascending, 2–20 cm; bracteoles 8–12, oblong to obovate, ca. 1 cm, longer than flowers, entire, 3-lobed to pinnatifid, margin broad white-scabrous; umbellules 15–40-flowered, pedicels unequal. Calyx teeth ovate, minute. Petals obovate, white, apex inflexed. Stylopodium short-conical. Fruit oblong-ovoid, 4–6 × 2.5–3 mm, papillate; ribs all broadly winged; vittae 1 in each furrow, 2 on commissure. Fl. and fr. Jun–Aug.

Open grassy slopes; ca. 3500 m. SW Xizang [NW India, Kashmir, C and W Nepal, Pakistan].


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