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

20. Bupleurum alatum R. H. Shan & M. L. Sheh, Fl. Reipubl. Popularis Sin. 55(1): 300. 1979.

翅果柴胡 chi guo chai hu

Plants ca. 20 cm, perennial. Root slender, pale brown, little-branched. Stems several, slender, erect, base without fibrous remnant sheath. Lower leaves sessile, clasping; blade oblong-lanceolate, ca. 20 × 2.5 mm, nerves 11–13, apex acuminate. Middle leaves elliptic-lanceolate, apex obtuse-acute. Umbels 2–5 cm across, lax; bracts 2–3, elliptic, 7–10 × 1.8–3 mm, 5–7-nerved, apex acute or acuminate; rays of terminal umbel 3, 2–5 cm, unequal, rays of lateral and lower umbels 1–2, ca. 2 cm; bracteoles 3–5, linear-lanceolate, 4–5 × 1.2–1.5 mm, shorter than umbellules in fruit; umbellules 3–8 mm across, (4–)8–10-flowered; pedicels 1–2.5 mm. Petals yellow. Stylopodium low-conic, dark yellow. Fruit oblong, ca. 5 × 2 mm; ribs all broadly winged, equal; vittae 1 in each furrow, 2 on commissure. Fl. and fr. Aug–Sep.

Mountain slopes; ca. 3900 m. S Xizang (Nyalam).

This rather poorly known species is recorded only from a few localities. It is similar to Bupleurum stewartianum Nasir, from Pakistan, but differs in having fewer and longer rays, and fruit with broader wings.


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