Ligusticum yunnanense Pu Fating

Plants 40–60 cm, pilose throughout. Stem erect, 1–2-branched. Lower leaves petiolate, sheathing; blade subtriangular, 10–15 × 8–12 cm, ternate-2–3-pinnate, primary pinnae 5–6 pairs; ultimate segments lanceolate, 5–15 × 2–5 mm. Upper leaves reduced, 1-pinnate. Umbels terminal and lateral, terminal umbels 3–5–5 cm across; peduncles 8–10 cm; bracts 2–5, 1–2-pinnate; rays 15–20, subequal, ca. 4 cm; bracteoles 5–6, 1-pinnate, nearly as long as umbellules. Calyx teeth obsolete. Petals white, obovate, base cuneate. Styles ca. equaling stylopodium. Fruit oblong-ovoid, ca. 4 × 2.5–3 mm; dorsal and intermediate ribs prominent, filiform, lateral ribs narrowly winged; vittae 2–3 in each furrow, 4 on commissure. Seed face plane. Fl. and fr. Jul–Sep.

Grassy slopes. Yunnan.

Ligusticum yunnanense là một loài thực vật có hoa trong họ Hoa tán. Loài này được F.T. Pu mô tả khoa học đầu tiên năm 1991.