Pimpinella yunnanensis (Franch.) H. Wolff

This species has reputed medicinal value. See the taxonomic note under Pimpinella candolleana.

Plants perennial, 30–60 cm, sparsely hirsute, especially above. Root cylindrical, 10–15 cm. Stems solitary, rarely 2–3, slender, 2–3-branched. Basal petioles 2–10 cm; blade simple, cordate-lanceolate or narrowly triangulate, rarely cordate-ovate, 1.5–7 × 1–5 cm, base faintly cordate or truncate, margins serrate, apex acute. Cauline leaves few, usually 1-pinnate or 3-lobed, lobes lanceolate. Umbels 3–7 cm across; bracts 1–4, linear, or absent; rays 8–20, 2–5 cm, unequal, pubescent; bracteoles 1–10, 1.5–4 mm, ca. equal to or shorter than pedicels; umbellules 7–12 mm across, 10–15-flowered; pedicels 1–5 mm, very unequal. Calyx teeth obsolete. Petals white, obovate or obcordate, apex with incurved lobule. Stylopodium conic; styles 1–1.5 × stylopodium, reflexed. Fruit ovoid, ca. 2 × 1.7 mm, base cordate, surface sparsely pubescent with short papillae; vittae 1–3 in each furrow, 2–4 on commissure. Seed face plane. Fl. May–Jul, fr. Aug–Oct.

SW Sichuan, N and S Yunnan.

Valley forests, scrub by streams, alpine meadows; 1400–3200 m.

Pimpinella yunnanensis là một loài thực vật có hoa trong họ Hoa tán. Loài này được (Franch.) H. Wolff miêu tả khoa học đầu tiên năm 1927.

云南茴芹（学名：Pimpinella yunnanensis）是伞形科茴芹属的植物，是中国的特有植物。分布在中国大陆的云南等地，生长于海拔1,400米至3,200米的地区，常生于山谷林下、河边灌丛和高山草甸中，目前尚未由人工引种栽培。