散血芹 san xue qin

Plants 15–60 cm. Stems 1–2(–3), branching. Basal leaves petiolate, petioles 10–15 cm, glabrous; blade ovate in outline, 3.5–8 × 3–8 cm, ternate-1-pinnate; ultimate segments ovate or rhomboidal, 1–6 × 0.5–1.5 cm, glabrous or sparsely strigose along veins, margin crenate, apex caudate. Umbels 1.5–3 cm across in flower, to 7 cm in fruit; bracts absent; rays (6–)15–30(–40), 2–3(–5) cm; bracteoles 2–3, 0.3–1 mm; umbellules (2–)3-flowered; pedicels 0.2–3 mm. Calyx teeth subulate, ca. 0.4 mm. Petals white, ca. 1.5 × 0.6 mm. Stylopodium conic; styles elongate; stylopodium plus styles ca. 1.1 mm. Fruit ovoid or broadly so, 2–3 × 1.5–2 mm; ribs finely scabrid; vittae 1–3 in each furrow, 2–4 on commissure. Fl. Apr–Jun, fr. Jul–Aug.

Shady forests, valley slopes in forests, among shrubs, stream banks; 700–3000 m. Guizhou, Sichuan, W Yunnan.

Lower Taxa

• Pternopetalum botrychioides var. botrychioides
• Pternopetalum botrychioides var. latipinnulatum R. H. Shan