大头叶无尾果 da tou ye wu wei guo

Coluria henryi var. grandiflora Cardot; C. henryi var. pluriflora Cardot.

Rhizome long, slender, covered with remains of old leaves. Radical leaves: stipules ovate, both surfaces pilose or ciliate, margin entire or 1- or 2-serrate; petiole 1–2.5 cm, densely yellow-brown villous; leaf blade lyrately pinnatisect, 5–18 cm; rachis longitudinally ribbed, densely yellow-brown villous; leaflets in 4–10 pairs, laxly arranged at intervals of up to 1 cm; terminal leaflet ovate, broadly so, or oblong-ovate, 3–7 × 1.5–6 cm, yellow-brown villous, base cordate, margin obtusely serrate, apex rounded; lateral leaflets sessile, ovate or oblong-ovate, 2–16 × 0.5–11 mm, densely villous, base oblique, margin triangular dentate, apex acute; cauline leaves: leaf blade ovate, 1–1.5 cm, margin entire or 3-lobed. Flowering stems radical, ascending, 6–30 cm tall, spreading pilose, 1–4-flowered; bracts ovate or oblong, ca. 1.5 cm, both surfaces pilose, margin serrate. Flowers 2–2.5 cm in diam. Hypanthium obconic, 3–5 mm, densely villous. Sepals triangular-ovate, ca. 5 mm, abaxially pilose, adaxially glabrous or subpilose, apex acute; epicalyx segments minute, lanceolate, 1–2 mm, abaxially pilose, apex acute. Petals yellow or white, obovate, 5–10 mm, glabrous, base shortly clawed, apex emarginate. Filaments 5–6 mm. Carpels numerous; ovary ovoid; style erect. Achenes brown, ovoid or obovoid, 1–1.5 cm, papillate. Fl. Apr–Jun, fr. May–Jul.

Rocks; 1600--2400 m. Guizhou, Hubei, Sichuan.