Convolvulus capitiformis Poiret, Encycl. Suppl. 3: 469. 1814; Argyreia capitata (Vahl) Choisy; A. rufohirsuta H. Léveillé; A. verrucosohispida Y. Y. Qian; C. capitatus Vahl; Ipomoea capitata (Vahl) Roemer & Schultes; Lettsomia capitata (Vahl) Blume; L. capitiformis (Poiret) Kerr; L. peguensis C. B. Clarke; L. strigosa Roxburgh.

Shrubs scandent, 10-15 m tall. Stems spreading hirsute, with brown or dull yellow hairs. Petiole 3-16 cm; leaf blade ovate to circular, rarely oblong-lanceolate, 8-18 X 4-13 cm, dull yellow hirsute, base cordate, apex acute or acuminate; lateral veins 13-15 pairs. Cymes capitate, dense; peduncle stout, 6-30 cm, spreading hirsute; bracts persistent, elliptic to lanceolate, 1.5-2.5 X ca. 1 cm, both ends acute, hirsute abaxially. Pedicel short or absent. Sepals lanceolate or ovate-oblong to oblong, densely hirsute abaxially, apex acuminate, outer 3 sepals 1.5-1.7 cm X 5-6 mm, inner 2 sepals 1-1.2 cm. Corolla pink to reddish purple, funnelform, 4.5-5.5 cm, hirsute outside; limb shallowly lobed or subentire. Stamens and pistil included; filaments ca. 1.5 cm, glandular pilose basally; anthers oblong, ca. 3.5 mm. Ovary ovoid, glabrous, 2-loculed. Style ca. 3 cm, jointed at base; stigma capitate, 2-lobed. Berries orange-red, globose, ca. 8 mm in diam. Seeds 4 or fewer, ovoid-trigonous, ca. 7 mm. Fl. Sep-Dec, fr. Feb.

The leaves are used externally for treating trauma.

Wasteland, disturbed areas near human habitation, dense valley forests, open forests and thickets; 100-2200 m. Guangxi, Guizhou, Hainan, Yunnan [Cambodia, NE India, Indonesia, Laos, Malaysia, Myanmar, Thailand, Vietnam]