7. Pollia secundiflora (Blume) R. C. Bakhuizen van den Brink in Backer, Bekn. Fl. Java. 10, Fam. 211, 10. 1949.
长花枝杜若 chang hua zhi du ruo
Commelina secundiflora Blume, Enum. Pl. Javae 1: 3. 1827; Aclisia gigantea Hasskarl; A. indica Wight; A. sorzogonensis E. Meyer; Pollia sorzogonensis (E. Meyer) Endley.
Herbs perennial. Stems erect, to 20 cm × 7 mm, sparsely white-pubescent. Leaves sessile; leaf sheath ca. 2.5 cm, rather densely pubescent; leaf blade elliptic, ca. 20 × 5 cm, verrucose adaxially, densely puberulent abaxially. Inflorescence longer than distal leaves; proximal inflorescence branches with peduncle to more than 20 cm, densely brown-yellow hooked hirsute; cincinni numerous, ca. 2 cm, in whorls or not, densely brown-yellow hooked hirsute; proximal involucral bracts leaflike, nearly as large as leaves, distal ones much smaller, to 5 mm, densely brown-yellow hirsute; bracts membranous. Sepals ovate-orbicular, boat-shaped, ca. 3 mm, glabrous, persistent. Petals white, obovate, shallowly boat-shaped, ca. 5 mm. Stamens 6; fertile stamens 3, anterior; staminodes 3, with shorter filaments. Fruit globose, ca. 6 mm in diam. Fl. Apr.
Dense forests on low mountains. NE Guangxi (Longsheng Ge Zu Zizhixian), S Guizhou, Hainan, Hong Kong, EC Hunan (Nanyue), S Yunnan (Jinping Xian) [India, Indonesia, Laos, Malaysia, Myanmar, Thailand, Vietnam].