4. Biondia microcentra (Tsiang) P. T. Li, J. S. China Agric. Univ. 12(3): 39. 1991.
祛风藤 qu feng teng
Adelostemma microcentrum Tsiang, Sunyatsenia 2: 184. 1934; Biondia elliptica P. T. Li & Z. Y. Zhu.
Lianas, twining to 2 m. Stems, branches, petioles, and peduncles mostly pubescent along 1 side. Petiole 5-10 mm; leaf blade elliptic to oblong-lanceolate, 1-7 × 0.5-1.4(-2.3) cm, papery or nearly so, glabrous except for minutely puberulent midrib adaxially, base minutely rounded to cuneate, apex acuminate; lateral veins 4-7 pairs, usually obscure. Inflorescences shorter than leaves; cymules usually solitary, 4-9-flowered; peduncle (1.5-)4-13(-23) mm. Pedicel (1.7-)3-4(-12) mm. Sepals lanceolate, 1.6-3 × 0.8-1 mm, apex acute, pubescent; basal glands 5. Corolla yellowish white with "purplish" interior, cylindric-urceolate; tube (2.5-)3.5-4 mm, pubescent inside; lobes oblong-lanceolate or oblong-elliptic, 1.2-2 × ca. 1 mm. Corona minute, ringlike. Anther appendages rounded, incurved; pollinia ± cylindric, slightly curved, ca. 0.4 mm, as long as corpusculum, caudicels short and rigid. Stigma head round/conical, obscurely 2-lobed; ovaries glabrous. Follicles oblong-lanceolate, 8-12 cm × 5-7 mm. Seeds oblong, ca. 6 × 2 mm, flat; coma to 3 cm. Fl. Apr-Jul.
* Open woods, thickets; ca. 800 m. Anhui, Sichuan, ?Yunnan, Zhejiang
A decoction of all parts is used as a febrifuge and for the treatment of rheumatism and internal fever.