护耳草 hu er cao

Shrubs epiphytic, glabrous except for pedicel and calyx. Stems climbing to 2 m. Petiole 1-3 cm; leaf blade ovate, elliptic, to elliptic-oblong, 8-20 × 4.5-9 cm, leathery when dry, base rounded, apex acute to short acuminate; lateral veins ca. 7 pairs. Pseudumbels extra-axillary; peduncle 3.5-5 cm, thick. Pedicel 2-4 cm, puberulent. Sepals pubescent, margin ciliate. Corolla white, glabrous outside, densely pale scurfy inside; lobes rounded, ca. 5 × 4 mm. Corona yellow-ish, stellate; lobes ca. 3.5 mm, outer angle acute or short acuminate, inner angle ± erect, acute, slightly shorter than and clearly narrower than scarious anther appendages. Follicles linear-lanceolate, ca. 12 cm × 8 mm, smooth. Fl. Apr-Sep, fr. Sep-Dec.

* Open woods; 300-1000 m. Guangdong, Guangxi, Hainan, Yunnan