Herbs perennial, glabrous, 15--50 cm tall, with creeping stolons. Stems erect, terete, minutely glandular at apex. Leaves alternate, often confined to upper part of stem; petiole 0.5--1.5 cm; leaf blade elliptic to elliptic-lanceolate, rarely ovate, 4--8(--13) X 1--3(--4) cm, papery, abaxially glaucous, often small purplish punctate, adaxially becoming dark brown when dry, base cuneate, rarely subrounded, apex acuminate; veins 4 or 5 pairs; veinlets prominently reticulate. Pedicel 1.5--4.5 cm. Flowers axillary, solitary, rarely 2 or 3 flowers aggregated at apex of extremely abbreviated twigs and appearing clustered. Calyx lobes ovate, ca. 3 mm. Corolla yellow, parted nearly to base; lobes narrowly oblong, 8--15 X ca. 4 mm, apex acute. Filaments connate basally into a ring, fused with corolla, free parts very short; anthers 4.5--5 mm, basifixed, opening by apical pores. Capsule ivory-white, globose, 5--6 mm in diam.

Picea and broad-leaved forests; 1200--2500 m. Taiwan [Philippines].