Herbs slender. Roots conic. Stems dichotomously branched at base, ca. 10 cm, white pubescent, shortly glandular villous. Leaves in several pairs; leaf blade linear, 3--8 × 0.5--1.5 mm, both surfaces glabrous, veins inconspicuous, base shortly sheathed, apex obtuse. Cymes terminal or axillary; rachis slender, 1.5--2.5 cm, densely pubescent, also shortly glandular pubescent in 1 line. Sepals 5, lanceolate-orbicular, 3--4 × 1--1.5 mm, glabrous, veins inconspicuous, margin broadly membranous, apex obtuse. Petals 5, white, obovate, equaling sepals, base clawed, apex entire. Stamens 10, equaling sepals. Ovary globose, ca. 1 mm; ovules numerous. Styles 2, equaling ovary. Capsule globose, 3--4 mm, deeply 4-valved. Seeds 2 or 3, flat, orbicular, 1.5--2 mm.

* NW Yunnan (Lijiang Naxi Zu Zizhixian).