Herbs small. Roots conic. Stems dichotomously branched at base, 3--10 cm; branches violet, slender, hard, glandular hairy. Leaf blade saccate, 5--6 × 2--3 mm, both surfaces glandular villous, base attenuate, margin ciliate, apex obtuse. Cymes few flowered; bracts similar to leaves but smaller. Pedicel slender, 0.5--1.5 cm, densely glandular villous. Sepals 5, lanceolate, ca. 3 × 1 mm, glandular villous abaxially, base connate, margin ciliate, apex acute. Petals 5, white, obovate, 3--4 mm, apex emarginate or dentate lobed. Stamens 10, shorter than sepals; anthers yellow. Ovary obovoid. Styles 2, linear. Fl. Jul--Aug.