Herbs perennial, 3--10 cm tall. Stems caespitose, basally usually woody, distally glandular pubescent. Leaves linear or subulate, 5--12 × 0.7--1 mm, glandular pubescent, rarely glabrous, abaxially prominently 3-veined. Cyme lax, 1--7-flowered. Pedicel longer than sepals, glandular pubescent. Sepals ovate, 3--4 mm, glandular pubescent, prominently 3-veined, margin narrowly membranous, apex acute to shortly acuminate. Petals ovate, ca. 5 × 3 mm, base abruptly contracted into a very short claw. Stamens shorter than petals. Styles 3. Capsule ovoid, slightly exceeding sepals, 3-valved. Seeds brown, reniform, 0.6--0.7 mm, almost smooth to acutely tuberculate. Fl. Jul--Aug, fr. Sep--Oct.
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