Herbs diffuse, with long, white filiform hairs. Stems yellow, 10--40 cm, slender, shiny, with long filiform hairs, basally glabrous. Leaves sessile, linear or linear-lanceolate, 1--2.5 cm × 2--5 mm, midvein conspicuously raised, both surfaces with long filiform hairs, base broadly cuneate, apex acute or acuminate. Flowers few to numerous, in dichotomous cymes; bracts ovate-lanceolate, 4--5 mm, with long filiform hairs, margin broadly membranous, apex acute. Pedicel 5--10 mm, with dense long filiform hairs. Sepals 5, ovate-lanceolate or lanceolate, 5--7 × 1--1.5 mm, outside with white filiform hairs, 3-veined, margin narrowly membranous, apex acute. Petals 5, shorter than or subequaling sepals, 2-cleft to base; lobes narrowly ovate. Stamens 10, subequaling petals. Ovary ovoid-orbicular; styles 3, linear, ca. 2 mm. Capsules yellow, narrowly ovoid, shorter than persistent sepals, 6-valved. Seeds brown, reniform to suborbicular, granulose. 2n = 26.
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