Herbs, perennial, erect, 5-10 cm tall. Stems slender, 4-angled, glabrous. Leaves in whorls of 4, sessile or subsessile; blade drying papery, obovate, ovate, elliptic, or elliptic-oblong, 1-6 × 1.5-10 mm, glabrous or sparsely hairy abaxially, base obtuse, margins smooth, apex obtuse or apiculate-acute; principal veins 3, palmate. Inflorescences terminal or sometimes axillary, with few-flowered cymes of 0.5-1.5 cm; peduncles and bracts glabrous; pedicels 1-2 mm. Ovary densely strigillose with undeveloped trichomes. Corolla ?white, rotate, ca. 1.2 mm in diam., lobed for 3/4 or more; lobes 4, ovate. Mericarps subglobose, ca. 1 mm, with dense, ± appressed uncinate trichomes.
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