Herbs perennial. Roots moniliform. Stems dichotomously branched, ca. 20 cm, white villous proximally, curled red hairy distally; internodes ca. 5 cm. Proximal cauline leaves with petiole ca. 5 mm; distal cauline leaves sessile; leaf blade broadly elliptic or obovate-elliptic, rarely ovate-elliptic, 1--1.8 cm × 6--9 mm, hirsutulous (on distally cauline leaves), midvein robust, lateral veins inconspicuous. Pedicel erect at anthesis, curved in fruit, 1--4 cm. Sepals 5, elliptic or ovate-lanceolate, 4--5 × ca. 2 mm, densely curved white or red long hairy, also glandular hairy, 3-veined, surface raised abaxially, minutely pitted adaxially, margin broadly membranous, apex obtuse or acute. Petals 5, white, obovate, 5.5--7 × 2.5--4 mm, base cuneate, apex lacerate; lobes 0.8--1 mm. Floral disc funnelform, with 5 globose, septate glands. Ovary ovoid, ca. 2 × 1.8 mm; ovules numerous. Styles 2, relatively long, papillate above middle. Fl. Jun--Jul.
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