Cerastium winkleri Briquet, Annuaire Conserv. Jard. Bot. Genève 13: 382. 1911, based on C. schizopetalum H. Winkler, Vidensk. Meddel. Dansk Naturhist. Foren. Kjobenhavn 51. 1902, not Maximowicz (1888).

Stems 3--5(--8) cm tall, slender, glabrous. Leaves sessile, ovate-lanceolate, 5--10 × 2(--3) mm, midvein conspicuous, base cuneate, apex acuminate. Flower solitary, axillary. Pedicel 1--1.2 cm. Sepals ovate-lanceolate, 3--4 mm, margin white, membranous. Petals 2--2.5 mm, subequaling or slightly longer than sepals, 2-cleft nearly to base. Stamens subequaling petals; anthers yellow-brown. Ovary globose, ca. 1 mm; styles 3, linear, ca. 1.5 mm. Capsule ovoid. Fl. Jul--Aug.

Stony slopes; (2500--)3800--4100 m. Xinjiang [Kyrgyzstan, Tajikistan].