Cerastium fimbriatum Ledebour (1815), not E. Pritzel (1900); Fimbripetalum radians (Linnaeus) Ikonnikov; Stellaria radians f. fimbriata (Ledebour) Kitagawa; S. radians var.ovato-oblonga Koidzumi.

Herbs perennial, woolly, densely so above. Stems erect or ascending, quadrangular, 40--60 cm tall, basally branched, densely woolly. Leaves oblong-lanceolate to ovate-lanceolate, 3--12 × 1.5--2.5 cm, both surfaces lanate, midvein raised abaxially, base narrowed into short petiole, apex acuminate. Flowers in large terminal, dichotomous cymes; bracts lanceolate, herbaceous, densely lanate. Pedicel 1--3 cm, densely woolly, pendulous after anthesis. Sepals oblong-ovate or narrowly ovate, 6--8 × 2--2.5 mm, outside densely lanate. Petals 5, broadly obovate-cuneate, 8--10 mm, 5--7-cleft to middle or below; lobes nearly linear. Stamens 10, shorter than petals. Ovary broadly ellipsoid-ovoid; styles 3, linear. Capsule ovoid, slightly longer than persistent sepals, 6-valved. Seeds 2--5, black-brown, reniform, slightly compressed, scrobiculate. Fl. Jun--Aug, fr. Jul--Sep.

Hill scrublands, forest margins; 300--500 m. Hebei, Heilongjiang, Jilin, Liaoning, Nei Mongol [Japan, Korea, Mongolia, Russia].