Perennial, 10-35 cm. Stems branched or simple, erect to ascending, pilosehirsute, ± glandular. Leaves 10-25 x 3-9 mm, obovate, lanceolate or elliptic, apex acute, base sessile, of the lower leaves often shortly cuneate. Bracts completely herbaceous, with a scarious margin. Flowers in lax cymes. Pedicel as long as or longer than the calyx, nutant. Sepals 4.5-5.5 mm, lanceolate, pilose-glandular, margin broadly scarious. Petals white, shorter than the sepals, bilobed at the apex, claw glabrous. Capsule about twice the length of the sepals, teeth flat with revolute margins. Seeds rounded. tuberculate.

Fl. Per.: April-June. Fr. Per.: June-July.

Type: Not known.

Distribution: Himalaya, China, Taiwan, Korea, Japan.

This species is similar to C. glomeratum but can be distinguished by its lax cymose inflorescence and its petals shorter than the sepals. Common in the Hazara and Swat region, found usually in ditches from 1280-2500 m.