Herbs perennial, 25--35 cm tall. Roots slender. Stems ascending, glabrescent. Basal leaves spatulate, base attenuate into a long petiole; cauline leaves sessile, ovate or ovate-elliptic, 1.5--2.5 cm × 8--12 mm, midvein and base villous, apex acute. Cyme terminal, many flowered; bracts leaflike, small, pilose. Pedicel slender, to 3 cm, glandular pubescent. Sepals lanceolate or broadly so, ca. 6 mm, abaxially pilose, margin membranous, apex acute. Petals narrowly obovate, ca. 2 × as long as sepals, 2-lobed for ca. 1/2 their length, lobes lanceolate, apex acuminate. Stamens slightly longer than sepals. Styles 5, linear. Capsule cylindric, slightly longer than calyx, 10-toothed. Seeds numerous, brown, subtriangular-globose, slightly compressed, ca. 1 mm, tuberculate. Fl. Apr--May, fr. Jun--Jul.