钝叶石头花 dun ye shi tou hua

Gypsophila trichotoma Wenderoth.

Herbs perennial, yellow-green, to 70 cm tall. Stems erect, distally many branched, proximally glandular pubescent. Leaves obovate- or ovate-oblong, 3--7 × 1--3 cm, glandular pubescent, 3--5-veined, base amplexicaul and slightly connate. Thyrse diffuse; bracts triangular, glabrous, apex acuminate. Pedicel slender, 4--15 mm, glabrous. Calyx green veined, broadly campanulate, 2--4 mm, lobed for ca. 1/2 its length; lobes ovate, margin membranous, apex obtuse. Petals red, pink, or white, oblong, ca. 5 × 2 mm, apex retuse or obtuse. Stamens slightly shorter than petals. Ovary ovoid. Styles exserted. Capsule globose, longer than calyx. Seeds reniform, ca. 1 mm, minutely flat tuberculate. Fl. Jul--Aug, fr. Aug--Sep.

Forest grasslands, wet riversides, saline-alkaline soils, steppe sands; 500--1000 m. N Xinjiang (Altay Shan) [Kazakhstan, W Mongolia, Russia, Turkmenistan; SW Asia, SE Europe].