Description from Flora of China
Herbs annual, glabrous. Roots fibrous. Flowering stems usually branched from base, erect, 1-4 cm. Leaf blade broadly lanceolate to ovate, 2-4.8 mm, base truncately spurred, apex obtuse. Cyme corymbiform, 3-7-flowered; bracts broadly lanceolate to ovate. Flowers 5-merous; pedicel 3-6 mm. Sepals suboblong, base spurless, apex obtuse. Petals yellow, triangular-ovate, 3-3.5 mm, base subconnate, apex obtuse. Stamens 5, ca. 3 mm. Nectar scales narrowly linear to linear-spatulate, 0.8-1.3 mm, apex subobtuse. Carpels subrhomboid, 3.2-3.4 mm, base free or connate for 0.2-0.5 mm. Follicles 3-6-seeded; placenta falcate. Seeds ovoid-oblong, ca. 0.8 mm, minutely mammillate. Fl. Aug, fr. Sep.
Dry grasslands on high mountain slopes, rocks; 2400-5400 m. C Gansu (Datong He), SE Qinghai, W Sichuan, E Xizang, NW Yunnan (Dêqên Xian) [Nepal].