Perennial, decumbent, up to 8 cm long, branched mostly from the base, glabrous; rootstock 1-2 mm thick, covered with withered leaf bases. Basal leaves rosulate, spathulate, 1.5-3 cm long, 4-8 mm broad, ± orbicular, slightly to obscurely toothed, apex rounded, petiolate (stalk c. as long as the lamina) ; upper leaves few, 3-5 only, distant, sessile, elliptic-ovate or oblong-ovate, 5-20 mm long, 3-8 mm broad, distinctly to obscurely auricled; all leaves glabrous, subfleshy, slightly toothed to entire. Racemes 10-15-flowered, corymbose, slightly increasing in length in fruit. Flowers 4-5 mm across, white; pedicels up to 3 mm long in fruit, spreading or ascending, glabrous. Sepals c. 2.5 mm long, 1 mm broad. Petals c. 4.5 mm long, 2 mm broad. Stamens c. 2:2.5 mm long; anthers c. 0.5 mm. Siliculae oblong, 8-11 mm long, c. 2.5 mm broad, often slightly curved, subcontorted, flattened, apex subemarginate, with a short, c. 0.5 mm long style; valves glabrous, not winged; septum hardly 1 mm wide, seeds 3-5 in each locule, 1-1.5 mm long, oblong-ovate, pale brown.

Fl. Per.: June-Aug.

Type: E.Himalaya, Sikkim, 4200-4800 m, J.D.Hooker (K).

Distribution: Himalayas, Karakorum and Pakistan, at altitudes above 3000 m.