Main root somewhat thick. Caudex prostrate, short, fleshy. Caudex leaves scalelike, triangular-ovate, ca. 2 mm. Flowering stems simple, erect, 6.5-13 cm. Stem leaves alternate; petiole 4-14 mm; leaf blade rhombic to rhombic-spatulate, 0.7-2 × 0.5-2 cm, base tapered. Inflorescences corymbiform, compact, 1-2 × 1-2 cm; bracts sessile, 3-10 mm, basal ones ovate, margin crenate, apical ones obovate-linear, margin entire. Flowers bisexual, shortly pedicellate, unequally 5-merous. Sepals ovate-triangular, 4-6 × 1.2-2 mm. Petals white, ovate-lanceolate, 8-11 × 2.5-3 mm, apex mucronate, mucro awnlike, to 1 mm. Stamens 10; antesepalous ones 6-7 mm; antepetalous ones 4-5 mm, inserted slightly below middle of petal. Nectar scales oblong-quadrangular, apex emarginate. Carpels ovoid-oblong, ca. 6 mm. Styles ca. 2 mm. Follicles erect. Seeds numerous, obovoid-oblong, winged at both ends. Fl. Sep, fr. Oct-Nov.