Herbs annual, (2-)4-11(-15) cm tall, sparsely covered with minute, short-stalked trichomes, often glabrescent above. Stems 1 or few from the base, erect. Basal leaves rosulate, sessile or petiole 0.5-1(-2) mm; leaf blade obovate or oblanceolate, (1-)3-10 × 0.5-1.5(-3) mm, sparsely pubescent, rarely subglabrous, base cuneate, margin entire, apex obtuse or rounded. Cauline leaves absent. Racemes ebracteate. Fruiting pedicels ascending, stout and slightly narrower than fruit, 0.1-2(-5) mm. Sepals oblong, 0.9-1.2 × 0.4-0.5 mm, not saccate. Petals white or lavender, oblanceolate, 1.1-1.7 × 0.3-0.4 mm, apex obtuse. Filaments 0.8-1.5 mm; anthers ovate, 0.1-0.2 mm, apex apiculate. Ovules 14-32 per ovary. Fruit cylindric, (0.6-)1-1.8(-2.2) cm × 0.5-0.8 mm, straight, terete, torulose, glabrous or pubescent with minute forked trichomes; style 0.2-0.7 mm; stigma slightly 2-lobed. Seeds oblong, 0.6-0.8(-1) × 0.2-0.4(-0.5) mm. Fl. and fr. Apr-Jun.
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