Annual from a simple caudex. Stems 5–15 cm, branched at the base. Basal leaves obovate, 10–15 mm long, entire. Stem leaves oblanceolate, sessile. Vestiture of dense, sessile, 2- to 4-branched hairs. Petals white, 1–3 mm long. Fruit spreading-ascending, 2–5 × 1–2 mm, glabrous to finely hairy; style up to 0.1 mm long; lower pedicels 3–6 mm long. Disturbed soil of grasslands, fields; valleys (
Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).