Stems erect, 10–40 cm, with ascending branches. Herbage glabrous. Leaves spreading, 1–4 cm long. Flowers long-pedicellate; petals 0.5–1.5 mm long. Capsule spreading to reflexed, 3–6 mm long, glabrous; pedicels 3–6 mm long; seeds 6 to 16, glabrous, vertical in 1 or 2 staggered rows in each locule (
Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).