Leaves to 5 cm long; blades suborbicular to ovate, to ca. 3 cm long, apex and base rounded to obtuse, margin mostly entire; petioles shorter than the blades. Flowering stems to 19 cm; racemes ca. 3 cm long, 6- to13-flowered, crowded. Flowers: calyx lobes pinkish; petals white; style straight. Capsules ca. 5 mm broad (Stickney in
Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).