Annual herb from a slender taproot; stems several, scapose, glabrous.
Basal leaves numerous in a rosette; flower stalks slender, usually 1-3 times as long as the blades, blades egg-shaped, entire to deeply lobed, 1-3 cm long; stem leaves lacking.
Solitary on leafless stems, (2) 3-13 cm tall; petals white, about equalling the sepals in length; sepals usually red or purplish, 1.4-2 mm long.
Silicles, oblong-oval to suborbicular, 6-12 mm long; seeds 6-12, about 5 mm long, 3.5-5 mm wide including about 1 mm wide wing.
If more than one illustration is available for a species (e.g., separate illustrations were provided for two subspecies) then links to the separate images will be provided below. Note that individual subspecies or varietal illustrations are not always available.
Illustration Source: The Illustrated Flora of British Columbia