General:
Perennial from a branched stem-base and a short rhizome; tufted, often matted; stems erect, several, simple or branched, densely crinkled-hairy, 7-35 cm tall.

Leaves:
Basal leaves linear to narrowly lanceolate, 2-6 cm long, 2-6 mm wide, mostly deciduous by flowering time; stem leaves opposite, 2-6 pairs, about the same size as the basal leaves, slightly hairy; stipules lacking.

Flowers:
Inflorescence of usually 2-15 flowers in a contracted cluster; petals 5, white to pink or occasionally purple, stalklike at the bases, the blades 3-7 mm long, 2-lobed, the stalks 5-8 mm long; sepals white to usually pink or purple, united, forming a tube 10-15 mm long, 10-nerved, hairy and more or less glandular.

Fruits:
Capsules 10-14 mm long, 3- (4)-valved; seeds brown, 0.8-1.1 mm long, roughened.

Source:  The Illustrated Flora of British Columbia

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