General:
Perennial herb from a slender rhizome; stems numerous, slender, creeping, 10-40 cm long, mat-forming, rooting at the nodes, hairy.

Leaves:
Opposite, short-stalked, kidney-shaped in outline, about 0.5 cm long, slightly wider than long, blunt-toothed, squared-off at the base, hairy.

Flowers:
Inflorescence a terminal, open raceme of several to many stalked flowers solitary in the axils of alternate, nearly full-size leaves, the thread-like stalks 1-3 cm long, several times as long as the subtending leaves, downcurved in fruit; corollas pale lavender-blue, saucer-shaped, 10-15 mm across, irregularly 4-lobed, the lobes much longer than the short tube, the upper lobe largest, the lowest lobe narrower than the others; calyces 3-5 mm long, deeply 4-lobed, the lobes oblong; styles about 3 mm long; stamens 2.

Fruits:
Capsules, 3-4 mm long, plump, nearly globe-shaped, wider than long, notched at the tip, fringed with long hairs; seeds cup-shaped, about 1.5 mm long.

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