General:
Annual herb from a taproot; stems climbing or decumbent, 30-70 cm tall/long, slender, 4-angled, grooved, glabrous to finely hairy.

Leaves:
Alternate, pinnately compound; leaflets 12 to 18, linear to narrowly elliptic, 0.5-2 cm long, squared-off and notched or 1- to 5-toothed at the tip; tendrils well developed, usually branched, grasping; stipules linear, 2-5 mm long, lobed at the base,.

Flowers:
Inflorescence a short-stalked raceme of 3 to 8 pea-like flowers, generally shorter than the subtending leaf; corollas whitish to pale blue, 3-4 mm long; calyx teeth lanceolate, about equal to the tube.

Fruits:
Pods, broadly oblong or elliptic, hairy, 1 cm long; seeds usually 2.

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