Perennial herb from a creeping rhizome; stems erect to clambering, 30-100 cm tall/long, inconspicuously angled, not winged, glabrous.
Alternate, pinnately compound with 6 to 8 leaflets in pairs; leaflets narrowly egg-shaped to elliptic, 3-7 cm long, 1-4 cm wide; tendrils well developed, usually branched and grasping; stipules 1/3-2/3 the length of the leaflets, narrowly egg-shaped, not lobed.
Inflorescence a loose, stalked, axillary cluster of 6 to 14 pea-like flowers; corollas creamy-yellow to greenish-white, 12-17 mm long, the banner 14-17 mm long, the banner-claw shorter than the blade, the wings the same size as the keel and shorter than the banner; calyces 8-10 mm long, glabrous except for a fringe of hairs on the teeth, the upper pair of teeth about 1/2 as long as the lower.
Pods, 4-7 cm long, 4-7 mm wide, hairless, brown with age; seeds 5 to 12.
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
||Value / Class
Moisture Regime (SMR)
[0 - very xeric; 4 - mesic;
8 - hydric]
of field plots
species was recorded in:
BEC Zone Class
All BEC Zones (# of stations/zone) species was recorded in
|BG(9), BWBS(655), CWH(1), ESSF(20), ICH(97), IDF(386), MS(56), PP(16), SBPS(108), SBS(660), SWB(15)|
Source: Klinkenberg 2013