Trailing perennial herb, freely rooting; stems spreading, 10-60 cm long, branching.
Opposite, egg-shaped to egg-shaped-lanceolate, narrowed at the base, 3-9 cm long.
Solitary, bluish-purple, usually 20-30 mm wide, 1 per stem, calyx lobes glabrous.
Long cylindric pods without tufted hairs, 3-5 cm long.
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
Source: The USDA
1. Flowers usually 20-30 mm wide, usually solitary; calyx lobes glabrous; leaves narrowed at the base................ V. minor
1. Flowers usually 30-50 mm wide, up to 4 per stem; calyx lobes ciliate; leaves squared-off or somewhat heart-shaped at the base........................ V. major
This species is listed are one of the twelve most problematics species in the Vancouver Region by the Greater Vancouver Invasive Plant Council. For further information, visit their web site.