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
Habitat / Range
Roadsides and waste places in the lowland zone; infrequent in SW BC, known from SE Vancouver Island, the Gulf Islands and lower mainland; introduced from Eurasia.
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.