– Canada toadflax, old field toadflax
Distribution: Occurring west of the Cascades crest in Washington; southwestern British Columbia and Puget Trough islands to western Oregon and California.
Habitat: Prairies, balds, and other open areas at low elevations.
Origin: Native
Flowers: May-June
Growth Duration: Annual
– blue toadflax, Texas toadflax
Distribution: Occurring west of the Cascades crest in Washington; British Columbia to California, east to Sasketchewan and across much of the U.S. except the upper Midwest and Northeast.
Habitat: Prairies, grasslands, and balds.
Origin: Native
Flowers: May-June
Growth Duration: Annual