Coreopsis
coreopsis, tickseed
4 species
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Common name
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Coreopsis grandiflorabigleaf tickseed
Origin: Introduced
Coreopsis lanceolatalance-leaved tickseed
Origin: Introduced
Coreopsis tinctoriacalliopsis, Columbia coreopsis
Distribution: Occurring chiefly east of the Cascades crest and along the lower Columbia River in Washington; British Columbia to California, east across North America to the Atlantic Coast.
Habitat: Open and disturbed areas at low to mid elevations where seasonally moist.
Origin: Native
Flowers: June-August