Clackamas Corydalis, Cold-water Corydalis, Marsh Corydalis: Corydalis aquae-gelidae (Synonym: Corydalis caseana ssp. aquae-gelidae) - Corolla white to cream.
Scouler's Fumewort, Scouler's Corydalis, Western Corydalis: Corydalis scouleri - Corolla pink.