Genus
Clarkia (Clarkias)
Clarkia concinna. Photo: (c) James Gaither, some rights reserved (CC BY-NC-ND)
Clarkia is a genus within the flowering plant family Onagraceae. Over 40 species are currently classified in Clarkia; almost all are native to western North America, though one species (Clarkia tenella) is native to South America.