Clarkia

noun

1. Any of various annual, chiefly western North American plants of the genus Clarkia, several of which are cultivated for their showy red, purple, pink, or white flowers.
2. A small genus of herbaceous annual plants, natural order Onagraceæ, natives of the United States west, of the Rocky Mountains. They have showy purplish flowers, and two species, C. pulchella and C. elegans, are common in cultivation.
3. Any of several annual flowering plants, of the genus Clarkia, native to the Americas