
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. Clarkias are typically annual plants, growing to a height of less than 1.5 metres. Their leaves are small and simple, ...
Found on
http://en.wikipedia.org/wiki/Clarkia

(Farewell-To-Spring, Godetia, Satin Flower) These are hardy annuals of western North America. They are named after Captain William Clark of the Lewis and Clark Expedition. Clarkia's height ranges from 1 to 3 feet. They provide a profusion of flowers that, given favorable conditions, will bloom for quite some time. Clarkias are great for growing in ...
Found on
http://www.encyclo.co.uk/local/10004

any of various western U.S. plants belonging to the genus Clarkia, of the evening primrose family, having narrow leaves and ornamental red or purple flowers.
Found on
https://www.infoplease.com/dictionary/clarkia
No exact match found.