. "* Viola floridana Brainerd" . . "* Viola langloisii Greene" . "* Viola novae-angliae House" . "* Viola latiuscula Greene" . "* Viola palmata var. sororia (Willd.) Pollard" . "* Viola missouriensis Greene" . "* Viola papilionacea Pursh" . "* Viola pratincola Greene" . "Viola sororia, known commonly as the common blue violet, is a stemless herbaceous perennial plant that is native to eastern North America. It is known by a number of common names, including; common meadow violet, purple violet, woolly blue violet, hooded violet and wood violet.It is the state flower of Illinois, Rhode Island, New Jersey, and Wisconsin. Self-seeding freely, in lawns and gardens it can become a weed."@en . . . . "* Viola affinis Leconte" . . . "* Viola cucullata var. sororia (Willd.) Torr. & A. Gray" . . "* Viola chalcosperma Brainerd" . . . "* Viola priceana Pollard" . "* Viola rosacea Brainerd" .