Aphanostephus Riddellii, or more commonly know as Riddell's Dozedaisy, is a subshrub forb/herb of the genus Aphanostephus. Its duration is perennial which means it will grow year after year. Aphanostephus Riddellii or Riddell's Dozedaisy's floral region is North America US Lower 48, specifically in the states of New Mexico and Texas.
Alabama Alaska Arizona Arkansas California Colorado Connecticut Delaware Florida Georgia Hawaii Idaho Illinois Indiana Iowa Kansas Kentucky Louisiana Maine Maryland Massachusetts Michigan Minnesota Mississippi Missouri Montana Nebraska Nevada New Hampshire New Jersey New Mexico New York North Carolina North Dakota Ohio Oklahoma Oregon Pennsylvania Rhode Island South Carolina South Dakota Tennessee Texas Utah Vermont Virginia Washington West Virginia Wisconsin Wyoming
