The Cherokee Rose is the "state floral emblem" of Georgia
The Wild Prairie Rose is the state flower of Iowa and North
Dakota
The Rose is the state flower of New York (no particular rose
specified)
The Oklahoma Rose is the state flower of Oklahoma
Also
The Camilla (sometimes called the "Rose of Winter") is the state
flower of California, but it is actually from the Order Ericales
and Family Theaceae while roses are from the Order Rosales and
Family Rosaceae.