Wars of the Roses (1455-1487), or rose of war, usually refers to the British House of Lancaster and York between supporters of the dynasty to the throne of England the intermittent civil war.
Plantagenet royal family are the two branches, is a descendant of King Edward III.
Wars of the Roses is not the name used at the time, it's home from the selected two royal emblem, the red roses of Lancaster and York's white rose.