Celosia is part of the Amaranthus family (Amaranthaceae) and is
native to the subtropical in America, Africa, and Asia. Celosia is
derived from the Greek word kelos, which means translated burning.
Probably a reference to the plume-shaped flowers that resemble a
flame in some varieties. Celosias are relatively modern flowers,
although leaves of the species have been used as food in India and
Africa for several hundred years.