Witch Alder, the relative of Fothergilla major, is one of two species in its genus. Plants are the type of vegetation that that genus and the red-leaved Clerodendrum have in common.
Fothergilla (witch alder) is a genus of two or three species of flowering plants in the family Hamamelidaceae, native to woodland and swamps of the southeastern United States. 
Clerodendrum is a genus of flowering plants in the family Lamiaceae. 
 It is one of two species in the genus "Fothergilla." 
Fothergilla major (large witch alder, mountain witch alder) is a species of flowering plant in the genus Fothergilla, family Hamamelidaceae, that is native to woodland and swamps in the Allegheny Mountains of southeastern United States. 
