dicot family, magnoliopsid family - family of flowering plants having two cotyledons (embryonic leaves) in the seed which usually appear at germination

Casuarinales, order Casuarinales - order of chiefly Australian trees and shrubs comprising the casuarinas; 1 family: Casuarinaceae

genus Casuarina - genus of trees and shrubs widely naturalized in southern United States and West Indies; coextensive with the family Casuarinaceae and order Casuarinales