11667112-n 'a group of families of trees and shrubs and herbs having well-developed perianths and apocarpous ovaries and generally regarded as the most primitive extant flowering plants';
a group of families of trees and shrubs and herbs having well-developed perianths and apocarpous ovaries and generally regarded as the most primitive extant flowering plants
contains 36 families including Magnoliaceae and Ranunculaceae
sometimes classified as a superorder