subclass dilleniidae

This word does not have a syllable breakdown in our dictionary yet, so pronunciation and parts are not shown.

noun. A group of families of more or less advanced trees and shrubs and herbs having either polypetalous or gamopetalous corollas and often with ovules attached to the walls of the ovary; contains 69 families including Ericaceae and Cruciferae and Malvaceae; sometimes classified as a superorder.