subclass dilleniidae   (TTS Sound)

The noun subclass dilleniidae has 1 sense

• Dilleniidae, subclass Dilleniidae -- (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)