1. [ noun ] (biology,botany) 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
Synonyms: subclass_Dilleniidae
Related terms: class Dicotyledones Parietales Santalales Rhoeadales Malvales Ericales Guttiferales dilleniid_dicot_genus dilleniid_dicot_family
Similar spelling:   Dilantin