Noun | 1. | ![]() dilleniid dicot genus - genus of more or less advanced dicotyledonous trees and shrubs and herbs Cistaceae, family Cistaceae, rockrose family - shrubs or woody herbs of temperate regions especially Mediterranean false heather, golden heather, Hudsonia ericoides - North American decumbent evergreen heathlike plant with yellow flowers beach heather, Hudsonia tomentosa, poverty grass - small heathlike plant covered with white down growing on beaches in northeastern North America |