Noun | 1. | ![]() dilleniid dicot genus - genus of more or less advanced dicotyledonous trees and shrubs and herbs Brassicaceae, Cruciferae, family Brassicaceae, family Cruciferae, mustard family - a large family of plants with four-petaled flowers; includes mustards, cabbages, broccoli, turnips, cresses, and their many relatives rock cress, rockcress - any of several rock-loving cresses of the genus Arabis Arabis Canadensis, sicklepod - North American rock cress having very long curved pods Arabis turrita, tower cress, tower mustard - European cress having stiff erect stems; sometimes placed in genus Turritis |