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 Cochlearia officinalis, common scurvy grass, scurvy grass - a widely distributed Arctic cress reputed to have value in treatment or prevention of scurvy; a concentrated source of vitamin C |