asterid dicot genus - genus of more or less advanced dicotyledonous herbs and some trees and shrubs

family Scrophulariaceae, figwort family, foxglove family, Scrophulariaceae - a family of dicotyledonous plants of the order Polemoniales; includes figwort and snapdragon and foxglove and toadflax and speedwell and mullein; in some classifications placed in the order Scrophulariales

gerardia - any plant of the genus Gerardia