Also found in: Thesaurus.
Switch to new thesaurus
|Noun||1.||genus Sisymbrium - genus of Old World annual or biennial or perennial herbs with racemose flowers; many are considered to be weeds|
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