rocket cress(n = noun.plant) barbarea vulgaris, rockcress, sisymbrium barbarea, yellow rocket - noxious cress with yellow flowers; sometimes placed in genus Sisymbrium;
is a kind of weed
is a part of barbarea, genus barbarea

american cress, anti-submarine rocket, belle isle cress, bitter cress, booster rocket, chamois cress, common garden cress, congreve rocket, cress, cress green, cress plant, dyer's rocket, early winter cress, garden cress, garden pepper cress, garden rocket, indian cress, land cress, marsh cress, meadow cress, mouse-ear cress, multistage rocket, nuclear rocket, par'a0 cress, prairie rocket, purple cress, research rocket, retro rocket, rock cress, rocket, rocket base, rocket engine, rocket engineer, rocket firing, rocket fuel, rocket larkspur, rocket launcher, rocket launching, rocket power, rocket propellant, rocket propellent, rocket propulsion, rocket range, rocket salad, rocket scientist, sea rocket, sounding rocket, space rocket, spring cress, step rocket, stone cress, sweet rocket, takeoff rocket, tansy-leaved rocket, test rocket, tower cress, wall rocket, water cress, water rocket, white rocket, winter cress, yellow rocket