sisymbrium officinale

English Thesaurus

1. stiffly branching Old World annual with pale yellow flowers; widely naturalized in North America; formerly used medicinally (noun.plant)

hypernym	:	herb, herbaceous plant,
definition	:	a plant lacking a permanent woody stem; many are flowering garden plants or potherbs; some having medicinal properties; some are pests (noun.plant)

member meronym	:	genus sisymbrium,
definition	:	genus of Old World annual or biennial or perennial herbs with racemose flowers; many are considered to be weeds (noun.plant)