noun
: any of several plants of the genus Diplotaxis found often in quarries and on old walls ; especially : a European weed ( D. tenuifolia ) with rather large yellow flowers that is adventive in No. America
noun
: any of several plants of the genus Diplotaxis found often in quarries and on old walls ; especially : a European weed ( D. tenuifolia ) with rather large yellow flowers that is adventive in No. America
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012