Synonyms for Goat's Rue (same or very similar meaning)
WordNet sense 1 (perennial subshrub of eastern North America having downy leaves yellowish and rose flowers and; source of rotenone):
catgut, Tephrosia virginiana, wild sweet peaWordNet sense 2 (tall bushy European perennial grown for its pinnate foliage and slender spikes of blue flowers; sometimes used medicinally):
Galega officinalis, goat rueFrom the ODE community, based on WordNetadd/edit