Definition of 'goat's rue'

Noun

1. perennial subshrub of eastern North America having downy leaves yellowish and rose flowers and; source of rotenone
      Synonyms: catgut wild sweet pea Tephrosia virginiana
2. tall bushy European perennial grown for its pinnate foliage and slender spikes of blue flowers; sometimes used medicinally
      Synonyms: goat rue Galega officinalis

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