Source : WordNet®

Caulophyllum thalictrioides
     n : tall herb of eastern North America and Asia having blue
         berrylike fruit and a thick knotty rootstock formerly
         used medicinally [syn: {blue cohosh}, {blueberry root}, {papooseroot},
          {papoose root}, {squawroot}, {squaw root}, {Caulophyllum
         thalictroides}]