Source : Webster's Revised Unabridged Dictionary (1913)

Slipperwort \Slip"per*wort`\, n. (Bot.)
   See {Calceolaria}.

Source : WordNet®

slipperwort
     n : any garden plant of the genus Calceolaria having flowers
         with large inflated slipper-shaped lower lip [syn: {calceolaria}]