资料来源 : Webster's Revised Unabridged Dictionary (1913)

Breadroot \Bread`root"\, n. (Bot.)
   The root of a leguminous plant ({Psoralea esculenta}), found
   near the Rocky Mountains. It is usually oval in form, and
   abounds in farinaceous matter, affording sweet and palatable
   food.

   Note: It is the Pomme blanche of Canadian voyageurs.

资料来源 : WordNet®

breadroot
     n : densely hairy perennial of central North America having
         edible tuberous roots [syn: {Indian breadroot}, {pomme
         blanche}, {pomme de prairie}, {Psoralea esculenta}]