fagopyrum

from WordNet (r) 3.0 (2006)

Fagopyrum
    n 1: buckwheat; in some classifications included in the genus
         Polygonum [syn: {Fagopyrum}, {genus Fagopyrum}]

from The Collaborative International Dictionary of English v.0.48

Fagopyrum \Fagopyrum\ prop. n.
   a genus of plants of the buckwheat family, including the
   buckwheat {Fagopyrum esculentum}; in some classifications
   included in the genus {Polygonum}.

   Syn: genus {Fagopyrum}.
        [WordNet 1.5 +PJC]