Assertion: perigord truffle | /r/HasProperty | harvested by new world truffieres
Facets:
value: in oregon
type: LOCATION
Source sentences:
text: The French Black, or Perigord truffle (Tuber melanosporum) has also been successfully cultivated and harvested by New World Truffieres in Oregon and numerous other spots in North America through planting orchards of inoculated host trees.