Chestnut blight fungus
- kingdom: Fungi
- phylum: Ascomycota
- class: Sordariomycetes
- order: Diaporthales
- family: Cryphonectriaceae
- genus: Cryphonectria
- species: Cryphonectria parasitica
New Haven
Woodbridge
ConnecticutBeltsville
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Sharon
Williamstown
MassachusettsFalls Church
Seven Corners
VirginiaSeattle
Washington
United States