sourceTaxonName: Pleurotus ostreatus
targetTaxonName: Populus tremuloides
localityName: United States
referenceCitation: Anderson, N.A., Furnier, G.R., Wang, A.S., and Schwandt, J.W.. 1991. The number and distribution of incompatibility factors in natural populations of %Pleurotus ostreatus% and %Pleurotus sapidus%.. Canad. J. Bot. 69:2187-2191