"(Fr.) Bondartsev & Singer, 1941" . "Heteroporus borealis (Fr.) Bondartsev & Singer, 1941" . _:b76321187 . _:b76321187 . . . . _:b76167905 "5245238" . _:b76167905 . _:b76321187 . "Heteroporus borealis" . . . "509655" . "298432" . "Heteroporus borealis" . _:b76321187 "Index Fungorum id" . . _:b76167905 "GBIF id" . . "5245238" . _:b76321187 "298432" . _:b76167905 . . . _:b76167905 .