_:b76457623 . "3600143" . . . "Fernald, 1945" . . _:b76510047 "VASCAN id" . _:b76457623 . . . . _:b76264725 . . _:b76510047 "12843" . _:b76510047 . _:b76116943 "5332144" . . "12843" . "Betula papyrifera var. pensilis Fernald, 1945" . "32219-2" . . _:b76457623 "TROPICOS id" . "772482" . _:b76510047 . _:b76116943 "GBIF id" . _:b76510047 . _:b76457623 . "Betula papyrifera var. pensilis" . _:b76116943 . _:b76264725 "32219-2" . _:b76264725 . . _:b76264725 . _:b76116943 . _:b76264725 "IPNI id" . . "Betula papyrifera var. pensilis" . _:b76116943 . _:b76457623 "3600143" . "5332144" .