. _:b76312788 "Index Fungorum id" . . _:b76312788 . _:b75995517 . "Usnea mutabilis Stirt., 1881" . . _:b75995517 "2606049" . . . "Usnea mutabilis" . . _:b76312788 . "408452" . _:b75995517 . . "Usnea mutabilis" . "2606049" . _:b75995517 "GBIF id" . _:b76312788 . "Usnea mutabilis" . . "658632" . _:b76312788 "408452" . _:b75995517 . "Stirt., 1881" . .