Synonymy:
Polyporus obductus Berk., London J. Bot. 4: 304 (1845)
Tyromyces obductus (Berk.) Murrill, N. Amer. Fl. (New York) 9(1): 32 (1907)
Grifola obducta (Berk.) Aoshima & H. Furuk., Trans. Mycol. Soc. Japan 4(4): 91 (1963)
Oligoporus obductus (Berk.) Gilb. & Ryvarden, Mycotaxon 22(2): 365 (1985)

Polyporus osseus Kalchbr., Math. Term. Közlem., Magy. Tudom. Akad. 3: 217 (1865)
Leptoporus osseus (Kalchbr.) Quél., Enchiridion Fungorum in Europa media et praesertim in Gallia Vigentium: 177 (1886)
Leucoporus osseus (Kalchbr.) Quél., Fl. mycol. France (Paris): 404 (1888)
Grifola ossea (Kalchbr.) Pilát, Beih. bot. Zbl., Abt. 2 52: 58 (1934)
Polypilus osseus (Kalchbr.) Parmasto, Tartu R. Ülik. Toim. 6: 124 (1963)
Scutiger osseus (Kalchbr.) Step.-Kart., Aphyllophorovie gribi Urala [The Aphyllophorales of the Ural]: 212 (1967)

Polyporus zelleri Murrill, Western Polypores(5): 13 (1915)

Grifola obducta subsp. osseocolorata Pilát, Bull. Trimestriel Soc. Mycol. France 88(3-4): 340 (1973) [1972]

Grifola obducta subsp. oeocolorata Pilát, Bull. Soc. Mycol. France 88(3-4): 340 (1973) [1972]

Position in classification:
Osteina, Dacryobolaceae, Polyporales, Incertae sedis, Agaricomycetes, Basidiomycota, Fungi

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