Basionym:
Hydnum radula Fr., Observationes mycologicae 2: 271 (1818) [MB#218476]
Obligate synonyms:
- Radulum orbiculare Fr., Systema Orbis Vegetabilis 1: 81 (1825) [MB#176718]
- Hyphoderma radula (Fr.) Donk, Fungus 27: 15 (1957) [MB#298776]
- Radulum radula (Fr.) Gillet, Les Hyménomycètes ou Description de tous les Champignons qui Croissent en France: 733 (1878) [MB#276061]
- Sistotrema radula (Fr.) Pers., Mycologia Europaea 2: 195 (1825) [MB#215389]
- Xylodon radula (Fr.) Tura, Zmitr., Wasser & Spirin, Biodiversity of the Heterobasidiomycetes and non-gilled Hymenomycetes (former Aphyllophorales) of Israel: 219 (2011) [MB#563009]
Taxonomic synonyms:
- Odontia cerasi Pers., Observationes mycologicae 2: 16 (1800) [MB#440219]
- Hydnum cerasi (Pers.) DC., Flore française 6: 36 (1815) [MB#439946]
- Polyporus cerasi (Pers.) Fr., Systema Mycologicum 1: 382 (1821) [MB#440361]
- Sistotrema cerasi (Pers.) Pers., Synopsis methodica fungorum: 552 (1801) [MB#440426]
- Irpex cerasi (Pers.) Fr., Elenchus Fungorum 1: 146 (1828) [MB#165123]
- Coriolus cerasi (Pers.) Pat., Essai taxonomique sur les familles et les genres des Hyménomycètes: 94 (1900) [MB#491233]
- Xylodon cerasi (Pers.) Fr., Observationes mycologicae 2: 267 (1818) [MB#496727]
- Odontia macroverruca H. Furuk., Bulletin of the Government Forest Experimental Station Meguro 261: 41 (1974) [MB#318905]
- Radulum hydnans Schwein., Transactions of the American Philosophical Society 4 (2): 164 (1832) [MB#163354]
- Corticium hydnans (Schwein.) Burt, Annals of the Missouri Botanical Garden 13 (3): 233 (1926) [MB#252638]
- Sistotrema molariforme Pers., Mycologia Europaea 2: 194 (1825) [MB#440439]
- Radulum molariforme (Pers.) Herter, Kryptogamen-Flora der Mark Brandenburg 6 (1): 174 (1910) [MB#440401]
- Hydnum molariforme (Pers.) Duby, Botanicon gallicum 2: 774 (1830) [MB#439961]
- Hydnum flexuosum Pers., Ic. pictae Fung. rar. 15 t. 7 f. 1 (1805) [MB#439955]
- Sistotrema laevigatum Pers., Mycologia Europaea 2: 195 (1825) [MB#440435]
- Sistotrema laevigatum var. flexuosum (Pers.) Pers., Mycologia Europaea 2: 195 (1825) [MB#440436]
- Sistotrema leucoplaca Pers., Mycologia Europaea 2: 196 (1825) [MB#440438]
- Hyphodontia syringae Langer, Mycotaxon 67: 182 (1998) [MB#443698]
- Basidioradulum syringae (Langer) Malysheva & Zmitr., Karstenia 46 (1): 27 (2006) [MB#521669]
- Xylodon syringae (Langer) Hjortstam & Ryvarden, Synopsis Fungorum 26: 41 (2009) [MB#509795]
- Xylodon syringae (Langer) Tura, Zmitr., Wasser & Spirin, Biodiversity of the Heterobasidiomycetes and non-gilled Hymenomycetes (former Aphyllophorales) of Israel: 221 (2011) [MB#563014]