Basionym Name:Graphis canlaonensis Vain., Ann. Acad. Sci. fenn., Ser. A 15(no. 6): 261 (1921)
Homotypic synonyms:Fissurina canlaonensis (Vain.) Staiger, Biblthca Lichenol. 85: 161 (2002)Hemithecium canlaonense (Vain.) A.W. Archer, [as 'canlaonensis'] Syst. Biodiv. 5(1): 17 (2007)