Basionym Name:Pyrenula quassiicola Müll. Arg., [as 'quassiaecola'] Mém. Soc. Phys. Hist. nat. Genève 30(no. 3): 30 (1888)
Homotypic synonyms:Pyrenula glaziovii Müll. Arg., Mém. Soc. Phys. Hist. nat. Genève 30(no. 3): 32 (1888)