Basionym Name:Verrucaria deliquescens C. Knight, Trans. Linn. Soc. London 23: 100, tab. XI, fig. 11 (1860)
Homotypic synonyms:Pyrenula deliquescens (C. Knight) Müll. Arg., Bull. Herb. Boissier 2(app. 1): 95 (1894)