Nuovo G. Bot. Ital. 23: 278 (1891). Basionym: Verrucaria paramera Nyl., in Crombie, J. Linn. Soc., Bot. 16: 227 (1877).
Basionym: Verrucaria paramera Nyl., in Crombie, J. Linn. Soc., Bot. 16: 227 (1877).