Key
James P. Bennett and Clifford M. Wetmore
Species Count: 262
Acarosporaceae
Arthoniaceae
Arthoniales_family_incertae_sedis
Caliciaceae
Candelariaceae
Carcinomycetaceae
Catillariaceae
Chrysotrichaceae
Cladoniaceae
Coenogoniaceae
Collemataceae
Coniocybaceae
Cordieritidaceae
Dactylosporaceae
Graphidaceae
Gyalectaceae
Lecanographaceae
Lecanoraceae
Leprocaulaceae
Lichinaceae
Mycocaliciaceae
Mycosphaerellaceae
Opegraphaceae
Pannariaceae
Parmeliaceae
Peltulaceae
Pertusariaceae
Pezizomycotina_family_incertae_sedis
Physciaceae
Porinaceae
Psoraceae
Ramalinaceae
Roccellaceae
Sphinctrinaceae
Stereocaulaceae
Stictidaceae
Teloschistaceae
Tephromelataceae
Trapeliaceae
Tremellaceae
Verrucariaceae
Zythiaceae