Key
James P. Bennett and Clifford M. Wetmore
Species Count: 252
Acarosporaceae
Arthoniaceae
Caliciaceae
Candelariaceae
Cladoniaceae
Collemataceae
Coniocybaceae
Graphidaceae
Koerberiaceae
Lecanoraceae
Lecideaceae
Massalongiaceae
Megasporaceae
Monoblastiaceae
Mycocaliciaceae
Mycosphaerellaceae
Ochrolechiaceae
Ophioparmaceae
Pannariaceae
Parmeliaceae
Peltigeraceae
Peltulaceae
Pezizomycotina_family_incertae_sedis
Physciaceae
Pilocarpaceae
Placynthiaceae
Psoraceae
Ramalinaceae
Rhizocarpaceae
Stereocaulaceae
Strangosporaceae
Teloschistaceae
Trapeliaceae
Tremellaceae
Umbilicariaceae
Verrucariaceae
Xylographaceae