Key
James P. Bennett and Clifford M. Wetmore
Species Count: 118
Acarosporaceae
Arthoniaceae
Caliciaceae
Candelariaceae
Catillariaceae
Chrysotrichaceae
Cladoniaceae
Collemataceae
Dacampiaceae
Fuscideaceae
Graphidaceae
Lecanoraceae
Lecideaceae
Lichinaceae
Megasporaceae
Monoblastiaceae
Opegraphaceae
Parmeliaceae
Peltigeraceae
Pertusariaceae
Pezizomycotina_family_incertae_sedis
Physciaceae
Placynthiaceae
Psoraceae
Pyrenulaceae
Ramalinaceae
Rhizocarpaceae
Strigulaceae
Teloschistaceae
Thelenellaceae
Verrucariaceae