Key
James P. Bennett and Clifford M. Wetmore
Species Count: 103
Baeomycetaceae
Caliciaceae
Cladoniaceae
Collemataceae
Coniocybaceae
Cystocoleaceae
Koerberiaceae
Lecanoraceae
Massalongiaceae
Ochrolechiaceae
Ophioparmaceae
Pannariaceae
Parmeliaceae
Peltigeraceae
Physciaceae
Psoraceae
Ramalinaceae
Sphaerophoraceae
Teloschistaceae
Umbilicariaceae
Verrucariaceae