]> FH barcode-00259648 Mexico Baja California Norte mountain slope 3 km WNW of Laguna Chapala, border of the Lower Colorado Valley-Vizcaino regions of the Sonoran Desert ( eErigonum fasciculatum, Lerrea tridentata, Ferrocactus acanthodes) Phaeophyscia hirsuta (Mereschkowski) Esslinger (Mereschkowski) Esslinger 2010-08-16 16:38:11 R. S. Egan