Usnea Dill. ex Adans.
Fungi | Ascomycota | Lecanoromycetes | Lecanorales | Parmeliaceae | Usnea
semi-exposed bark (branch)
Los Santos Forest Reserve (Pacífico Central Conservation Area), Cerro de la Muerte: km 90 on road (ruta 2) from Cartago to San Isidro, access road to towers on summit