Cryptothecia Stirt.
Fungi | Ascomycota | Arthoniomycetes | Arthoniales | Arthoniaceae | Cryptothecia
semi-exposed bark (lower stem)
Manzanillo, Gandoca-Manzanillo Wildlife Refuge (La Amistad Caribe Conservation Area), Sector Manzanillo: 170 km ESE of San José, 65 km SE of Limón, trail along beach