American Anzia Lichen

Anzia americana

A lichen of light gray thallus, dichotomously branched, to 2.5 cm broad; lobes narrow, short, and linear, 0.5-2 mm broad and 2-5 mm long. It grows on the bark of trees.
Taxonomy
KingdomFungi
DivisionAscomycota
ClassLecanoromycetes
OrderLecanorales
FamilyParmeliaceae
GenusAnzia
SpeciesAnzia americana
Photographed in
Costa Rica