Wild Florida Photo
Nature Photography by Paul Rebmann
Lichen on Tree
St. Marks National Wildlife Refuge
This lichen was spotted on a tree trunk along the Florida Trail in the St. Marks National Wildlife Refuge, not far from Shepherd Spring.
Lichen are composite organisms made up of fungi hosting either algae or cyanobacteria in a symbiotic relationship.
For a taxonomic tree and links to other fungi posted on Wild Florida Photo see the Fungi at Wild Florida Photo page.