September 29, 2018

Location: Hobe Sound Nature Center
Text.

This is known as Deer Lichen
Obligate mutualism is what it shows.
Lichen is a combo of fungus and algae,
And neither can survive alone.

Sources:

• Floridata - Lichens
• CK-12: Symbiotic Relationships (Mutualism, Commensalism and parasitism)

Photo and text © 2018 Dee Fairbanks Simpson