1/100
Usnea
Genus of fungus in the family Parmeliaceae.
What are the most common Usnea species?
The list below shows the top species in Usnea.
When does Usnea grow?
The chart below shows when Usnea is most commonly found.
Hemispheres
Where does Usnea grow?
The map below shows where Usnea is most commonly found.
We have maps and charts for every species.
It's much better in the app.