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0 0 Bathelium carolinianum

Bathelium carolinianum

by MachiCity of Gainesville Municipal Boundaries, Florida, USA

Green thallus, black perithecia.

0 0 Wart Lichen

Wart Lichen

by sarah in the woodsNorth Carolina, USA

possibly Pyrenula citriformis

2 0 Wart Lichen

Wart Lichen

by MachiMaine, USA

Tan thallus with black perithecia.

1 1 Spotting

Spotting

by MachiFlorida, USA

Free living algae? Pyrenula cerina (Lichen)?

4 3 Bark rash lichen

Bark rash lichen

by Brian38Orange Beach, Alabama, USA

species. Pyrenula cruenta has a fruiting ...

2 12 Crustose sp. lichen

Crustose sp. lichen

by Neil RossBrisbane, Queensland, Australia

Fungus or lichen? At first I would have said this is a crustose variety of ...

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