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Federal Protection: No US federal protection

State Protection: No Georgia state protection

Global Rank: GNR

State Rank: SNR

Element Locations Tracked in Biotics: No

SWAP 2015 Species of Greatest Conservation Need (SGCN): No

SWAP 2025 Species of Greatest Conservation Need (SGCN): No

2025 SGCN Priority Tier:

Element Occurrences (EOs) in Georgia: 0

Habitat Summary for element in Georgia: Mesic hardwood forests, swamp forests

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Description

Green, gold, brown or tan thallus with dark- to light-brown, steep-sided warts; several perithecia usually crowded into each wart (though sometimes solitary); MICROSCOPY: spores 4-celled, 18-28 x 6-9 µm; FIELD ID: thalli with low, poorly developed warts can be mistaken for Viridothelium virens, but most are distinctive & unmistakable

Similar Species

Bathelium madreporiforme (yet unrecorded in Ga.) has large, muriform spores

Related Rare Species

None

Habitat

Mesic hardwood forests, swamp forests, on hardwood bark (29% Quercus spp., 21% Acer spp.)

Life History

Corticolous lichenized fungus, photobiont a species in algal genus Trentepohlia

Survey Recommendations

None

Range

Statewide

Threats

Unknown

Georgia Conservation Status

Common

Conservation Management Recommendations

None

References

Brodo, I. M. 2001. Lichens of North America. Yale University Press, New Haven, Conn.

Brodo, I. M. 2016. Keys to lichens of North America: revised and expanded. Yale University Press, New Haven, Conn.

Esslinger, T. L. 2021. A cumulative checklist for the lichen-forming, lichenicolous and allied fungi of the continental United States and Canada. Version 24. Opuscula Philolichenum 20: 100-394.  

Harris, R. C. 1995. More Florida lichens including the 10-cent tour of the pyrenolichens. Unpublished manuscript, Bronx, N.Y.

Authors of Account

Malcolm Hodges

Date Compiled or Updated

6 March 2022