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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: None

Element Occurrences (EOs) in Georgia: 0

Habitat Summary for element in Georgia: Upland forests and woodlands

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Description

Dull green thallus, sometimes indistinct; small orange to yellow-orange disks with paler orange or green rim, disks persistently concave, with prominent rim, usually 0.1-0.3 mm in diameter; FIELD ID possible with experience

Similar Species

Coenogonium luteum has larger, flatter disks, usually 0.8-1.5 mm in diameter when mature

Related Rare Species

None

Habitat

Upland forests & woodlands; substrates: hardwood bark: 29% Quercus, 10% Nyssa & 14% other hardwoods; 29% Pinus bark; 10% moss over rock (1 over limestone); 7% silicious rock

Life History

Corticolous crustose lichenized fungus, photobiont an alga in Trentepohlia

Survey Recommendations

None

Range

Statewide

Threats

Unknown

Georgia Conservation Status

Uncommon

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.

Authors of Account

Malcolm Hodges

Date Compiled or Updated

25 July 2022