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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: Rock outcrops, rocky forests and woodlands

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Description

Thin, olive-green to gray thallus areolate, patchy; mounded black disks; MICROSCOPY: apothecia lecideine, with blue-green epihymenium and brown hypothecium, simple, hyaline spores 8/ascus; FIELD ID: requires dissection

Similar Species

Lecidea cyrtidea is similar, but lacks blue-green pigment in epihymenium

Related Rare Species

None

Habitat

Rock outcrops, rocky forests & woodlands, on silicious rock

Life History

Saxicolous crustose lichenized fungus, photobiont a unicellular green alga

Survey Recommendations

None

Range

Statewide

Threats

Unknown

Georgia Conservation Status

Fairly 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.

Authors of Account

Malcolm Hodges

Date Compiled or Updated

19 April 2022