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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: Maritime forest, hardwood swamp forest

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Description

Whitish thallus thick, textured with lumps & ridges; mounded, creamy-white soralia with farinose soredia; large disks round, with smooth, puffy lecanorine rims; disks below, level with or slightly mounded above rims, mostly pruinose, appearing white or pink; CHEMISTRY: medulla of apothecial rim C+ red (gyrophoric acid), but cortex of rim C- or weakly C+ pink, thallus UV-; FIELD ID: distinctive in range, but chemical tests recommended to confirm

Similar Species

Ochrolechia africana can have similar chemistry but is never sorediate; O. arborea is UV+ yellow

Related Rare Species

None

Habitat

Maritime forest, hardwood swamp forest; substrates: 3 records on Pinus bark, 1 on Celtis

Life History

Corticolous crustose lichenized fungus, photobiont a green chlorococcoid alga (Trebouxia?)

Survey Recommendations

None

Range

Coastal Plain

Threats

Unknown

Georgia Conservation Status

Rare

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

10 May 2022