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Federal Protection: No US federal protection

State Protection: No Georgia state protection

Global Rank: G4G5

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

Pale green primary thallus of small squamules producing abundant granular isidia, sometimes obscuring the thallus; short (1 cm) podetia also granular & topped with gray-brown to dark gray apothecia; CHEMISTRY: thallus K+ strong yellow, PD+ orange (thamnolic acid); FIELD ID possible with careful observation; field K test is a good clue

Similar Species

None

Related Rare Species

None

Habitat

Upland forests & woodlands, mostly on wood of downed, rotting trees, especially Pinus; some records on hardwood wood & bark, Taxodium bark, soil/moss/detritus

Life History

Lignicolous (though substrates variable) squamulose/fruticose lichenized fungus, photobiont a chlorococcoid alga in genus Trebouxia or Pseudotrebouxia

Survey Recommendations

None

Range

Statewide, though rare in upper Coastal Plain

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

23 July 2022