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Federal Protection: No US federal protection

State Protection: No Georgia state protection

Global Rank: G4

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: Overhangs or shelters at sides of massive outcrops

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Description

Pale green to whitish shrubby thallus 1-3 cm high; flattened branches about 1(-3) mm wide; soralia on undersides of broadened branch tips; CHEMISTRY: thallus KC-, PD-; FIELD ID: requires confirmation with lab chemical test

Similar Species

Ramalina petrina is similar but smaller & PD+ red; R. intermedia has narrow tapering lobe tips with soralia clustered at tips

Related Rare Species

None

Habitat

Overhangs or shelters at sides of massive outcrops, on silicious rock

Life History

Saxicolous fruticose lichenized fungus, photobiont a green alga (Trebouxia?)

Survey Recommendations

None

Range

Mostly Southern Blue Ridge, disjunct in southern Piedmont

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

June 8, 2022