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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: Montane mixed forest

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Description

Olive to brownish-gray areolate thallus covered in tiny, branching isidia-like structures; apothecia rare, dark brown disks (peppered with darker spores), with thalline rims; FIELD ID: recognizing this species as a Rinodina when sterile may be a challenge, but it is otherwise unmistakable

Similar Species

Sterile Porina scabrida is usually paler rusty orange

Related Rare Species

None

Habitat

Montane mixed forest, on Acer & Pinus bark

Life History

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

Survey Recommendations

None

Range

Southern Blue Ridge

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.

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.

Lendemer, J. C., J. R. Hoffman & J. W. Sheard. 2019. Rinodina brauniana (Physciaceae, Teloschistales), a new species with pseudoisidia from the southern Appalachian Mountains of eastern North America. Opuscula Philolichenum 122: 111-121.

Authors of Account

Malcolm Hodges

Date Compiled or Updated

29 July 2022