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Pyrenula cruenta (Mont.) Vainio
Bark Rash

Photo © Don Hunter, Brooks Co., Ga., 1 Feb. 2014
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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 High Priority Species (SGCN): No

Element Occurrences (EOs) in Georgia: 0

Habitat Summary for element in Georgia: Mesic hardwood forests and swamps


Description

Variable thallus color, orange-red in bright sunlight to green in shade, with at least some red surrounding or on perithecia; warts solitary with thin thalline covering & apical ostiole, on smooth, continuous thallus; FIELD ID: unmistakable, especially well-pigmented thalli

Similar Species

None

Related Rare Species

None

Habitat

Mesic hardwood forests & swamps, on hardwood bark: 47% Ilex, 19% Quercus & 34% other hardwoods or unknowns

Life History

Corticolous crustose lichenized fungus, photobiont an alga in Trentepohlia

Survey Recommendations

None

Range

Coastal Plain; rarely in southern Piedmont

Threats

Unknown

Georgia Conservation Status

Uncommon to fairly common in good habitat, usually conspicuous when present

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

5 August 2022