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Peltigera canina (L.) Willd.
Dog Pelt

Photo © Malcolm Hodges, from a specimen collected in Dawson Co., Ga., 12 June 2011; detail of tomentum on upper surface of lobe
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Federal Protection: No US federal protection

State Protection: No Georgia state protection

Global Rank: G5

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: Rocky hardwood forests


Description

Thallus gray or gray-brown when dry, dark gray when damp, lobe margins curled upward, lobe surfaces with fuzzy tomentum, especially near edges; undersides white with raised veins; apothecia sometimes produced on small vertical lobes, brown, flat to saddle-shaped; FIELD ID: a close look with a hand lens may be needed to see tomentum on upper surface, & confirm lack of soralia or lobules

Similar Species

Peltigera didactyla can also be tomentose on upper surface, but it is also sorediate; P. praetextata is tomentose along upper lobe edges, but it has lobules along edges & cracks; other species in Ga. have a smooth upper surface

Related Rare Species

None

Habitat

Rock outcrops, on moss, or mesic hardwood forest over tree bases

Life History

Muscicolous/corticolous foliose lichenized fungus, photobiont a cyanobacterium in Nostoc

Survey Recommendations

None

Range

Scattered locations above the Fall Line

Threats

Unknown

Georgia Conservation Status

Rare, though likely overlooked

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

19 August 2024