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Phaeophyscia squarrosa Kashiwadani
Scaly Shadow
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: None
Element Occurrences (EOs) in Georgia: 0
Habitat Summary for element in Georgia: Rocky forests and woodlands, mesic hardwood forests, mixed pine ? hardwood forests and swamps
Deep green to gray-green thallus, lobes 0.5-1 mm wide, fringed with black, white-tipped cilia & rhizines; marginal side lobes vertical, tipped with lobules, some narrow and resembling isidia; lobules & lobulate isidia are a shade darker than thallus; thin medulla white, lower cortex black; CHEMISTRY: cortex & medulla K-; FIELD ID: gray K- cortex, projecting rhizines & dark lobules on a small rosette clinch the ID
None
None
Rocky forests & woodlands, mesic hardwood forests, mixed pine – hardwood forests & swamps; substrates: hardwood bark: 34% Quercus, 14% Carya & 14% other hardwoods or unknowns; 14% moss over rock or hardwood bark; 14% silicious rock, 10% calcareous rock
Corticolous/saxicolous foliose lichenized fungus, photobiont a green alga (Trebouxia?)
None
Widely scattered statewide, with only a few records from the Coastal Plain
Unknown
Uncommon
None
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.
Tripp, E. A. & J. C. Lendemer. 2020. Field guide to the lichens of Great Smoky Mountains National Park. The University of Tennessee Press, Knoxville.
Malcolm Hodges
3 August 2022