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Coccocarpia palmicola (Sprengel) Arvidsson & D. Gallow.
Salted Shell
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 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: Forests, woodlands, and on shaded rock outcrops
Gunmetal-gray thallus made up of small scalloped lobes, sometimes edged with velvety black fringe of rhizines; underside with variably colored tomentum; inner parts of thallus with sparse to thick covering of isidia that can be gray or brownish; FIELD ID: take care to note globular isidia, especially if sparse on young thallus
Leptogium species have thin, delicate, ruffled lobes & lack thick tomentum on underside; sterile Coccocarpia erythroxyli usually have at least some pycnidia visible on surface of lobes as dark spots, & no isidia
None
Forests, woodlands, shaded rock outcrops; substrates: mostly hardwood bark: 54% Quercus, 6% Carya, 5% Liquidambar & 18% other hardwoods; 6% silicious rock; 6% from moss (over rock or bark); 5 records from conifer bark & 1 from limestone
Corticolous foliose lichenized fungus, photobiont a cyanobacterium in genus Scytonema
None
Statewide
Unknown
Common
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.
Malcolm Hodges
13 May 2022