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Ocellularia praestans (Mull. Arg.) Hale
a lichen
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: Mesic hardwood forest, hardwood swamp
Pale, glossy thallus with lumpy warts surrounding deeply recessed apothecia; large pores expose apothecial tissue; MICROSCOPY: large spores 1-2/ascus, densely muriform; CHEMISTRY: thallus PD+ orange (unknown substance); FIELD ID not possible, chemical test & dissection required
Ocellularia sanfordiana has similar spores, but its thallus is PD-; O. americana has transversely septate spores
None
Maritime hardwood forest, hardwood swamp, on hardwood bark
Corticolous crustose lichenized fungus, photobiont an alga in Trentepohlia
None
Lower Coastal Plain
Unknown
Rare
None
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.
Harris, R. C. 1995. More Florida lichens including the 10-cent tour of the pyrenolichens. Unpublished manuscript, Bronx, N.Y.
Malcolm Hodges
20 July 2024