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Graphis lucifica R. C. Harris
Glowing Script
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:
Element Occurrences (EOs) in Georgia: 0
Habitat Summary for element in Georgia: Forests, woodlands and swamps
Pale whitish thallus; gray-black lirellae partly immersed in thallus, closed, only occasionally branched; labia striate, appearing subtly striped when mature, simple when young; MICROSCOPY: exciple striate, laterally carbonized; hymenium clear; spores septate; CHEMISTRY: thallus UV+ yellow (lichexanthone); FIELD ID; most Graphis on small twigs will be this species; striate lirellae sometimes visible through hand lens, but ID best confirmed with field UV test
Other Graphis species in Ga. are UV-
Graphis endoxantha
Woodlands, forests & swamps, on bark; a twig & small branch specialist: 44% Quercus, 48% a wide variety of other hardwoods, 7% Pinus twigs or cone scales; 1 record on Juniperus
Corticolous crustose lichenized fungus, photobiont a species of alga in genus Trentepohlia
None
Mostly Coastal Plain & Piedmont, sparingly into Southern Blue Ridge
Unknown
Common to abundant
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.
Harris, R. C. 1995. More Florida lichens including the 10-cent tour of the pyrenolichens. Unpublished manuscript, Bronx, N.Y.
Malcolm Hodges
8 March 2022
