Loading profile. Please wait . . .

---

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 forests and swamps

---

Description

Pale whitish to greenish thallus with mostly or entirely ecorticate surface; black lirellae mostly immersed in thallus with only the tops exposed, mostly closed (newer lirellae at thallus edges sometimes have exposed disks), sometimes richly branched, others more solitary, variable in length (with age?); labia simple, not striate; MICROSCOPY: exciple laterally to apically carbonized; hymenium clear; spores septate; FIELD ID possible with experience, noting ecorticate thallus & immersed lirellae

Similar Species

Other Graphis species are consistently corticate, & most have more prominent, naked lirellae

Related Rare Species

Graphis endoxantha

Habitat

Mesic hardwood forests & swamps, on hardwood bark, especially Acer

Life History

Corticolous crustose lichenized fungus, photobiont a species of alga in genus Trentepohlia

Survey Recommendations

None

Range

Mostly Coastal Plain; 1 record from Southern Blue Ridge

Threats

Unknown

Georgia Conservation Status

Rare

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 Hdoges

Date Compiled or Updated

8 March 2022