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, swamps

---

Description

Pale yellow continuous thallus; apothecia with dark brown disks (peppered with darker spores) & thalline rims; MICROSCOPY: brown, 2-celled spores ellipsoid, with rounded lumina; FIELD ID possible (on its preferred substrate), given distinctive sulfur-yellow thallus & disk rims contrasting with dark disks

Similar Species

None

Related Rare Species

None

Habitat

Mesic hardwood forests, swamps, on hardwood bark: Nyssa, Quercus

Life History

Corticolous crustose lichenized fungus, photobiont a green alga (Trebouxia?)

Survey Recommendations

None

Range

Lower Coastal Plain

Threats

Unknown

Georgia Conservation Status

Rare; a tropical species at the northern limit of its range in Ga.

Conservation Management Recommendations

None

References

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.

Sheard, J. W. 2010. The lichen genus Rinodina (Ach.) Gray (Lecanoromycetidae, Physciaceae) in North America, north of Mexico. National Research Council of Canada, Ottawa.

Authors of Account

Malcolm Hodges

Date Compiled or Updated

29 July 2022