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Federal Protection: No US federal protection

State Protection: No Georgia state protection

Global Rank: GNR

State Rank: SU

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

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Description

Pale thallus with lirelliform apothecia; gray-pruinose disks sometimes exposed; MICROSCOPY: tips of paraphyses bulbous, ornamented with minute bumps, spores colorless, transversely septate (not muriform), about 45–87 × 6–11 μm µm; CHEMISTRY: thallus K+ yellow to red, PD+ orange (norstictic acid); FIELD ID not possible; dissection & chemical tests required

Similar Species

Acanthothecis aurantiaca also has transversely septate spores & norstictic acid, but its spores are smaller

Related Rare Species

None

Habitat

Mesic hardwood forest; on Ilex bark

Life History

Corticolous lichenized fungus, photobiont an alga in genus Trentepohlia

Survey Recommendations

None

Range

Coastal Plain

Threats

Harvesting old-growth hardwood forests

Georgia Conservation Status

Rare

Conservation Management Recommendations

Conserve Coastal Plain hardwood bluff forests

References

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.

Lendemer, J. C. 2010. Revised keys to the Graphidaceae in southeastern North America. Created for the 2010 Tuckerman Workshop, Augusta, Georgia. The New York Botanical Garden, Bronx, N.Y.

Lendemer, J. C. & R. C. Harris. 2014. Seven new species of Graphidaceae (Lichenized Ascomycetes) from the Coastal Plain of southeastern North America. Phytotaxa 189: 153-175.

Authors of Account

Malcolm Hodges

Date Compiled or Updated

27 February 2022