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Federal Protection: No US federal protection

State Protection: No Georgia state protection

Global Rank: G2?

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: Rocky forest

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Description

Green thallus continuous, thin; blastidia grow from matted hypothallus; apothecia small, round, flat, black, with rims even with disk; MICROSCOPY: spores colorless, multi-celled, about 17 x 4.5 µm; FIELD ID possible, with experience & close examination

Similar Species

Fellhanera granulosa is thick & covered with fused isidioid granules, not blastidia; F. silicis has a smooth thallus; Micarea erratica has rounded disks with disappearing rims

Related Rare Species

None

Habitat

Rocky forest, on silicious rock

Life History

Saxicolous crustose lichenized fungus, photobiont a chlorococcoid green alga

Survey Recommendations

None

Range

Piedmont

Threats

Unknown

Georgia Conservation Status

Rare

Conservation Management Recommendations

None

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.

Harris, R. C. & D. Ladd. 2005. Preliminary draft: Ozark lichens. Unpublished manuscript, New York Botanical Garden, Bronx, NY.

Authors of Account

Malcolm Hodges

Date Compiled or Updated

27 July 2022