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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: Rock outcrops, on host

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Description

Orange to yellow translucent globose structures (“bulbils”) on host thallus about 0.1 mm in diameter, scattered to aggregated; FIELD ID possible with experience

Similar Species

Marchandiomyces corallinus pycnidia can resemble this species, but they are watermelon-pink and ellipsoid

Related Rare Species

None

Habitat

Parasitic on Flavoparmelia baltimorensis host

Life History

Obligate lichenicolous fungus, apparently not fatal to host

Survey Recommendations

None

Range

Piedmont (though host is found throughout the state above the Fall Line)

Threats

Unknown

Georgia Conservation Status

Rare (possibly overlooked)

Conservation Management Recommendations

None

References

Diederich, P., & J. D. Lawrey. 2007. New lichenicolous, muscicolous, corticolous and lignicolous taxa of Burgoa s. l. and Marchandiomyces s. l. (anamorphic Basidiomycota), a new genus for Omphalina foliacea, and a catalogue and a key to the non-lichenized, bulbilliferous basidiomycetes. Mycological Progress. 6: 61–80.

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 Hodges

Date Compiled or Updated

26 December 2023