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Trapeliopsis granulosa (Hoffm.) Lumbsch
Grainy Dirt-lichen

Photo © Jason Hollinger, Appalachian Mts., Tenn., 22 June 2011 (fertile thallus)
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Federal Protection: No US federal protection

State Protection: No Georgia state protection

Global Rank: G5

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: Forests, roadsides


Description

Pale gray-green, areolate thallus, the tiny pillowed areoles interspersed with discrete whitish to pale green mounded soralia; apothecia sometimes present, varying in color from almost black to pale brown or pinkish, often mottled; FIELD ID possible with a little experience

Similar Species

None

Related Rare Species

None

Habitat

Forests, roadsides, on rotting wood, soil

Life History

Lignicolous/terricolous crustose lichenized fungus, photobiont a green alga (possibly Chlorella or Pseudochlorella)

Survey Recommendations

None

Range

Widely scattered in Coastal Plain & just above the Fall Line in the Piedmont

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 Hodges

Date Compiled or Updated

1 August 2022

Photo © Jason Hollinger, Great Smoky Mts., N.C., 30 April 2011 (sterile thallus)