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Gyalectidium yahriae W.R. Buck & Sérus.
Tiny Sheaves

Photo © Malcolm Hodges, from a specimen collected in Grady Co., 9 December 2012
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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: Wet flatwoods, bottomland hardwood forests, cypress ponds/savannas, montane rhododendron heath


Description

Thin, pale, glossy thallus continuous; hyphophores composed of a ring of tiny white filaments ending in points, resembling tiny standing sheaves of wheat; FIELD ID difficult due to minute structures; usually discovered in lab on collected material

Similar Species

None

Related Rare Species

None

Habitat

: Wet flatwoods, bottomland hardwood forests, cypress ponds/savannas, montane rhododendron heath; mostly on Pinus bark; 1 record each from Betula & Taxodium; on leaves of Rhododendron, Sabal & Serrenoa

Life History

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

Survey Recommendations

None

Range

Mostly Coastal Plain, with a few scattered records from the Piedmont & Southern Blue Ridge

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.

Lücking, R., W. R. Buck & E. Rivas Plata. 2007. The lichen family Gomphillaceae (Ostropales) in eastern North America, with notes on hyphophore development in Gomphillus and Gyalideopsis. Bryologist 110: 622-672.

Authors of Account

Malcolm Hodges

Date Compiled or Updated

9 March 2022