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Lepraria vouauxii (Hue) R.C. Harris
Vouaux's Dust
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: None
Element Occurrences (EOs) in Georgia: 0
Habitat Summary for element in Georgia: Mesic forests
Dull golden-yellow placodioid leprose thallus, 2-layered, in small patches, coalescing into larger ones; granules coarse, variable in size; fringe of hyphae sometimes extends out from edges of thallus; rhizohyphae uncommon, pale; CHEMISTRY: thallus K-/+ greenish or brown, KC-, C-, PD+ orange, UV- (pannaric acid, other substances); FIELD ID: unmistakable with experience, especially in complex with other Lepraria where golden-yellow color stands out
Other placodioid Lepraria are whitish to greenish in color, never golden-yellow
None
Mesic forests, on hardwood bark & a vertical protected soil bank
Corticolous (& terricolous) leprose lichenized fungus, photobiont a chlorococcoid green alga
None
Mostly Southern Blue Ridge; soil specimens are from Coastal Plain bluff forest
Unknown
Rare
None
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.
Lendemer, J. C. 2013. A monograph of the crustose members of the genus Lepraria Ach. s. str. (Stereocaulaceae, Lichenized Ascomycetes) in North America north of Mexico. Opuscula Philolichenum 11: 27-141.
Malcolm Hodges
21 April 2022