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Pyxine sorediata Pyxine sorediata on an old Yellow Birch (Betula allegheniensis) in a conifer swamp. There were several of these lichens growing from less than a meter to over a meter above the ground on the north and east sides of the tree. Betula allegheniensis,Geotagged,Pyxine sorediata,United States,Winter,conifer swamp,gray lichen,lichen,yellow birch Click/tap to enlarge PromotedSpecies introCountry intro

Pyxine sorediata

Pyxine sorediata on an old Yellow Birch (Betula allegheniensis) in a conifer swamp. There were several of these lichens growing from less than a meter to over a meter above the ground on the north and east sides of the tree.

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Adnate to loose; marginal and surface soralia; medulla pale to orange-yellow; upturned, spoon-shaped lobe tips; spattered pruina on lobe tips; white-tipped rhizines visible from above; cortex UV-. Compare with P. subcinerea, lobe tips generally plane or turned down; rhizines usually black to tips and not easily visible; UV+ golden yellow.

Similar species: Teloschistales
Species identified by Gary B
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By Gary B

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Uploaded Mar 18, 2019. Captured Mar 20, 2014 15:12 in 4408 Miller Rd, Barnum, MN 55707, USA.
  • Canon EOS DIGITAL REBEL
  • f/5.6
  • 1/100s
  • ISO100
  • 100mm