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Yellow Fairy Cups

Bisporella citrina


Small(1-3mm diameter), neon yellow disc-shaped fungi growing in a group on a rotting log. Cups attach to wood via a very short tapering stem. Bisporella citrina belongs to the family Helotiaceae within the Ascomycota division of fungi. Ascomycetes are also known as sac fungi and are characterized by sexual (spore-bearing) structures called asci.


Growing under the bark of a rotting log in a dense mixed hardwood/coniferous forest in Northwest Georgia (Gordon County), US.

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Georgia, USA

Spotted on Dec 3, 2017
Submitted on Dec 4, 2017

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