Tremella mesenterica

Scientific name:  Tremella mesenterica Retzius
Derivation of name:  Mesenter- means "middle intestine."
Synonyms: Tremella lutescens Pers.  
Common name(s):  Witch's butter.
Phylum:   Basidiomycota
Order:   Tremellales
Family:   Tremellaceae
Occurrence on wood substrate: Saprobic; clustered on
decaying deciduous wood; year-round.   
Dimensions: Fruitbody 2.5-10 cm wide and 3-4 cm high.    
Description: Brain-like to multilobed gelatinous mass; pale
yellow to orange-yellow, dark orange on drying.
Edibility:
Edible.
Comments:
 Witch's butter can dry down and rehydrate
many times. Compare to Dacrymyces palmatus, a species
similar in appearance. Dacrymyces palmatus grows on conifer
wood and has a white point of attachment.

More information at MushroomExpert.com:  
More information at TomVolkFungi.net:  

    
Figure 1. Irregularly lobed, gelatinous mass of Tremella
mesenterica
. Photo © William Roody.


Figure 2. Another view of Witch's Butter. Photo © Pam
Kaminski.


Figure 3. Tremella mesenterica. Photo © George
Barron.

 

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This page © 2008 by Gary Emberger, Messiah College