Classification
Within iNaturalist.org

All Names

  • English
    • Witches' Butter
    • Witch's Butter
    • Yellow Brain-fungus
  • Scientific Names
    • Tremella mesenterica
    • Tremella lutescens

Guide Colors

   

Extras

Taxonomic changes »

Taxon schemes »

Make taxonomic Flickr tags for this taxon »

Flickr invite link »

Wikipedia taxobox »

Tree Browser »

Search descendant taxa »

Embed a widget for this taxon on your website »

Recent observations

Photos / Sounds

What

Witch's Butter Tremella mesenterica

Observer

dwest

Date

December 20, 2014 02:22 PM PST

Description

Orange stuff on the branch.

Photos / Sounds

What

Witch's Butter Tremella mesenterica

Observer

dpom

Date

December 18, 2014 12:06 PM PST

Place

(Somewhere...)

Description

growing on dead oak branch

Photos / Sounds

What

Witch's Butter Tremella mesenterica

Observer

garychang

Date

December 8, 2014 10:47 AM PST

Photos / Sounds

Square

What

Witch's Butter Tremella mesenterica

Observer

damontighe

Date

December 15, 2014 11:10 AM PST

Photos / Sounds

What

Witch's Butter Tremella mesenterica

Observer

sterling

Date

December 13, 2014 03:18 PM PST

Photos / Sounds

Square

What

Witch's Butter Tremella mesenterica

Observer

robberfly

Date

December 13, 2014 01:12 PM PST

Photos / Sounds

No photos or sounds

What

Witch's Butter Tremella mesenterica

Observer

ryancaffey

Date

the past

Place

Redmond Watershed Preserve (Google, OSM)

Photos / Sounds

Square

What

Witch's Butter Tremella mesenterica

Observer

gtshipway

Date

November 21, 2014

Photos / Sounds

What

Witch's Butter Tremella mesenterica

Observer

loloscheiner

Date

December 6, 2014 12:51 PM PST

Photos / Sounds

Square

What

Witch's Butter Tremella mesenterica

Observer

anudibranchmom

Date

November 28, 2014 04:50 PM PST

Photos / Sounds

No photos or sounds

What

Witch's Butter Tremella mesenterica

Observer

mwarner

Date

November 30, 2014 01:00 PM PST

Photos / Sounds

Square

What

Witch's Butter Tremella mesenterica

Observer

amandat

Date

November 12, 2014

Description

A yellow jelly fungus. I found it on a fallen log, and it was growing right next to some turkey tail mushrooms. The texture is like rubber and it is very bright.

View all observations

Description from Wikipedia

Tremella mesenterica (common names include yellow brain, golden jelly fungus, yellow trembler, and witches' butter) is a common jelly fungus in the Tremellaceae family of the Agaricomycotina. It is most frequently found on dead but attached and on recently fallen branches, especially of angiosperms, as a parasite of wood decay fungi in the genus Peniophora. The gelatinous, orange-yellow fruit body of the fungus, which can grow up to 7.5 cm (3.0 in) diameter, has a convoluted or lobed...

No range data available.