Identification: Is this black mass a fungus?

Discussion in 'Fungi, Lichens and Slime Molds' started by David Wong, Nov 20, 2018.

  1. David Wong

    David Wong Active Member

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    This hemispherical mass is attached to a dead tree stump. About 8 inches in diameter, black, hard and has patterns on the surface. Is this a fungus?
     

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  2. Frog

    Frog Contributor Forums Moderator 10 Years

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    Yes it is - this is an old decaying conk, possibly Fomitopsis or Ganoderma, hard to tell at this stage.
     
  3. David Wong

    David Wong Active Member

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    Thank you. They come in different sizes and shapes.
     

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