Daldinia concentrica, known as King Alfred's cake, carbon balls, and coal fungus

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Photo credit: © Henri Koskinen / Alamy / Afripics
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Keywords: alfreds, ascomycetes, ascomycota, ball-shaped, balls, black, cake, carbon, coal, concentrica, cramp, daldinia, finland, fiungi, friable, fungi, fungus, hard, king, mushroom, mycology, sac, shiny, spring, springtime