Marasmiaceae

fungus family

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July 21, 2026

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The Marasmiaceae is a family of fungi within the order Agaricales, containing approximately 85 genera and nearly 1,600 species. A notable member of this family is the shiitake mushroom (Lentinula edodes), which is economically significant. Some species within the Marasmiaceae family, such as those in the genus Omphalotus, are capable of bioluminescence. The genus Marasmius, also part of this family, is characterized by small, white-spored mushrooms with tough stems and caps, lacking both a ring and a volva. These fungi are often associated with fairy rings.12

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Agaricales
Other families and genera
The family Marasmiaceae contains 85 genera and nearly 1,600 species. The edible shiitake mushroom (Lentinula edodes) is one of the most economically important members of the group. Omphalotus contains several species capable of bioluminescence, including the poisonous jack-o-lantern (O. illudens). This orange-yellow fungus of woods and stumps…
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The family Marasmiaceae contains 85 genera and nearly 1,600 species. The edible shiitake mushroom (Lentinula edodes) is one of the most economically important members of the group. Omphalotus contains several species capable of bioluminescence, including the poisonous jack-o-lantern (O. illudens). This orange-yellow fungus of woods and stumps…
Read More