Jack o' lantern mushroom is a common name for several fungus species in the genus ''Omphalotus'': * ''

Omphalotus illudens ''Omphalotus illudens'', commonly known as the eastern jack-o'lantern mushroom, is a large, orange mushroom that is often found in clumps on decaying stumps, buried roots, or at the base of hardwood trees in eastern North America. Its gills of ...

'' of eastern North America * ''

Omphalotus olearius ''Omphalotus olearius'',Singer R (1948) In: ''Pap. Mich. Acad. Sci.'' 32: 133 ('1946'). commonly known as the jack-o'-lantern mushroom, is a poisonous orange gilled mushroom that to an untrained eye appears similar to some chanterelles. It is n ...

'' occurs in Europe and South Africa * ''

Omphalotus olivascens ''Omphalotus olivascens'', commonly known as the western jack-o'-lantern mushroom, is an orange to brown-colored gilled mushroom native to California and Mexico. Taxonomy The fungus was described as new to science in 1976 by American mycologis ...

'' of California and Mexico

See also