Kingdom Fungi Class Agaricomycetes | Phylum Basidiomycota Order Agaricales | |
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Similar Panaeolus, Panaeolina foenisecii, Panaeolus semiovatus var semi, Panaeolus cinctulus, Panaeolus fimicola |
Panaeolus papilionaceus, also known as Agaricus calosus, Panaeolus campanulatus, Panaeolus retirugis, and Panaeolus sphinctrinus, and commonly known as Petticoat mottlegill, is a very common and widely distributed little brown mushroom that feeds on dung.
Contents

This mushroom is the type species for the genus Panaeolus.
Panaeolus papilionaceus
Description

Habitat and formation

Occurring singly, gregariously, or caespitosely on cow/horse dung, moose droppings, and in pastures. Widely distributed in North America in Spring, Summer, and Fall and through the Winter in warmer climates. It can be found in countries including Canada (Alberta, British Columbia), the United States (Alabama, Alaska, California, Colorado, Florida, Georgia, Indiana, Louisiana, Maine, Massachusetts, Missouri, Montana, New Mexico, New York, Oklahoma, Texas, Washington,), the Caribbean (Bahamas, Cuba, San Vincent Island), Chile, Colombia, Uruguay, France, The Netherlands, Macedonia, Mexico, Norway, Slovenia, South Africa, Uganda, China, Iran, Lithuania, Kuwait, and the Philippines.
Edibility

Panaeolus papilionaceus is edible, however it is neither choice in flavor nor substantial in mass. While similar looking species, such as Panaeolus cinctulus, do contain psilocybin, Panaeolus papilionaceus does not.
