
''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.
Similar species: Agaricales
By Matthew Beziat
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Uploaded May 21, 2021. Captured May 10, 2021 16:18 in 4299 Benrose Ln, Eldersburg, MD 21784, USA.