“…Previously recorded in the states of Pará, Amazonas, Roraima, Rondônia, Pernambuco, Bahia, Minas Gerais, São Paulo, Rio de janeiro, Paraná, Santa Catarina, Rio Grande do Sul, and Mato Grosso do Sul (Maia & Carvalho 2010;Gugliotta et al 2015;Maia et al 2015). A commonly collected species in the Brazilian Atlantic Forest, where it is known to occurs in mixed ombrophilous forest, dense ombrophilous forest, submontane seasonal semideciduous forest, and now in montane seasonal semideciduous forest (Baltazar & Gibertoni 2009;Westphalen et al 2010;Gugliotta et al 2011 Haploporus papyraceus can be identified by its annual, resupinate, adherent, buff, stained with pink to purple tint basidiomata, large pores, 1-3/mm, and ornamented and relatively large basidiospores. Haploporus papyraceus differs from the morphologically similar species, Haploporus alabamae (Berk.…”