Agaricaceae is the type family of Agaricales and its species are of nutritional and economic importance. The main aim of this survey was to describe the Agaricaceae species of rain forest patches in the Tinguá Biological Reserve, located in the vicinity of Nova Iguaçu, Rio de Janeiro state, Brazil. Species of the genera Agaricus, Cystolepiota and Lepiota, collected in different plant formations, are presented. The following taxa were recorded: Agaricus subrufescens Peck., A. dulcidulus Schulzer., Cystolepiota seminuda (Lasch) Bon, Lepiota. lilacea Bresadola., L. tepeitensis Murril., L. forquignoni Quélet., L. echinela var rhodorhiza (Romagn. & Locq. ex. Orton) Hardtke & Rödel and L. subincarnata Lange.A species key, descriptions, habit photo, microscopic features, distribution and species importance (when known) are given.
Agaricales; Mycobiota; Atlantic rain forest; Rio de Janeiro
