Fungos agaricales da reserva ecológica sanga da bica, São Gabriel, RS, Brasil

Abstract

This work presents the results obtained in the first survey of Agaricales fungi conducted at the Biological Reserve Sanga da Bica, in São Gabriel, RS, Brazil. The study area is located in the Pampa biome. That is under constant human interventions related mainly to the livestock and agriculture. The methods for collecting and identifying of Agaricales, was follow Pereira; Putzke (1990). Samples were collected fortnightly from August 2009 to May 2010. The studied area is represented so far, by 22 species (4 identified the specific level), as follows: Agaricaceae Chevall.: Agaricus sp1 and Agaricus sp2, Lepiota sp.; Cystolepiota seminuda (Lash) Bon; Marasmiaceae (Kühner) Roze: Marasmius sp1, Marasmius sp2, Marasmius sp3, Marasmius sp4, Marasmiellus sp.; Psathyrellaceae Vilgalys, Moncalvo & Redhead: Coprinellus sp.; Psatyrella cf candolleana (Fr.) Maire in Maire & Werner; Physalacriaceae Corner: Cyptotrama asprata (Berk.) Redhead & Ginns, Oudemansiella canarii (Jungh.) Höhn; Strophariaceae Singer & AH Smith: Gymnopilus sp.; Hypholoma sp.; Tricholomataceae R. Heim: Resupinatus sp. All samples represent new records for the region and account for 6 (six) families and 12 (twelve) genera.