Agaricus parvitigrinus (Agaricaceae): A new record for the Agaricus section Xanthodermatei from Türkiye

Agaricus parvitigrinus, a member of Agaricus section Xanthodermatei, was collected under Pinus brutia in western Türkiye and is presented and illustrated here as a new record based on its morphological characteristics and molecular analyses of the nuclear rDNA internal transcribed spacer (ITS1-5.8S-ITS2 = ITS) region. A comprehensive description, color photographs, line drawings of microscopic features, and comparisons with phenotypically similar taxa and phylogenetically related species are provided.