Agaricus griseovariegatus: A new record of genus Agaricus for Indian mycobiota from Jammu and Kashmir, India

Abstract

In the present communication, a species of Agaricus (A. griseovariegatus) belonging to A. sect. Xanthodermatei has been described from North-western Himalaya of Union Territory of Jammu and Kashmir, India. This species is humicolous and found on dead decaying leaves of walnut. It is characterized by its appressed olive-gray squamules, broad radial fissures on the pileus, floccose annulus, faintly yellow context, phenolic odor, and bisporic to tetrasporic basidia. This species is reported here as a novel addition to India's macrofungal flora. Its morphology, anatomy, and phylogenetic relationships based on nrITS sequences are all described in detail here.