The authors would like to thank Mr. G. Konstantinidis for his valuable insight to the fungal flora of the area, as well as the municipality of Grevena for their support throughout the development of the scientific programme study for a museum dedicated to mushrooms to be founded in the city of Grevena. They also wish to acknowledge thesignificant contribution of the Laboratory of Remote Sensing and GIS Applications of the Department of Physical and Environmental Geography, Aristotle University School of Geology, in kindly allowing the use of ArcGIS software and in providing the geological maps of the study area.