Draw up of a database based on herbaria, excursion lists (private, mycological societies), literature data and the database of the Antwerpse Mycologische Kring, concerning some selected groups of macrofungi (Russulales, Boletales, Agaricales p.p., Pezizales p.p., Aphyllophorales p.p., Gasteromycetes). Processing those data towards a red list based on criteria subscribed by the former Flemish Institute of Nature Conservation.