Agaricales Ausa Europe European Mycena Norden Norge Norway Norwegian mushrooms Scandinavia Scandinavian musrooms Selbustrand Skandinavia Stranda Sør-Trøndelag bittesmå sopper med tynn stilk botanical forest forest floor fruktlegemer funghi fungi fungus hettesopper mushrooms natur nature nordiske sopper norsk norske sopper norwegian skandinavisk skivesopper skog skogbunn skogbunnarter sopp spore-bearing fruiting body of a fungus