• Faerberia carbonaria
• Farysia thuemenii
• Favolaschia calocera
• Fayodia anthracobia
• Fibriciellum silvae-ryae
• Fibricium gloeocystidiatum
• Fistulina hepatica
• Flagelloscypha minutissima
• Flammulaster carpophilus
• Flammulaster ferrugineus
• Flammulaster granulosus
• Flammulaster limulatus
• Flammulaster microspilus
• Flammulaster muricatus
• Flammulaster siparius
• Flammulaster subincarnatus
• Flammulina populicola
• Flammulina velutipes
• Flaviporus brownii
• Floccularia luteovirens
• Fomes fomentarius
• Fomitopsis pinicola
• Fomitopsis rosea
• Fomitopsis spraguei
• Fulgensia fulgens
• Fuligo cinerea
• Fuligo septica
• Fuligo septica v. candida
• Fuligo septica v. rufa
• Fuscolachnum pteridis v. pteridis