False turkey-tail 
False Yellowfoot 
Favolaschia manipularis 
Favolus brasiliensis 
Felt-ringed agaricus 
Fenugreek milkcap 
Fetid Armillaria 
Fetid Marasmius 
Fibroporia radiculosa 
Firerug inkcap 
Fishbiscuit Russula 
Fistulinella violaceipora 
Flame Chanterelle 
Flame Fungus 
Flaming Pholiota 
Flammula alnicola 
Flat crep 
Flavodon flavus 
Flowerpot parasol 
Fluted bird's nest 
Fly agaric 
Fomes excavatus 
Fomes fomentarius 
Fomitiporia robusta