Tricholoma palustre 
Tricholoma populinum 
Tricholoma sejunctum 
Tricholoma subacutum 
Tricholoma subresplendens 
Tricholoma subsejunctum 
Tricholoma sulphurescens 
Tricholomopsis formosa 
Tricholomopsis sulphureoides 
Trooping Crumble Cap 
Tuberous Polypore 
Tulasnella violea 
Turbinellus kauffmanii 
Turkey Tail 
Two-colored Bolete 
Twotone Funnel 
Tylopilus badiceps 
Typhula setipes 
Tyromyces galactinus 
Umber-brown Puffball 
Upholstered Fire Sponge, Elbow Patch Fungus 
Upright Coral Fungus 
Uromyces ari-triphylli 
Vampire's Bane