Species (19.209)
- Tomentella rufobrunnea Petch 1924
- Tomentella spinosispora ?ížek 2004
- Tomentella stuposa (Link) Stalpers 1984
- Tomentella subamyloidea Agerer & Bougher 2001
- Tomentella subclavigera Litsch. 1933
- Tomentella terrestris (Berk. & Broome) M.J. Larsen 1974
- Tomentella subtestacea Bourdot & Galzin 1924
- Tomentella testaceogilva Bourdot & Galzin 1924
- Tomentella variecolor Malençon 1952
- Tomentellopsis submollis (Svr?ek) Hjortstam 1974
- Torrendia pulchella Bres. 1902
- Tremella exigua Desm. 1847
- Tremella fuciformis Berk. 1856
- Tremella cetrariicola Diederich & Coppins 1996
- Tremella globispora D.A. Reid 1970
- Tremella hypogymniae Diederich & M.S. Christ. 1996
- Tremella hypocenomycis Diederich 1996
- Tremella intumescens Sm. 1790
- Tremella indecorata Sommerf. 1826
- Tremella giraffa Chee J. Chen 1998
- Tremella lichenicola Diederich 1986
- Tremella macroceratis Diederich & Hafellner 1996
- Tremella invasa (Hauerslev) Hauerslev 1996
- Tremella juniperina P. Karst. 1869
- Tremella moriformis (Fr.) W.G. Sm. 1812
- Tremella mesenterica Retz. : Fr. 1769
- Tremella mycetophiloides Kobayasi 1939
- Tremella mycophaga G.W. Martin 1940
- Tremella obscura (L.S. Olive) M.P. Christ. 1954
- Tremella nashii Diederich 2007
- Tremella penetrans (Hauerslev) Jülich 1983
- Tremella parmeliarum Diederich 1996
- Tremella protoparmeliae Diederich & Coppins 1996
- Tremella pyrenophila Traverso & Migliardi 1914
- Tremella pertusariae Diederich 1996
- Tremella rosea Höhn. 1903
- Tremella subencephala Bandoni & Ginns 1993
- Tremella simplex H.S. Jacks. & G.W. Martin 1940
- Tremella telleriae M. Dueñas 2001
- Tremella tuckerae Diederich 2007
- Tremella vasifera Chee J. Chen 1998
- Tremella versicolor Berk. & Broome 1854
- Tremellodendropsis helvetica (Schild) Nitare 2014
- Tremellodendropsis flagelliformis var. ovalispora D.A. Crawford 1954
- Tremella wirthii Diederich 1996
- Tretomyces microsporus Kotir., Saaren. & K.H. Larss. 2011
- Trichocybe puberula (Kuyper) Vizzini 2010
- Tremella hymenophaga M. Dueñas 2001
- Tremella phaeophysciae Diederich & M.S. Christ. 1996
- Tremella rinodinae Diederich & M.S. Christ. 1996
- Tremella sarniensis P. Roberts 2001
- Tremella silvae-dravedae Hauerslev 1999
- Tremella spicata Bourdot & Galzin 1923
- Tremella steidleri (Bres.) Bourdot & Galzin 1928
- Tremella ramalinae Diederich 1996
- Tremella rhizocarpicola Diederich, Millanes & Wedin 2014
- Tremellodendropsis transpusio D.A. Crawford 1954
- Tretomyces lutescens (J. Erikss. & Ryvarden) K.H. Larss., Kotir. & Saar
- Trichaptum abietinum (Pers. : Fr.) Ryvarden 1972
- Trichaptum biforme (Fr.) Ryvarden 1972
- Trichaptum byssogenum (Jungh.) Ryvarden 1972
- Trichaptum durum (Jungh.) Corner 1987
- Trichaptum sector (Ehrenb. : Fr.) Kreisel 1971
- Tracya lemnae (Setch.) Syd. & P. Syd. 1901
- Trachyspora pentaphylleae Gäum. 1943
- Trametes cervina (Schwein.) Bres. 1903
- Tracya hydrocharidis Lagerh. 1902
- Trametes cingulata Berk. 1854
- Trametes cubensis (Mont.) Sacc. 1891
- Trametes conchifer (Schwein. : Fr.) Pilát 1939
- Trametes ectypus (Berk. & M.A. Curtis) Gilb. & Ryvarden 1987
- Trametes elegans (Spreng. : Fr.) Fr. 1838
- Trametes junipericola Manjon, G. Moreno & Ryvarden 1984
- Trametes lactinea (Berk.) Pat. 1888
- Trametes leonina (Klotzsch) Imazeki 1952
- Trametes marianna (Pers.) Ryvarden 1973
- Trametes menziesii (Berk.) Ryvarden 1972
- Trametes ochracea (Pers.) Gilb. & Ryvarden 1987
- Trametes suaveolens Fr. 1838
- Trametes pubescens (Schumach. : Fr.) Pilát 1939
- Trametes membranacea (Sw. : Fr.) Kreisel 1971
- Trametes subalutacea Bourdot & Galzin 1925
- Trametes velutina (Pers.) G. Cunn. 1965
- Tranzschelia arasbaranica M. Abbasi & M. Scholler 2005
- Tranzschelia discolor (Fuckel) Tranzschel & M.A. Litv. 1939
- Trechispora verruculosa (G. Cunn.) K.H. Larss. 1996
- Tremella christiansenii Diederich 1996
- Tremella caloceraticola Hauerslev 1999
- Tremella colpomaticola Hauerslev 1999
- Tremella cladoniae Diederich & M.S. Christ. 1996
- Tremella coppinsii Diederich & G. Marson 1988
- Tremella diaporthicola Ginns & M.N.L. Lefebvre 1993
- Tremella coriaria Bres. 1907
- Tremella candida var. effusa Alb. & Schwein. 1805
- Tremella discicola Van de Put 2004
- Tremella candida Pers. : Pers. 1801
- Tremella diploschistina Millanes, M. Westb., Wedin & Diederich 2012
- Tremella encephala Pers. : Fr. 1801
- Tremella everniae Diederich 1996
- Tremellodendropsis tuberosa (Grev.) D.A. Crawford 1954