• Rhytisma Alderslade, 2000 [Family: Lemnaliidae]
• Rhytisma E.M. Fries, 1818 [Family: Rhytismataceae]
• Rhytisma acerinum (Pers.) Fr., 1819
• Rhytisma amphigenum (Wallr.) Magnus, 1951 accepted as Rhytisma umbonatum Hoppe, 1844
• Rhytisma andromedae (Pers.) Fr., 1819
• Rhytisma andromedae-ligustrinae (Schwein.) G.W. Wilson & Seaver accepted as Rhytisma decolorans Fr., 1823
• Rhytisma asteris (Schwein.) Schwein., 1832
• Rhytisma austrocaledonicum Crié, 1874 accepted as Criella austrocaledonica (Crié) Sacc. & P. Syd., 1902
• Rhytisma autumnale J. Schröt., 1893 accepted as Rhytisma umbonatum Hoppe, 1844
• Rhytisma bistortae (DC.) Lib., 1830 accepted as Pseudorhytisma bistortae (DC.) Juel, 1894
• Rhytisma bistortae (DC.) Rostr., 1888 accepted as Pseudorhytisma bistortae (DC.) Juel, 1894
• Rhytisma curtisii Berk. & Ravenel, 1859 accepted as Macroderma curtisii (Berk. & Ravenel) Höhn., 1917
• Rhytisma decolorans Fr., 1823
• Rhytisma empetri F.B. White, 1876 accepted as Duplicaria empetri (Pers.) Fuckel, 1870
• Rhytisma empetri Fr., 1828 accepted as Duplicaria empetri (Pers.) Fuckel, 1870
• Rhytisma euphorbiae C. Schub. accepted as Melampsora euphorbiae (C. Schub.) Castagne, 1843
• Rhytisma fulvum (Forskål, 1775)
• Rhytisma fuscum (Thomson & Henderson, 1906)
• Rhytisma grewiae Kalchbr., 1880 accepted as Phyllachora grewiae (Kalchbr.) Theiss. & Syd., 1915
• Rhytisma himalense Syd., P. Syd. & E.J. Butler, 1911
• Rhytisma ilicis-canadensis Schwein., 1832
• Rhytisma ilicis-latifoliae Henn., 1899
• Rhytisma itatiaiae Rehm, 1896
• Rhytisma lagerstroemiae Henn., 1878
• Rhytisma lineare Peck, 1871 accepted as Bifusella linearis (Peck) Höhn., 1917
• Rhytisma maculans Mont., 1842 accepted as Phyllachora maculans (Schwein.) Sacc., 1883
• Rhytisma maximum Fr., 1823 accepted as Cryptomyces maximus (Fr.) Rehm, 1888
• Rhytisma melianthi Thüm., 1876 accepted as Phyllachora melianthi (Thüm.) Sacc., 1883
• Rhytisma monticulum (Verseveldt, 1982)
• Rhytisma onobrychidis (DC.) Fr., 1823 accepted as Diachora onobrychidis (DC.) Jul. Müll., 1893
• Rhytisma pongamiae Berk. & Broome, 1873 accepted as Phyllachora yapensis (Henn.) Syd., 1913
• Rhytisma prini (Schwein.) Fr., 1823
• Rhytisma pseudoplatani Müll. Berol., 1913 accepted as Rhytisma acerinum (Pers.) Fr., 1819
• Rhytisma punctatum (Pers.) Fr., 1823
• Rhytisma rubiginosum (Verseveldt, 1969)
• Rhytisma salicinum (Pers.) Fr., 1823
• Rhytisma symmetricum Jul. Müll., 1893 accepted as Rhytisma umbonatum Hoppe, 1844
• Rhytisma umbonatum Hoppe, 1844
• Rhytisma urticae Fr., 1823 accepted as Aporhytisma urticae (Wallr.) Höhn., 1917
• Rhytisma urticae Tul. & C. Tul., 1863 accepted as Aporhytisma urticae (Wallr.) Höhn., 1917
• Rhytisma urticae Wallr., 1823 accepted as Diaporthopsis urticae (Fr.) Arx & E. Müll., 1954
• Rhytisma ustulatum Cooke, 1876 accepted as Phyllachora ustulata (Cooke) Höhn., 1910
• Rhytisma velatum (Schwein.) Fr., 1823
• Rhytismataceae
• Rhytismatales
• Rhytismatales incertae sedis