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787 species found in genus, Alternaria
KingdomFungi
PhylumAscomycota
ClassDothideomycetes
SubclassPleosporomycetidae
OrderPleosporales
FamilyPleosporaceae
GenusAlternaria Nees 1816
Species
Species (Accepted)Alternaria abietis Tengwall 1924
Species (Accepted)Alternaria abundans (E.G. Simmons) Woudenb. & Crous 2013
Species (Accepted)Alternaria abutilonis (Speg.) Schwarze 1917
Species (Accepted)Alternaria acalyphae (Nelen) E.G. Simmons 1994
Species (Accepted)Alternaria acalyphicola E.G. Simmons 1994
Species (Accepted)Alternaria achyranthis J.Z. Zhang & T.Y. Zhang 1999
Species (Accepted)Alternaria aconidiophora Iturr.-Gonz., Dania García & Gené 2019
Species (Accepted)Alternaria actinophylla J.W. Mill. 1969
Species (Accepted)Alternaria acuminata (Rouse & Mustard) R.K. Saxena, Nuñez Otaño & O'Keefe 2022
Species (Accepted)Alternaria africana E.G. Simmons 2000
Species (Accepted)Alternaria agerati Sawada ex E.G. Simmons 1997
Species (Accepted)Alternaria agripestis E.G. Simmons & K. Mort. 1994
Species (Accepted)Alternaria ailanthi T.Y. Zhang & Y.L. Guo 1998
Species (Accepted)Alternaria albiziae J.M. Yen 1980
Species (Accepted)Alternaria aliena E.G. Simmons 1993
Species (Synonym)Alternaria alliariae-officinalis Săvul. & Sandu 1933
Species (Accepted)Alternaria allii Nolla 1927
Species (Accepted)Alternaria allii-tuberosi (X.G. Zhang & T.Y. Zhang) Gannibal & D.P. Lawr. 2018
Species (Accepted)Alternaria alocasiae T.Y. Zhang & M.X. Gao 1999
Species (Accepted)Alternaria alstroemeriae E.G. Simmons & C.F. Hill 2007
Species (Accepted)Alternaria altcampina Iturr.-Gonz., Dania García & Gené 2019
Species (Accepted)Alternaria alternantherae Holcomb & Antonop. 1976
Species (Accepted)Alternaria alternariacida Woudenb. & Crous 2014
Species (Accepted)Alternaria alternariae (Cooke) Woudenb. & Crous 2013
Species (Accepted)Alternaria alternariata (Kalgutkar & Sigler) R.K. Saxena, Nuñez Otaño & O'Keefe 2022
Species (Accepted)Alternaria alternarina E.G. Simmons 2007
Species (Accepted)Alternaria alternata (Fr.) Keissl. 1912
Species (Synonym)Alternaria amaranthi (Peck) J.M. Hook 1921
Species (Accepted)Alternaria americana Sawada 1931
Species (Accepted)Alternaria ammopiptanthi R.Q. Shen, H.S. Shang & K.C. Wang 2007
Species (Accepted)Alternaria amorphophalli V.G. Rao 1962
Species (Accepted)Alternaria amphicarpaeae Meng Zhang & T.Y. Zhang 2008
Species (Accepted)Alternaria anagallidis A. Raabe 1939
Species (Synonym)Alternaria anagallidis var. linariae Neerg. 1945
Species (Synonym)Alternaria angustiovoidea E.G. Simmons 1986
Species (Accepted)Alternaria anigozanthi R.D. Raabe 1985
Species (Accepted)Alternaria anodae E.G. Simmons 2003
Species (Accepted)Alternaria anthropophila Iturr.-Gonz., Gené, Alastr.-Izq. & Dania García 2020
Species (Accepted)Alternaria anthyllidis (Baudyš) Ondřej 1996
Species (Accepted)Alternaria aquaeductua Yatel 1938
Species (Accepted)Alternaria aracearum Smita Jain & A.N. Rai 2004
Species (Accepted)Alternaria arachidis R.L. Kulk. 1974
Species (Accepted)Alternaria aragakii E.G. Simmons 1993
Species (Synonym)Alternaria araliae H.C. Greene 1953
Species (Accepted)Alternaria arborescens E.G. Simmons 1999
Species (Accepted)Alternaria arbusti E.G. Simmons 1993
Species (Accepted)Alternaria arctoseptata Jun F. Li, Camporesi, Phookamsak & Jeewon 2023
Species (Accepted)Alternaria argyranthemi E.G. Simmons & C.F. Hill 1997
Species (Accepted)Alternaria argyroxiphii E.G. Simmons & Aragaki 1997
Species (Accepted)Alternaria arida Chaiwan, Jayaward., Bulgakov & K.D. Hyde 2023
Species (Accepted)Alternaria armeniacae T.Y. Zhang, Meng Zhang & W.H. Yang 2003
Species (Accepted)Alternaria armoraciae E.G. Simmons & C.F. Hill 2007
Species (Accepted)Alternaria arrhenatheri D.P. Lawr., Rotondo & Gannibal 2015
Species (Accepted)Alternaria arundinis Jun F. Li, Camporesi, Bhat & Jeewon 2023
Species (Accepted)Alternaria ascaloniae E.G. Simmons & C.F. Hill 2007
Species (Accepted)Alternaria asclepiadea (Cooke) E.G. Simmons 2007
Species (Accepted)Alternaria aspera Woudenb. & Crous 2013
Species (Accepted)Alternaria asphodeli O. Săvul. 1950
Species (Synonym)Alternaria astragali Wangeline & E.G. Simmons 2007
Species (Accepted)Alternaria astragalicola W.S. Zhao, Q. Ning & J.Y. Yan 2023
Species (Accepted)Alternaria atra (Preuss) Woudenb. & Crous 2013
Species (Accepted)Alternaria atrans F. Gibson 1922
Species (Accepted)Alternaria atrobrunnea Iturr.-Gonz., Pujol, García & Gené 2020
Species (Accepted)Alternaria atrocariis E.G. Simmons 1995
Species (Accepted)Alternaria avenicola E.G. Simmons, Kosiak & Kwaśna 2007
Species (Accepted)Alternaria avrinica Ahmadp., Ghosta, Z. Alavi, F. Alavi & L. Mohammadi 2025
Species (Accepted)Alternaria axiaeriisporifera E.G. Simmons & C.F. Hill 2007
Species (Accepted)Alternaria azadirachtae E.G. Simmons & Alcorn 2007
Species (Accepted)Alternaria azarbaijanica Z. Alavi, Ahmadp. & Ghosta 2025
Species (Accepted)Alternaria azukiae (Hara) T.Y. Zhang & Y.L. Guo 1998
Species (Accepted)Alternaria bambusicola C.Yang Zhang, W. Wen, M.F. Lu & Z.Zhi Zhang 2007
Species (Accepted)Alternaria bannaensis W.Q. Chen & T.Y. Zhang 1997
Species (Accepted)Alternaria banyan Mall & Aj. Kumar 2013
Species (Accepted)Alternaria baoshanensis Jun F. Li, Phookamsak & Jeewon 2023
Species (Accepted)Alternaria barbata L. He & J.X. Deng 2021
Species (Accepted)Alternaria basellae T.Y. Zhang 1999
Species (Accepted)Alternaria bataticola Ikata ex W. Yamam. 1960
Species (Accepted)Alternaria bauhiniae Hansf. 1943
Species (Accepted)Alternaria bella (Anil Chandra, R.K. Saxena & Setty) R.K. Saxena, Nuñez Otaño & O'Keefe 2022
Species (Accepted)Alternaria beringelae E.G. Simmons 2000
Species (Accepted)Alternaria betae-kenyensis E.G. Simmons 2007
Species (Accepted)Alternaria beticola E.G. Simmons & C.F. Hill 2007
Species (Accepted)Alternaria betulae T.Y. Zhang & Y.L. Guo 1998
Species (Accepted)Alternaria biproliformis T.Y. Zhang 1999
Species (Accepted)Alternaria blumeae E.G. Simmons & Sontirat 1997
Species (Accepted)Alternaria bokurai Miura 1928
Species (Accepted)Alternaria bonducellae R. Dubey, S.K. Singh & Kamal 1999
Species (Accepted)Alternaria bornmuelleri (Magnus) Woudenb. & Crous 2013
Species (Accepted)Alternaria botryospora Woudenb. & Crous 2013
Species (Accepted)Alternaria botrytis (Preuss) Woudenb. & Crous 2013
Species (Accepted)Alternaria brasiliensis F.M. Queiroz, M.F.S. Muniz & M. Menezes 2001
Species (Accepted)Alternaria brassicae (Berk.) Sacc. 1880
Species (Synonym)Alternaria brassicae f. acanthi Politis 1935
Species (Synonym)Alternaria brassicae f. citri Penz. 1882
Species (Synonym)Alternaria brassicae f. microspora Brunaud 1897
Species (Synonym)Alternaria brassicae f. nigrescens Peglion 1892
Species (Synonym)Alternaria brassicae f. phaseoli Brunaud 1894
Species (Synonym)Alternaria brassicae f. tritici Brunaud 1894
Species (Synonym)Alternaria brassicae var. dauci (J.G. Kühn) Lindau 1908
Species (Synonym)Alternaria brassicae var. dianthi F. Zimmerman 1924