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351 species found in genus, Phytophthora
KingdomChromista
PhylumOomycota
ClassPeronosporomycetes
SubclassPeronosporidae
OrderPeronosporales
FamilyPeronosporaceae
GenusPhytophthora de Bary 1876
Species
Species (Synonym)Phytophthora ×alni C. Husson, Ioos & B. Marçais 2015
Species (Accepted)Phytophthora ×australasiatica T. Jung, N.M. Chi, Tarigan & Horta Jung 2024
Species (Synonym)Phytophthora ×cambivora (Petri) Buisman 1927
Species (Accepted)Phytophthora ×grandisporangia T. Jung, N.M. Chi, I. Milenković & Horta Jung 2026
Species (Accepted)Phytophthora ×heterohybrida T. Jung, Horta Jung, Scanu & Bakonyi 2016
Species (Accepted)Phytophthora ×incrassata T. Jung, Horta Jung, Scanu & Bakonyi 2016
Species (Accepted)Phytophthora ×leptopleura T. Jung, Masuya, Kageyama, Hieno & Horta Jung 2026
Species (Accepted)Phytophthora ×lusitanica T. Jung, Horta Jung, C. Maia & I. Milenković 2024
Species (Accepted)Phytophthora ×multiformis (Brasier & S.A. Kirk) Abad 2023
Species (Accepted)Phytophthora ×nodosa T. Jung, Hieno, Masuya, Kageyama & S. Uematsu 2026
Species (Accepted)Phytophthora ×pelgrandis W.F. Gerlach, Nirenberg & Gräfenhan 2009
Species (Accepted)Phytophthora ×serendipita Man in 't Veld & K. Rosend. 2012
Species (Accepted)Phytophthora ×stagnum Xiao Yang & C.X. Hong 2014
Species (Accepted)Phytophthora ×taiwanensis T. Jung, T.T. Chang, H.S. Fu & Horta Jung 2024
Species (Accepted)Phytophthora ×vanyenensis Q.N. Dang & T.I. Burgess 2021
Species (Accepted)Phytophthora abietivora D.W. Li, N.P. Schult., LaMondia & R.S. Cowles 2019
Species (Accepted)Phytophthora acaciae A.F. dos Santos, T.C.A. Alves, D.J. Tessmann, K.L. Ivors & J.B. Ristaino 2019
Species (Accepted)Phytophthora acaciivora T.Q. Pham, T.I. Burgess & Q.N. Dang 2020
Species (Accepted)Phytophthora acerina Ginetti, T. Jung, D.E.L. Cooke & Moricca 2013
Species (Accepted)Phytophthora afrocarpa T. Bose & J.M. Hulbert 2021
Species (Accepted)Phytophthora agathidicida B.S. Weir, Beever, Pennycook & Bellgard 2015
Species (Accepted)Phytophthora aleatoria P.M. Scott, R.L. McDougal & P.M. Taylor 2019
Species (Accepted)Phytophthora algida T. Jung, N.M. Chi, I. Milenković & Horta Jung 2026
Species (Synonym)Phytophthora allii Sawada 1915
Species (Accepted)Phytophthora alni Brasier & S.A. Kirk 2004
Species (Synonym)Phytophthora alni subsp. multiformis Brasier & S.A. Kirk 2004
Species (Synonym)Phytophthora alni subsp. uniformis Brasier & S.A. Kirk 2004
Species (Accepted)Phytophthora alpina Bregant, Montecchio & Linald. 2020
Species (Synonym)Phytophthora alticola Maseko, Cout. & M.J. Wingf. 2007
Species (Accepted)Phytophthora amamensis T. Jung, Kageyama, Masuya & S. Uematsu 2024
Species (Accepted)Phytophthora amaranthi J.P. Ann & W.H. Ko 2015
Species (Accepted)Phytophthora amnicola T.I. Burgess & T. Jung 2012
Species (Accepted)Phytophthora andina Adler & Flier 2010
Species (Accepted)Phytophthora angustata T. Jung, L. Garcia, Mendieta-Araica & Balci 2024
Species (Accepted)Phytophthora aquae-cooljarloo Mostowf. & T.I. Burgess 2020
Species (Accepted)Phytophthora aquatilis C.X. Hong 2012
Species (Accepted)Phytophthora aquimorbida C.X. Hong 2012
Species (Synonym)Phytophthora arecae (L.C. Coleman) Pethybr. 1913
Species (Synonym)Phytophthora arenaria A.J. Rea, Stukely & T. Jung 2011
Species (Accepted)Phytophthora arta T. Jung, Kageyama, Brasier, Z.Á. Nagy & Horta Jung 2026
Species (Accepted)Phytophthora asiatica M.Z. Rahman, H. Mukobata & Kageyama 2014
Species (Synonym)Phytophthora asparagi Saude & Hausbeck 2008
Species (Accepted)Phytophthora asparagi Saude & Hausbeck 2012
Species (Accepted)Phytophthora attenuata T. Jung, Horta Jung, Scanu & Bakonyi 2016
Species (Accepted)Phytophthora austrocedri Gresl. & E.M. Hansen 2007
Species (Synonym)Phytophthora avicenniae Gerr.-Corn. & J.A. Simpson 1984
Species (Accepted)Phytophthora aysenensis M. Zapata, M.C. Asenjo & Mon. Gut. 2020
Species (Synonym)Phytophthora bahamensis Fell & Master 1975
Species (Accepted)Phytophthora balkanensis I. Milenković, Tomić, T. Jung & Horta Jung 2024
Species (Accepted)Phytophthora balyanboodja T.I. Burgess 2017
Species (Synonym)Phytophthora batemanensis Gerr.-Corn. & J.A. Simpson 1984
Species (Accepted)Phytophthora betacei Mideros, Lagos & S. Restrepo 2017
Species (Accepted)Phytophthora bilorbang Aghighi, G.E. Hardy, J.K. Scott & T.I. Burgess 2012
Species (Accepted)Phytophthora bishii Abad, J.A. Abad & Louws 2008
Species (Accepted)Phytophthora boehmeriae Sawada 1927
Species (Synonym)Phytophthora boodjera Simamora & T.I. Burgess 2015
Species (Accepted)Phytophthora borealis E.M. Hansen, W. Sutton & Reeser 2012
Species (Accepted)Phytophthora borneensis T. Jung, Álv. Durán, Tarigan & Horta Jung 2024
Species (Accepted)Phytophthora botryosa Chee 1969
Species (Accepted)Phytophthora brassicae De Cock & Man in 't Veld 2002
Species (Accepted)Phytophthora brevifila Paap & T.I. Burgess 2026
Species (Accepted)Phytophthora cactorum (Lebert & Cohn) J. Schröt. 1886
Species (Synonym)Phytophthora cactorum var. applanata Chester 1932
Species (Synonym)Phytophthora cactorum var. arecae (L.C. Coleman) Sacc. & Trotter 1911
Species (Accepted)Phytophthora cacuminis I. Khaliq & T.I. Burgess 2018
Species (Synonym)Phytophthora cajani K.S. Amin, Baldev & F.J. Williams 1978
Species (Accepted)Phytophthora cajani K.S. Amin, Baldev & F.J. Williams ex Abad 2023
Species (Accepted)Phytophthora calida Paap & T.I. Burgess 2026
Species (Accepted)Phytophthora calidophila T. Jung, Balci, L. Garcia & Mendieta-Araica 2024
Species (Accepted)Phytophthora cambivora (Petri) Buisman 1927
Species (Accepted)Phytophthora capensis Bezuid., Denman, A. McLeod & S.A. Kirk 2010
Species (Accepted)Phytophthora capsici Leonian 1922
Species (Accepted)Phytophthora captiosa M.A. Dick & K. Dobbie 2006
Species (Accepted)Phytophthora caput-medusae La Spada, Cacciola & Aloi 2026
Species (Accepted)Phytophthora caryae Brazee, Xiao Yang & C.X. Hong 2016
Species (Accepted)Phytophthora castaneae Katsura & K. Uchida 1976
Species (Accepted)Phytophthora castanetorum T. Jung, Horta Jung, Bakonyi & Scanu 2017
Species (Accepted)Phytophthora catenulata T. Jung, T.T. Chang, N.M. Chi & Horta Jung 2024
Species (Synonym)Phytophthora cathayensis C. Morales-Rodríguez, Y. Wang & A. Vannini 2020
Species (Accepted)Phytophthora celebensis T. Jung, Junaid, N. Nasri & I. Milenković 2022
Species (Accepted)Phytophthora celeris T. Jung, L.S.S. Oliveira, Tarigan & I. Milenković 2024
Species (Accepted)Phytophthora chesapeakensis Man in 't Veld & K. Rosend. 2018
Species (Accepted)Phytophthora chilensis T. Jung, Horta Jung, Álv. Durán & I. Milenković 2022
Species (Accepted)Phytophthora chlamydospora Brasier & E.M. Hansen 2015
Species (Accepted)Phytophthora chrysanthemi Naher, Hid. Watan., Chikuo & Kageyama 2011
Species (Accepted)Phytophthora cichorii Bertier, H. Brouwer, De Cock & D.E.L. Cooke 2013
Species (Accepted)Phytophthora cinnamomi Rands 1922
Species (Synonym)Phytophthora cinnamomi var. parvispora Kröber & Marwitz 1993
Species (Synonym)Phytophthora cinnamomi var. robiniae H.H. Ho 2002
Species (Accepted)Phytophthora citricola Sawada 1927
Species (Accepted)Phytophthora citrophthora (R.E. Sm. & E.H. Sm.) Leonian 1925
Species (Accepted)Phytophthora clandestina P.A. Taylor, Pascoe & F.C. Greenh. 1985
Species (Accepted)Phytophthora cocois B.S. Weir, Beever, Pennycook, Bellgard & J.Y. Uchida 2015
Species (Accepted)Phytophthora colocasiae Racib. 1900
Species (Accepted)Phytophthora condilina T.I. Burgess 2017
Species (Accepted)Phytophthora constricta A.J. Rea, Stukely & T. Jung 2011
Species (Accepted)Phytophthora cooljarloo T.I. Burgess 2017
Species (Accepted)Phytophthora crassamura Scanu, Deidda & T. Jung 2015
Species (Accepted)Phytophthora cryptogea Pethybr. & Laff. 1919
Species (Synonym)Phytophthora cryptogea var. richardiae (Buisman) S.F. Ashby 1929