asexual fungi R.T.Moore (1980) - fungi
   Phylum Ascomycota Caval.-Sm. (1998) - sac fungi
     Subphylum Pezizomycotina O.E. Erikss. & Winka (1997)
       Class Sordariomycetes O.E. Erikss. & Winka (1997)
         Subclass Hypocreomycetidae O.E. Erikss. & Winka (1997)
           Order Hypocreales Lindau (1897)
             Family Nectriaceae Tul. & C.Tul. (1865)
               01 Genus Aquanectria L. Lombard & Crous (2015)
               02 Anamorph genus Atractium Link (1809), nom. sanct.
               03 Genus Bisifusarium L. Lombard, Crous & W. Gams (2015)
               04 Genus Calonectria De Not. (1867)
               05 Genus Calostilbe Sacc. & P.Syd. (1902)
               06 Anamorph genus Campylocarpon Halleen, Schroers & Crous (2004)
               07 Anamorph genus Chaetopsina Rambelli (1956)
               08 Genus Coccinonectria L. Lombard & Crous (2015)
               09 Genus Corallomycetella Henn. (1904)
               10 Genus Corallonectria C. Herrera & P. Chaverri (2013)
               11 Anamorph genus Curvicladiella Decock & Crous (2006)
               12 Anamorph genus Cyanochyta Höhn. (1915)
               13 Anamorph genus Cyanophomella Höhn. (1918)
               14 Anamorph genus Cylindrocarpostylus R. Kirschner & Oberw. (1999)
               15 Genus Cylindrocladiella Boesew. (1982)
               16 Anamorph genus Cylindrodendrum Bonord. (1851)
               17 Anamorph genus Dacryoma Samuels (1988)
               18 Genus Dactylonectria L. Lombard & Crous (2014)
               19 Anamorph genus Dematiocladium Allegr., Aramb., Cazau & Crous (2005)
               20 Genus Fusarium Link (1809), nom. sanct.
               21 Anamorph genus Fusicolla Bonord. (1851)
               22 Genus Gliocephalotrichum J.J. Ellis & Hesselt. (1962)
               23 Anamorph genus Gliocladiopsis S.B. Saksena (1954)
               24 Anamorph genus Macroconia (Wollenw.) Gräfenhan, Seifert & Schroers (2011)
               25 Anamorph genus Mariannaea G. Arnaud ex Samson (1974)
               26 Anamorph genus Microcera Desm. (1848)
               27 Genus Nalanthamala Subram. (1956)
               28 Genus Nectria (Fr.) Fr. (1849), nom. cons., nom. protect.
               29 Genus Neonectria Wollenw. (1917), nom. protect.
               30 Genus Hypomyces (Fr.) Tul. & C.Tul. (1860), nom. protect.
               31 Genus Paracremonium L. Lombard & Crous (2015)
               32 Genus Penicillifer Emden (1968)
               33 Anamorph genus Pleiocarpon L. Lombard & D. Aiello (2017)
               34 Genus Pleonectria Sacc. (1876)
               35 Genus Pseudocosmospora C. Herrera & P. Chaverri (2013)
               36 Genus Rectifusarium L. Lombard, Crous & W. Gams (2015)
               37 Genus Rugonectria P. Chaverri & Samuels (2011)
               38 Anamorph genus Sarcopodium Ehrenb. (1818)
               39 Genus Thyronectria Sacc. (1875), nom. dub.
               40 Genus Varicosporella Lechat & J. Fourn. (2015)
               41 Genus Volutella Fr. (1832), nom. sanct., nom. cons.
               42 Genus Xenoacremonium L. Lombard & Crous (2015)
               43 Genus Xenocylindrocladium Decock, Hennebert & Crous (1997)
               44 Anamorph genus Xenoleptographium Marinc., T.A. Duong, Z.W. de Beer & M.J. Wingf. (2015)