Between brackets is the number of accepted species
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- Biota
- Kingdom Animalia
- Kingdom Archaea
- Kingdom Bacteria
- Kingdom Chromista
- Kingdom Fungi
- Kingdom Plantae
- Phylum Acritarcha †
- Phylum Algae (awaiting allocation)
- Phylum Algae incertae sedis
- Phylum Anthocerotophyta
- Phylum Bryophyta
- Phylum Calcitarcha †
- Phylum Charophyta
- Phylum Chlorophyta
- Phylum Eophyta †
- Phylum Glaucophyta
- Phylum Gymnospermophyta accepted as Tracheophyta
- Phylum Horneophyta †
- Phylum Magnoliophyta accepted as Tracheophyta
- Phylum Marchantiophyta
- Phylum Picozoa
- Phylum Plantae (awaiting allocation)
- Phylum Prasinodermatophyta
- Phylum Pteridophyta accepted as Tracheophyta
- Phylum Rhodelphidia
- Phylum Rhodophyta
- Phylum Sporae dispersae †
- Phylum Tracheophyta
- Subdivision Lycopodiophytina
- Subdivision Polypodiophytina
- Subdivision Spermatophytina
- Superclass Angiospermae
- Class Liliopsida accepted as Magnoliopsida
- Class Magnoliopsida
- Order Acorales
- Order Adoxales accepted as Dipsacales
- Order Alismatales
- Order Alstroemeriales accepted as Liliales
- Order Amaryllidales accepted as Asparagales
- Order Amborellales
- Order Apiales
- Order Apocynales accepted as Gentianales
- Order Aquifoliales
- Order Arales accepted as Alismatales
- Order Araliales accepted as Apiales
- Order Aralidiales accepted as Apiales
- Order Arecales
- Order Aristolochiales accepted as Piperales
- Order Asparagales
- Order Asterales
- Order Aucubales accepted as Garryales
- Order Austrobaileyales
- Order Balanophorales accepted as Santalales
- Order Batales accepted as Brassicales
- Order Begoniales accepted as Cucurbitales
- Order Berberidales accepted as Ranunculales
- Order Berberidopsidales
- Order Biebersteiniales accepted as Sapindales
- Order Boraginales
- Order Brassicales
- Order Brexiales accepted as Celastrales
- Order Bromeliales accepted as Poales
- Order Bruniales
- Order Burmanniales accepted as Dioscoreales
- Order Burserales accepted as Sapindales
- Order Buxales
- Order Callitrichales accepted as Lamiales
- Order Calycerales accepted as Asterales
- Order Campanulales accepted as Asterales
- Order Canellales
- Order Capparales accepted as Brassicales
- Order Caryophyllales
- Order Casuarinales accepted as Fagales
- Order Celastrales
- Order Ceratophyllales
- Order Chloranthales
- Order Circaeasterales accepted as Ranunculales
- Order Cistales accepted as Malvales
- Order Colchicales accepted as Liliales
- Order Commelinales
- Order Cornales
- Order Corylales accepted as Fagales
- Order Crossosomatales
- Order Cucurbitales
- Family Anisophylleaceae Ridley, 1922
- Family Apodanthaceae van Tieghem ex Takhtajan, 1987
- Family Begoniaceae C.A. Agardh, 1824
- Family Coriariaceae de Candolle, 1824
- Family Corynocarpaceae Engler, 1897
- Family Cucurbitaceae de Jussieu, 1789
- Genus Abobra Naudin, 1862
- Genus Acanthosicyos Welwitsch ex Bentham & J.D. Hooker, 1867
- Genus Acanthosicyus T.E. von Post & C.E.O. Kuntze accepted as Acanthosicyos Welwitsch ex Bentham & J.D. Hooker, 1867
- Genus Achmandra Arnott in R. Wight, 1840
- Genus Actinostemma W. Griffith, 1845
- Genus Adenopus Bentham in W.J. Hooker, 1849 accepted as Lagenaria Seringe, 1825
- Genus Aechmandra Arnott, 1841 accepted as Kedrostis Medikus, 1791
- Genus Ahzolia Standley & Steyermark, 1944 accepted as Sechium P. Browne, 1756
- Genus Allagosperma M.J. Roemer, 1846 accepted as Melothria Linnaeus, 1753
- Genus Alsomitra (Blume) Spach, 1838
- Genus Alsomitra Bentham & J.D. Hooker, 1867
- Genus Alternasemina A.L.P. da Silva Manso, 1836 accepted as Melothria Linnaeus, 1753
- Genus Ampelosicyos Thouars, 1897
- Genus Ampelosycios Du Petit-Thouars, 1808 accepted as Ampelosicyos Thouars, 1897
- Genus Anacaona A.H. Liogier, 1980 accepted as Penelopeia Urban, 1921
- Genus Anangia W.J.J.O. de Wilde & B.E.E. Duyfjes in W.J. de Wilde et al., 2006
- Genus Anguina P. Miller, 1755 accepted as Trichosanthes Linnaeus, 1753
- Genus Anguria P. Miller, 1754 accepted as Citrullus H.A. Schrader in Ecklon & Zeyher, 1836
- Genus Anguria N.J. Jacquin, 1760 accepted as Psiguria Arnott, 1841
- Genus Anguriopsis J.R. Johnston, 1905 accepted as Doyerea Grosourdy, 1864
- Genus Anisosperma A.L.P. da Silva Manso, 1836
- Genus Anomalosicyos Gentry, 1946 accepted as Sicyos Linnaeus, 1753
- Genus Antagonia Grisebach, 1874 accepted as Cayaponia A.L.P. da Silva Manso, 1836
- Genus Apatzingania Dieterle, 1974 accepted as Echinopepon Naudin, 1866
- Genus Apodanthera Arnott, 1841
- Genus Arkezostis Rafinesque, 1838 accepted as Cayaponia A.L.P. da Silva Manso, 1836
- Genus Atheranthera Masters in D. Oliver, 1871 accepted as Gerrardanthus Harvey ex Bentham & J.D. Hooker, 1867
- Genus Austrobryonia H. Schaefer, 2008
- Genus Baijiania A.M. Lu & J.Q. Li in J.Q. Li, 1993
- Genus Bambekea Cogniaux, 1916
- Genus Bayabusua W.J.J.O. de Wilde in W.J.J.O. de Wilde & B.E.E. Duyfjes, 1999
- Genus Benincasa G. Savi, 1818
- Genus Bisedmondia J. Hutchinson, 1967 accepted as Calycophysum Triana, 1855
- Genus Biswarea Cogniaux, 1882 accepted as Herpetospermum Wallich ex Bentham & J.D. Hooker, 1867
- Genus Blastania Kotschy & Peyritsch, 1867
- Genus Bolbostemma Franquet, 1930 accepted as Actinostemma W. Griffith, 1845
- Genus Borneosicyos W.J.J.O. de Wilde in Rugayah & W.J.J.O. de Wilde, 1998
- Genus Brandegea Cogniaux, 1890
- Genus Bryonia Linnaeus, 1753
- Genus Bryoniastrum Heister ex Fabricius, 1759
- Genus Bryonopsis Arnott in R. Wight, 1840 accepted as Kedrostis Medikus, 1791
- Genus Calpidosicyos Harms, 1923 accepted as Momordica Linnaeus, 1753
- Genus Calycophysum Triana, 1855
- Genus Calyptrosicyos Keraudren, 1959 accepted as Corallocarpus Welwitsch ex Bentham & J.D. Hooker, 1867
- Genus Camolenga Post & O. Kuntze, 1903 accepted as Benincasa G. Savi, 1818
- Genus Cayaponia A.L.P. da Silva Manso, 1836
- Genus Cedrostis T.E. von Post & C.E.O. Kuntze accepted as Kedrostis Medikus, 1791
- Genus Cephalandra H.A. Schrader in Ecklon & Zeyher, 1836 accepted as Coccinia R. Wight & Arnott, 1834
- Genus Cephalopentandra Chiovenda, 1929
- Genus Cerasiocarpum J.D. Hooker in Bentham & J.D. Hooker, 1867 accepted as Kedrostis Medikus, 1791
- Genus Ceratosanthes Adanson, 1763
- Genus Chalema J.V.A. Dieterle, 1980 accepted as Sicydium Schlechtendal, 1832
- Genus Chayota N.J. Jacquin, 1780 accepted as Sechium P. Browne, 1756
- Genus Chocho Adanson, 1763 accepted as Sechium P. Browne, 1756
- Genus Cionandra Grisebach, 1860 accepted as Cayaponia A.L.P. da Silva Manso, 1836
- Genus Cionosicyos Grisebach, 1860 accepted as Cionosicys Grisebach, 1860
- Genus Cionosicys Grisebach, 1860
- Genus Citrullus H.A. Schrader in Ecklon & Zeyher, 1836
- Genus Cladocarpa (H. St. John) H. St. John, 1978 accepted as Sicyos Linnaeus, 1753
- Genus Cladosicyos J.D. Hooker in D. Oliver, 1871 accepted as Melothria Linnaeus, 1753
- Genus Coccinia R. Wight & Arnott, 1834
- Genus Cogniauxella Baillon, 1884 accepted as Cogniauxia Baillon, 1884
- Genus Cogniauxia Baillon, 1884
- Genus Cogniauxiella Baillon accepted as Cogniauxia Baillon, 1884
- Genus Colocynthis P. Miller, 1754 accepted as Citrullus H.A. Schrader in Ecklon & Zeyher, 1836
- Genus Coniandra H.A. Schrader in Ecklon & Zeyher, 1836 accepted as Kedrostis Medikus, 1791
- Genus Corallocarpus Welwitsch ex Bentham & J.D. Hooker, 1867
- Genus Corynosicyos F.J.H. von Mueller, 1876 accepted as Melothria Linnaeus, 1753
- Genus Costarica L.D. Gómez, 1983 accepted as Sicyos Linnaeus, 1753
- Genus Cremastopus Paul G. Wilson, 1962 accepted as Cyclanthera H.A. Schrader, 1831
- Genus Ctenolepis J.D. Hooker in Bentham & J.D. Hooker, 1867 accepted as Blastania Kotschy & Peyritsch, 1867
- Species Ctenolepis cerasiformis (Stocks) Naud.
- Genus Ctenopsis Naudin, 1866 accepted as Blastania Kotschy & Peyritsch, 1867
- Genus Cucubertia accepted as Cucurbita Linnaeus, 1753
- Genus Cucumella Chiovenda, 1929 accepted as Cucumis Linnaeus, 1753
- Genus Cucumeroides J. Gaertner, 1791 accepted as Trichosanthes Linnaeus, 1753
- Genus Cucumeropsis Naudin, 1866 accepted as Melothria Linnaeus, 1753
- Genus Cucumis Linnaeus, 1753
- Genus Cucumites Bowerbank, 1840 †
- Genus Cucurbita Linnaeus, 1753
- Genus Cucurbitella Walpers, 1846
- Genus Cucurbites E.W. Berry, 1929 †
- Genus Cucurbitospermum Chesters, 1957 †
- Genus Cucurbitula (M.J. Roemer) O. Kuntze in Post & O. Kuntze, 1903 accepted as Zehneria Endlicher, 1833
- Genus Curcubitella Walpers, 1846 accepted as Cucurbitella Walpers, 1846
- Genus Cyclanthera H.A. Schrader, 1831
- Genus Cyclantheropsis Harms, 1896
- Genus Cyrtonema H.A. Schrader in Ecklon & Zeyher, 1836 accepted as Kedrostis Medikus, 1791
- Genus Dactyliandra (J.D. Hooker) J.D. Hooker in D. Oliver, 1871
- Genus Delognaea Baillon, 1884 accepted as Ampelosicyos Thouars, 1897
- Genus Dendrosicyos I.B. Balfour, 1882
- Genus Dermophylla A.L.P. da Silva Manso, 1836 accepted as Cayaponia A.L.P. da Silva Manso, 1836
- Genus Dicaelosperma E.G.O. Müller & F.A. Pax, 1889 accepted as Cucumis Linnaeus, 1753
- Genus Dicaelospermum C.B. Clarke in J.D. Hooker, 1879 accepted as Cucumis Linnaeus, 1753
- Genus Diclidostigma G. Kunze, 1844 accepted as Melothria Linnaeus, 1753
- Genus Dicoelospermum C.B. Clarke, 1879 accepted as Cucumis Linnaeus, 1753
- Genus Dieterlea E.J. Lott, 1986 accepted as Ibervillea E.L. Greene, 1895
- Genus Dieudonnaea Cogniaux, 1875 accepted as Gurania (Schlechtendal) Cogniaux, 1875
- Genus Dimorphochlamys J.D. Hooker in Bentham & J.D. Hooker, 1867 accepted as Momordica Linnaeus, 1753
- Genus Dimorphoclamys J.D. Hooker in Bentham & J.D. Hooker, 1867 accepted as Momordica Linnaeus, 1753
- Genus Diplocyclos (Endlicher) Post & O. Kuntze, 1903
- Genus Diplocyclus (Endlicher) Post & O. Kuntze, 1903 accepted as Diplocyclos (Endlicher) Post & O. Kuntze, 1903
- Genus Discanthera J. Torrey & A. Gray, 1840 accepted as Cyclanthera H.A. Schrader, 1831
- Genus Doyerea Grosourdy, 1864
- Genus Druparia A.L.P. da Silva Manso, 1836 accepted as Cayaponia A.L.P. da Silva Manso, 1836
- Genus Dryparia T.E. von Post & C.E.O. Kuntze accepted as Cayaponia A.L.P. da Silva Manso, 1836
- Genus Ecballium A. Richard in Bory de St.-Vincent, 1824
- Genus Echinocystis J. Torrey & A. Gray, 1840
- Genus Echinopepon Naudin, 1866
- Genus Echinosicyos Kamner & A. Topa in A. Topa, 1952
- Genus Echinosycios Kamner & A. Topa in A. Topa, 1952
- Genus Edgaria C.B. Clarke, 1876 accepted as Herpetospermum Wallich ex Bentham & J.D. Hooker, 1867
- Genus Edmondia Cogniaux in Alph. de Candolle & A.C. de Candolle, 1881 accepted as Calycophysum Triana, 1855
- Genus Elateriopsis A. Ernst, 1873 accepted as Hanburia B.C. Seemann, 1858
- Genus Elaterium N.J. Jacquin, 1760 accepted as Cyclanthera H.A. Schrader, 1831
- Genus Elaterium P. Miller, 1754 accepted as Ecballium A. Richard in Bory de St.-Vincent, 1824
- Genus Enkylia W. Griffith, 1845 accepted as Gynostemma Blume, 1825
- Genus Eopepon Naudin, 1866 accepted as Trichosanthes Linnaeus, 1753
- Genus Eulenburgia Pax, 1907 accepted as Momordica Linnaeus, 1753
- Genus Eureiandra J.D. Hooker in Bentham & J.D. Hooker, 1867
- Genus Euryandra J.D. Hooker, 1871 accepted as Eureiandra J.D. Hooker in Bentham & J.D. Hooker, 1867
- Genus Feuillaea J.G. Gleditsch, 1764 accepted as Fevillea Linnaeus, 1753
- Genus Feuillea J.G. Gleditsch, 1749 accepted as Fevillea Linnaeus, 1753
- Genus Feuilleea C.A. von Cothenius, 1790 accepted as Fevillea Linnaeus, 1753
- Genus Fevillea Linnaeus, 1753
- Genus Frantzia Pittier, 1910
- Genus Gerrardanthus Harvey ex Bentham & J.D. Hooker, 1867
- Genus Gijefa (M.J. Roemer) O. Kuntze in Post & O. Kuntze, 1903 accepted as Kedrostis Medikus, 1791
- Genus Gomphogyne W. Griffith, 1845
- Genus Gurania (Schlechtendal) Cogniaux, 1875
- Genus Guraniopsis Cogniaux, 1908 accepted as Apodanthera Arnott, 1841
- Genus Gymnopetalum Arnott in R. Wight, 1840 accepted as Trichosanthes Linnaeus, 1753
- Genus Gynostemma Blume, 1825
- Genus Halosicyos Martinez Crovetto, 1947
- Genus Hanburia B.C. Seemann, 1858
- Genus Harlandia Hance in Walpers, 1852 accepted as Solena Loureiro, 1790
- Genus Helmontia Cogniaux, 1875
- Genus Hemsleya Cogniaux ex F.B. Forbes & W.B. Hemsley, 1888
- Genus Herpetospermum Wallich ex Bentham & J.D. Hooker, 1867
- Genus Heterosicyos (S. Watson) T.D.A. Cockerell, 1897 accepted as Cyclanthera H.A. Schrader, 1831
- Genus Heterosicyos Welwitsch ex Bentham & J.D. Hooker, 1867 accepted as Trochomeria J.D. Hooker in Bentham & J.D. Hooker, 1867
- Genus Heterosicyus T.E. von Post & C.E.O. Kuntze accepted as Trochomeria J.D. Hooker in Bentham & J.D. Hooker, 1867
- Genus Hexameria J. Torrey & A. Gray, 1839 accepted as Echinocystis J. Torrey & A. Gray, 1840
- Genus Hodgsonia J.D. Hooker & T. Thomson, 1854
- Genus Hymenosicyos Chiovenda, 1911 accepted as Cucumis Linnaeus, 1753
- Genus Hypanthera A.L.P. da Silva Manso, 1836 accepted as Fevillea Linnaeus, 1753
- Genus Ibervillea E.L. Greene, 1895
- Genus Ilocania Merrill, 1918 accepted as Diplocyclos (Endlicher) Post & O. Kuntze, 1903
- Genus Indofevillea Chatterjee, 1946
- Genus Indomelothria W.J.J.O. de Wilde & B.E.E. Duyfjes, 2006
- Genus Involucraria Seringe, 1825 accepted as Trichosanthes Linnaeus, 1753
- Genus Joliffia Bojer ex Delile, 1827 accepted as Telfairia W.J. Hooker, 1827
- Genus Juchia M.J. Roemer, 1846 accepted as Solena Loureiro, 1790
- Genus Juppia Merrill, 1922 accepted as Zanonia Linnaeus, 1753
- Genus Karivia Arnott in R. Wight, 1840 accepted as Solena Loureiro, 1790
- Genus Kedrostis Medikus, 1791
- Genus Khmeriosicyos W.J.J.O. de Wilde & B.E.E. Duyfjes in W.J.J.O. de Wilde et al., 2004
- Genus Lagenaria Seringe, 1825
- Genus Landersia Macfadyen, 1850 accepted as Melothria Linnaeus, 1753
- Genus Lemurosicyos Keraudren, 1964
- Genus Libasperma I.B. Huegele & S.R. Manchester, 2022 †
- Genus Linnaeosicyos H. Schaefer & A. Kocyan, 2008
- Genus Luffa P. Miller, 1754
- Genus Macrozanonia Cogniaux, 1893 accepted as Alsomitra (Blume) Spach, 1838
- Genus Marah Kellogg, 1854
- Genus Maximowiczia Cogniaux in Alph. de Candolle & A.C. de Candolle, 1881 accepted as Ibervillea E.L. Greene, 1895
- Genus Megarrhiza Torrey & A. Gray, 1861 accepted as Marah Kellogg, 1854
- Genus Melancium Naudin, 1862 accepted as Melothria Linnaeus, 1753
- Genus Mellonia Gasparrini, 1847 accepted as Cucurbita Linnaeus, 1753
- Genus Mellouia Gasparrini accepted as Mellonia Gasparrini, 1847
- Genus Melo P. Miller, 1754 accepted as Cucumis Linnaeus, 1753
- Genus Melopepo P. Miller, 1754 accepted as Cucurbita Linnaeus, 1753
- Genus Melothria Linnaeus, 1753
- Genus Melothrianthus R. Martinez Crovetto, 1954
- Genus Micrampelis Rafinesque, 1808 accepted as Echinocystis J. Torrey & A. Gray, 1840
- Genus Microlagenaria (C. Jeffrey) A.M. Lu & J.Q. Li in J.Q. Li, 1993 accepted as Siraitia Merrill, 1934
- Genus Microsechium Naudin, 1866
- Genus Mitrosicyos Maximowicz, 1859 accepted as Actinostemma W. Griffith, 1845
- Genus Momordica Linnaeus, 1753
- Genus Muellerargia Cogniaux in Alph. de Candolle & A.C. de Candolle, 1881
- Genus Mukia Arnott in R. Wight, 1840 accepted as Cucumis Linnaeus, 1753
- Genus Muricia Loureiro, 1790 accepted as Momordica Linnaeus, 1753
- Genus Myrmecosicyos C. Jeffrey, 1962 accepted as Cucumis Linnaeus, 1753
- Genus Nandiroba Adanson, 1763 accepted as Fevillea Linnaeus, 1753
- Genus Neoachmandra W.J.J.O. de Wilde & B.E.E. Duyfjes, 2006 accepted as Zehneria Endlicher, 1833
- Genus Neoalsomitra Hutchinson, 1942
- Genus Neoluffa Chakravarty, 1952 accepted as Siraitia Merrill, 1934
- Genus Neurosperma C.S. Rafinesque accepted as Momordica Linnaeus, 1753
- Genus Neurospermum F.G. Bartling, 1830 accepted as Momordica Linnaeus, 1753
- Genus Nevrosperma Rafinesque, 1818 accepted as Momordica Linnaeus, 1753
- Genus Nhandiroba Adanson, 1763 accepted as Fevillea Linnaeus, 1753
- Genus Nietoa B.C. Seemann ex Schaffner, 1876 accepted as Hanburia B.C. Seemann, 1858
- Genus Nothoalsomitra I.R. Telford, 1982
- Genus Odosicyos M. Kéraudren-Aymonin, 1981 accepted as Ampelosicyos Thouars, 1897
- Genus Oreosyce J.D. Hooker in D. Oliver, 1871 accepted as Cucumis Linnaeus, 1753
- Genus Ozodycus Rafinesque, 1832 accepted as Cucurbita Linnaeus, 1753
- Genus Papuasicyos B.E.E. Duyfjes in B.E.E. Duyfjes, R.W.J.M. van der Ham & W.J.J.O. de Wilde, 2003
- Genus Parasicyos J.V.A. Dieterle, 1975
- Genus Penarvalli Adanson, 1763 accepted as Zanonia Linnaeus, 1753
- Genus Penar-valli Adanson, 1763 accepted as Zanonia Linnaeus, 1753
- Genus Penarvallia T.E. von Post & C.E.O. Kuntze accepted as Zanonia Linnaeus, 1753
- Genus Penelopeia Urban, 1921
- Genus Pentaclathra S.F.L. Endlicher, 1842 accepted as Polyclathra Bertoloni, 1840
- Genus Pepo P. Miller, 1754 accepted as Cucurbita Linnaeus, 1753
- Genus Peponia Naudin, 1866 accepted as Peponium Engler in Engler & Prantl, 1897
- Genus Peponiella O. Kuntze, 1898 accepted as Peponium Engler in Engler & Prantl, 1897
- Genus Peponium Engler in Engler & Prantl, 1897
- Genus Peponopsis Naudin, 1859
- Genus Perianthopodus Silva Manso, 1836 accepted as Cayaponia A.L.P. da Silva Manso, 1836
- Genus Pestalozzia Zollinger & Moritzi in Moritzi, 1846 accepted as Gynostemma Blume, 1825
- Genus Phialocarpus Deflers, 1895
- Genus Physedra J.D. Hooker in Bentham & J.D. Hooker, 1867 accepted as Coccinia R. Wight & Arnott, 1834
- Genus Pileocalyx Gasparrini, 1848 accepted as Cucurbita Linnaeus, 1753
- Genus Pilogyne Ecklon ex Schrader, 1835 accepted as Zehneria Endlicher, 1833
- Genus Pisosperma Sonder in W.H. Harvey & Sonder, 1862 accepted as Kedrostis Medikus, 1791
- Genus Pittiera Cogniaux, 1891 accepted as Polyclathra Bertoloni, 1840
- Genus Platygonia Naudin, 1866 accepted as Trichosanthes Linnaeus, 1753
- Genus Polakowskia Pittier, 1910 accepted as Sechium P. Browne, 1756
- Genus Polyclathra Bertoloni, 1840
- Genus Pomasterion Miquel, 1865 accepted as Actinostemma W. Griffith, 1845
- Genus Poppya Necker ex M.J. Roemer, 1846 accepted as Luffa P. Miller, 1754
- Genus Posadaea Cogniaux, 1890 accepted as Melothria Linnaeus, 1753
- Genus Praecitrullus Pangalo, 1944 accepted as Benincasa G. Savi, 1818
- Genus Prasopepon Naudin, 1866 accepted as Cucurbitella Walpers, 1846
- Genus Pseudocucumis (A. Meeuse) C. Jeffrey, 2009
- Genus Pseudocyclanthera Martinez Crovetto, 1954 accepted as Cyclanthera H.A. Schrader, 1831
- Genus Pseudoechinopepon (Cogniaux) T.D.A. Cockerell, 1897 accepted as Vaseyanthus Cogniaux, 1891
- Genus Pseudosicydium Harms, 1927 accepted as Pteropepon (Cogniaux) Cogniaux in Engler, 1916
- Genus Psiguria Arnott, 1841
- Genus Pteropepon (Cogniaux) Cogniaux in Engler, 1916
- Genus Pterosicyos Brandegee, 1914 accepted as Sechiopsis Naudin, 1866
- Genus Rampinia C.B. Clarke, 1876 accepted as Herpetospermum Wallich ex Bentham & J.D. Hooker, 1867
- Genus Ranugia (Schlechtendal) Post & O. Kuntze, 1903 accepted as Gurania (Schlechtendal) Cogniaux, 1875
- Genus Raphanistrocarpus (Baillon) Pax in Engler & Prantl, 1889 accepted as Momordica Linnaeus, 1753
- Genus Raphanocarpus J.D. Hooker, 1871 accepted as Momordica Linnaeus, 1753
- Genus Raphidiocystis J.D. Hooker in Bentham & J.D. Hooker, 1867
- Genus Rhynchocarpa H.A. Schrader ex Endlicher, 1839 accepted as Kedrostis Medikus, 1791
- Genus Rhytidostylis H.G.L. Reichenbach, 1841 accepted as Cyclanthera H.A. Schrader, 1831
- Genus Roseanthus Cogniaux, 1896 accepted as Polyclathra Bertoloni, 1840
- Genus Ruthalicia C. Jeffrey, 1962
- Genus Rytidostylis W.J. Hooker & Arnott, 1840 accepted as Cyclanthera H.A. Schrader, 1831
- Genus Sarx H. St. John, 1978 accepted as Sicyos Linnaeus, 1753
- Genus Schizocarpum H.A. Schrader, 1830
- Genus Schizopepon Maximowicz, 1859
- Genus Schizostigma Arnott in R. Wight, 1840 accepted as Cucurbitella Walpers, 1846
- Genus Scopella W.J.J.O. de Wilde & B.E.E. Duyfjes, 2006
- Genus Scopellaria W.J.J.O. De Wilde & B.E.E. Duyfjes, 2006
- Genus Scotanthus Naudin, 1862 accepted as Trichosanthes Linnaeus, 1753
- Genus Sechiopsis Naudin, 1866
- Genus Sechium P. Browne, 1756
- Genus Selysia Cogniaux in Alph. de Candolle & A.C. de Candolle, 1881 accepted as Cayaponia A.L.P. da Silva Manso, 1836
- Genus Seyrigia Keraudren, 1961
- Genus Sicana Naudin, 1862
- Genus Sicydium Schlechtendal, 1832
- Genus Sicydium A. Gray, 1850
- Genus Sicyocarya (A. Gray) H. St. John, 1978 accepted as Sicyos Linnaeus, 1753
- Genus Sicyocaulis I.L. Wiggins, 1970 accepted as Sicyos Linnaeus, 1753
- Genus Sicyoides P. Miller, 1754 accepted as Sicyos Linnaeus, 1753
- Genus Sicyos Linnaeus, 1753
- Genus Sicyosperma A. Gray, 1853
- Genus Sicyus F.E. Clements accepted as Sicyos Linnaeus, 1753
- Genus Sinobaijiania C. Jeffrey & W.J.J.O. de Wilde, 2006 accepted as Baijiania A.M. Lu & J.Q. Li in J.Q. Li, 1993
- Genus Siolmatra Baillon, 1885
- Genus Siraitia Merrill, 1934
- Genus Skottsbergiliana H. St. John, 1974 accepted as Sicyos Linnaeus, 1753
- Genus Solena Loureiro, 1790
- Genus Sphaerosicyos J.D. Hooker in Bentham & J.D. Hooker, 1867 accepted as Lagenaria Seringe, 1825
- Genus Sphenantha Schrader, 1838 accepted as Cucurbita Linnaeus, 1753
- Genus Staphylosyce J.D. Hooker in Bentham & J.D. Hooker, 1867 accepted as Coccinia R. Wight & Arnott, 1834
- Genus Sycios F.K. Medikus, 1789 accepted as Sicyos Linnaeus, 1753
- Genus Tecunumania Standley & Steyermark, 1944
- Genus Telfairia W.J. Hooker, 1827
- Genus Thladiantha Bunge, 1833
- Genus Toxanthera J.D. Hooker, 1883 accepted as Kedrostis Medikus, 1791
- Genus Trevauxia E.G. von Steudel, 1841 accepted as Luffa P. Miller, 1754
- Genus Trevouxia Scopoli, 1777 accepted as Luffa P. Miller, 1754
- Genus Trianosperma (Torrey & A. Gray) C.F.P. Martius, 1843 accepted as Cayaponia A.L.P. da Silva Manso, 1836
- Genus Triceratia A. Richard in Sagra, 1845 accepted as Sicydium Schlechtendal, 1832
- Genus Triceros W. Griffith, 1854 accepted as Gomphogyne W. Griffith, 1845
- Genus Trichomeriopsis Cogniaux in Alph. de Candolle & A.C. de Candolle, 1881
- Genus Trichosanthes Linnaeus, 1753
- Genus Tricyclandra M. Keraudren, 1966 accepted as Ampelosicyos Thouars, 1897
- Genus Tripodanthera M.J. Roemer, 1846 accepted as Trichosanthes Linnaeus, 1753
- Genus Trirostellum Z.P. Wang & Q.Z. Xie, 1981 accepted as Gynostemma Blume, 1825
- Genus Tristemon Scheele, 1848 accepted as Cucurbita Linnaeus, 1753
- Genus Trochomeria J.D. Hooker in Bentham & J.D. Hooker, 1867
- Genus Trochomeriopsis Cogniaux in Alph. de Candolle & A.C. de Candolle, 1881
- Genus Tumamoca J.N. Rose, 1912
- Genus Turia Forsskål, 1775 accepted as Luffa P. Miller, 1754
- Genus Urceodiscus W.J.J.O. de Wilde & B.E.E. Duyfjes, 2006 accepted as Papuasicyos B.E.E. Duyfjes in B.E.E. Duyfjes, R.W.J.M. van der Ham & W.J.J.O. de Wilde, 2003
- Genus Vaseyanthus Cogniaux, 1891
- Genus Warea C.B. Clarke, 1876 accepted as Herpetospermum Wallich ex Bentham & J.D. Hooker, 1867
- Genus Wilbrandia Silva Manso, 1836
- Genus Xerosicyos Humbert, 1939
- Genus Zanonia Linnaeus, 1753
- Genus Zehneria Endlicher, 1833
- Genus Zombitsia Keraudren, 1963 accepted as Blastania Kotschy & Peyritsch, 1867
- Genus Zucca Commerson ex A.L. Jussieu, 1789 accepted as Momordica Linnaeus, 1753
- Genus Zygosicyos Humbert, 1945 accepted as Xerosicyos Humbert, 1939
- Family Datiscaceae Dumortier, 1829
- Family Tetramelaceae Airy Shaw, 1965
- Order Cyclanthales accepted as Pandanales
- Order Cynomoriales accepted as Saxifragales
- Order Cyperales accepted as Poales
- Order Daphniphyllales accepted as Saxifragales
- Order Desfontainiales accepted as Bruniales
- Order Diapensiales accepted as Ericales
- Order Didymelales accepted as Buxales
- Order Dilleniales
- Order Dioscoreales
- Order Dipsacales
- Order Ebenales accepted as Ericales
- Order Ericales
- Order Eriocaulales accepted as Poales
- Order Escalloniales
- Order Eucommiales accepted as Garryales
- Order Euphorbiales accepted as Malpighiales
- Order Fabales
- Order Fagales
- Order Francoales accepted as Geraniales
- Order Garryales
- Order Gentianales
- Order Geraniales
- Order Glaucidiales accepted as Ranunculales
- Order Griseliniales accepted as Apiales
- Order Gunnerales
- Order Haemodorales accepted as Commelinales
- Order Haloragales accepted as Saxifragales
- Order Hamamelidales accepted as Saxifragales
- Order Helobiales accepted as Alismatales
- Order Helwingiales accepted as Aquifoliales
- Order Huerteales
- Order Hydatellales accepted as Nymphaeales
- Order Hydrangeales accepted as Cornales
- Order Hydrastidales accepted as Ranunculales
- Order Hydrocharitales accepted as Alismatales
- Order Hydropeltidales accepted as Nymphaeales
- Order Hypericales accepted as Malpighiales
- Order Hypoxidales accepted as Asparagales
- Order Icacinales
- Order Illiciales accepted as Austrobaileyales
- Order Iridales accepted as Asparagales
- Order Juglandales accepted as Fagales
- Order Juncaginales accepted as Alismatales
- Order Juncales accepted as Poales
- Order Lamiales
- Order Laurales
- Order Lecythidales accepted as Ericales
- Order Leitneriales accepted as Sapindales
- Order Liliales
- Order Linales accepted as Malpighiales
- Order Magnoliales
- Order Magnoliopsida (awaiting allocation)
- Order Malpighiales
- Order Malvales
- Order Melanthiales accepted as Liliales
- Order Metteniusales
- Order Myricales accepted as Fagales
- Order Myrsinales accepted as Ericales
- Order Myrtales
- Order Najadales accepted as Alismatales
- Order Nepenthales accepted as Caryophyllales
- Order Nymphaeales
- Order Ochnales accepted as Malpighiales
- Order Oleales accepted as Lamiales
- Order Orchidales accepted as Asparagales
- Order Oxalidales
- Order Pandanales
- Order Papaverales accepted as Ranunculales
- Order Paracryphiales
- Order Parnassiales accepted as Celastrales
- Order Petrosaviales
- Order Picramniales
- Order Piperales
- Order Plantaginales accepted as Lamiales
- Order Plumbaginales accepted as Caryophyllales
- Order Poales
- Order Podostemales accepted as Malpighiales
- Order Polygalales accepted as Fabales
- Order Polygonales accepted as Caryophyllales
- Order Primulales accepted as Ericales
- Order Proteales
- Order Rafflesiales accepted as Malpighiales
- Order Ranunculales
- Order Restionales accepted as Poales
- Order Rhamnales accepted as Rosales
- Order Rhizophorales accepted as Malpighiales
- Order Roridulales accepted as Ericales
- Order Rosales
- Order Rubiales accepted as Gentianales
- Order Rutales accepted as Sapindales
- Order Sabiales accepted as Proteales
- Order Salicales accepted as Malpighiales
- Order Santalales
- Order Sapindales
- Order Sarbaicarpales †
- Order Saxifragales
- Order Scrophulariales accepted as Lamiales
- Order Smilacales accepted as Liliales
- Order Solanales
- Order Stemonales accepted as Pandanales
- Order Tamaricales accepted as Caryophyllales
- Order Tecophilaeales accepted as Asparagales
- Order Theales accepted as Ericales
- Order Thymelaeales accepted as Malvales
- Order Toricelliales accepted as Cornales
- Order Trilliales accepted as Liliales
- Order Triuridales accepted as Pandanales
- Order Trochodendrales
- Order Typhales accepted as Poales
- Order Urticales accepted as Rosales
- Order Vahliales
- Order Viburnales accepted as Dipsacales
- Order Violales accepted as Malpighiales
- Order Vitales
- Order Xanthorrhoeales accepted as Asparagales
- Order Zingiberales
- Order Zygophyllales
- Family Archaefructaceae G. Sun, Q. Ji, D.L. Dilcher, S. Zheng, K.C. Nixon & X. Wang, 2002 †
- Family Sinoherbaceae Z.-J. Liu & X. Wang in Liu et al., 2021 †
- Genus Aachenosaurus Smets, 1887 † accepted as Aachenoxylon M. Hovelacque, 1889 †
- Genus Aachenoxylon M. Hovelacque, 1889 †
- Genus Antholithes A.T. Brongniart, 1822 †
- Genus Archaebuda L.-J. Chen & X. Wang, 2022 †
- Genus Ascarinophyllum J. Čepičková & J. Kvaček, 2022 †
- Genus Atrichodendron Gagnepain, 1950
- Genus Barykovia M.G. Moiseeva, 2012 †
- Genus Bergacarpon J. Marmi, B. Gomez, S. Villalba-Breva & C. Martín-Closas, 2012 †
- Genus Bilitalium F. Buchanan-Hamilton, 1807
- Genus Caliciflora E.M. Friis, K.R. Pedersen & P.R. Crane, 2016 †
- Genus Carpestella M. von Balthazar, K.R. Pedersen, P.R. Crane & E.M. Friis, 2008 †
- Genus Catanthus E.M. Friis, P.R. Crane & K.R. Pedersen, 2020 †
- Genus Cavilignum C. Siegert & E.J. Hermsen, 2020 †
- Genus Chainandra G.O. Poinar Jr. & K.L. Chambers, 2020 †
- Genus Covidifructus Z. Heřmanová, J. Čepičková, J. Kvaček, M. von Balthazar & J. Schönenberger, 2022 †
- Genus Cratolirion C. Coifard, N. Kardjilov & M.E.C. Bernardes-de-Oliveira in Coifard et al., 2019 †
- Genus Culmites A.T. Brongniart, 1822 †
- Genus Cyathitepala G.O. Poinar Jr. & K.L. Chambers, 2020 †
- Genus Dilcherifructus X. Wang, 2021 †
- Genus Dillhoffia S.R. Manchester & K.B. Pigg, 2008 †
- Genus Dinganthus X.-D. Liu, J.B. Diez, Y. Fan, Z.-J. Liu & X. Wang, 2020 †
- Genus Elasmostemon E.M. Friis, P.R. Crane, K.R. Pedersen, M.M. Mendes & J. Kvaček, 2022 †
- Genus Endressistemon E.M. Friis, P.R. Crane, K.R. Pedersen, M.M. Mendes & J. Kvaček, 2022 †
- Genus Exogenites A.T. Brongniart, 1822 †
- Genus Fairlingtonia N.A. Jud, 2015 †
- Genus Florigerminis D.-F. Cui, Y. Hou, P. Yin & X. Wang, 2022 †
- Genus Fouldenia J.M. Bannister, D.E. Lee & J.I. Raine 2005 †
- Genus Friisifructus K.K. Tang, S.Y. Smith & B.A. Atkinson, 2023 †
- Genus Gansufructus B. Du in Du et al., 2021 †
- Genus Gansupeltata G.-T. Wu, W.-X. Ren, L. Han, H.-S. Wang, Y.-F. Hua & B.-N. Sun, 2022 †
- Genus Harmsia E. McIver & J.F. Basinger, 1993 † accepted as Mciveriella A.B. Doweld, 2016 †
- Genus Herbifolia A. Frolov & I. Enushchenko, 2022 †
- Genus Honeytheca I.B. Huegele & S.R. Manchester, 2022 †
- Genus Ibericarpus E.M. Friis, P.R. Crane, K.R. Pedersen, M.M. Mendes & J. Kvaček, 2022 †
- Genus Kachaikenia R. Cunéo & M.A. Gandolfo, 2005 †
- Genus Kenilanthus E.M. Friis, K.R. Pedersen & P.R. Crane, 2016 †
- Genus Lingyuananthus X. Wang, 2022 †
- Genus Mciveriella A.B. Doweld, 2016 †
- Genus Menatanthus D. Uhl, K.N. Paudayal & H. El Atfy in Uhl et al., 2020 †
- Genus Nicolia Unger in Endlicher, 1842 †
- Genus Nitaspermum E.M. Friis, P.R. Crane & K.R. Pedersen, 2018 †
- Genus Othniophyton Manchester, Judd & Correa-Narvaez, 2024 †
- Genus Paisia E.M. Friis, M.M. Mendes & K.R. Pedersen, 2018 †
- Genus Phantophlebia G.O. Poinar, Jr. & K.L. Chambers, 2020 †
- Genus Sherwinoxylon A. Boura & G. Saulnier in Boura et al., 2019 †
- Genus Singpuria D. Ramteke, S.R. Manchester & V.D. Nagrale in Ramteke et al., 2020 †
- Genus Strombothelya G.O. Poinar, Jr. & K.L. Chambers, 2019 †
- Genus Tanispermum E.M. Friis, P.R. Crane & K.R. Pedersen, 2018 †
- Genus Thorphyllum R. Cunéo & M.A. Gandolfo, 2005 †
- Genus Tolmania N.L. Edmonds, R.A. Stockey & G.W. Rothwell, 2022 †
- Genus Ubiquitoxylon E.A. Wheeler in Wheeler et al., 2019 †
- Genus Valvidistemon E.M. Friis, P.R. Crane, K.R. Pedersen, M.M. Mendes & J. Kvaček, 2022 †
- Genus Wingia H. Wang & D.L. Dilcher, 2018 †
- Genus Wireroadia X. Zhang, Y. Wang, D.L. Dilcher & S.R. Manchester, 2020 †
- Genus Zlatkovia G.W. Rothwell & R.A. Stockey, 2022 †
- Genus Comoxia Jud, Bradley, Zahnd, Rothwell & Stockey, 2024 †
- Genus Compitoxylon Gentis, De Franceschi & Boura, 2023 †
- Genus Felinanthus Heřmanová, Von Balthazar, Kvaček & Schönenberger, 2024 †
- Genus Nothophylica Beurel, Bachelier, Schmidt & Sadowski, 2024 †
- Genus Pteroheterochrosperma M.A. Smith, D.E. Greenwalt & S.R. Manchester, 2023 †
- Genus Quadrasubulaflora M.A. Smith, D.E. Greenwalt & S.R. Manchester, 2023 †
- Genus Racheliflora E.M. Friis, P.R. Crane & K.R. Pedersen, 2023 †
- Genus Tortorellixylon C.F. Rombola, R.R. Pujana, D.P. Ruiz & E.S. Bellosi, 2023 †
- Genus Xilinia X. Wang, J.B. Diez, M. Pole & M. García-Ávila, 2023 †
- Superclass Gymnospermae
- Genus Alasemenia Wang, Yang, Liu, Zhou, Xu, Qin & Huang, 2024 †
- Genus Bevhalstia C.R. Hill, 1996 †
- Genus Carpolithus E.T. Artis, 1825 †
- Genus Combina A.A. Santos & X. Wang, 2022 †
- Genus Juraherba G. Han, Z. Liu, X. Liu, L. Mao, F.M.B. Jacques & X. Wang, 2016 †
- Genus Muricosperma L.J. Seyfullah & J. Hilton in Seyfullah et al., 2010 †
- Genus Nothodichocarpum G. Han, Z. Liu & X. Wang, 2017 †
- Genus Problematospermum A.I. Turutanova-Ketova in J.A. Orlov, 1963 ex Krassilov, 1973 †
- Genus Qingganninginfructus X. Wang & Sun in Han et al., 2023 †
- Genus Renbernia E.M. Friis, P.R. Crane & K.R. Pedersen, 2022 †
- Genus Shaolinia Wang & Chen, 2024 †
- Genus Xenofructus Fu, Sun, Zheng & Wang, 2024 †
- Genus Xingxueanthus X. Wang & S. Wang, 2010 †
- Genus Yiduxylon D.M. Wang & L. Liu, 2015 †
- Genus Yuhania Z.-J. Liu & X. Wang, 2016 †
- Class Progymnospermopsida †
- Class Pteridophyta/Pteridospermophyta (unclassified foliage) †
- Class Rhyniopsida †
- Class Trimerophytopsida †
- Class Zosterophyllopsida †
- Order Stenokoleales †
- Genus Ahnetia A.-L. Decombeix & J. Galtier, 2017 †
- Genus Aysenoxylon R.R. Pujana, J.E. Bostelmann, R.A. Ugalde, M.P. Riquelme & T. Torres, 2023 †
- Genus Dameria A.-L. Decombeix, B. Meyer-Berthaud, J. Galtier, J.A. Talent & R. Mawson, 2011 †
- Genus Dibracophyton S.-G. Hao, J.-Z. Xue, X. Zhu & D.-M. Wang, 2012 †
- Genus Douaphyton H.-H. Xu, Y. Wang, P. Tang & Y. Wang, 2017 †
- Genus Endogenites A.T. Brongniart, 1822 †
- Genus Flabellopteris R.W. Gess & C. Prestianni, 2021 †
- Genus Franhueberia L.A. Hoffman & A.M.F. Tomescu, 2013 †
- Genus Jowingera M.A. Bickner & A.M.F. Tomescu, 2019 †
- Genus Kenrickia S. Toledo & A.M.F. Tomescu in Toledo et al., 2021 †
- Genus Leptocentroxyla M.A. Bickner & A.M.F. Tomescu, 2019 †
- Genus Macrotaeniopteris W.P. Schimper, 1869 †
- Genus Mosacaulis R.W.J.M. van der Ham & J.H.A. van Konijnenburg-van Cittert in van der Ham et al., 2011 †
- Genus Nebuloxyla M.A.K. Lalica & A.M.F. Tomescu, 2023 †
- Genus Ninsaria A.-L. Decombeix, J. Galtier, S. McLoughlin & B. Meyer-Berthaud in Decombeix et al., 2019 †
- Genus Oleandridium W.P. Schimper, 1869 †
- Genus Perplexa K.C. Pfeiler & A.M.F. Tomescu, 2023 †
- Genus Petrosjania S.M. Snigirevsky & A.P. Lyubarova, 2023 †
- Genus Planatophyton P. Gerrienne, B. Meyer-Berthaud, N. Yang, P. Steemans & C.-S. Li, 2014 †
- Genus Poacites Schlotheim ex Ballenstedt, 1822 †
- Genus Sporangites J.W. Dawson, 1863 †
- Genus Stenoloboxyla M.A. Bickner & A.M.F. Tomescu, 2019 †
- Genus Taeniopteris A.T. Brongniart, 1828 †
- Genus Tainioxyla M.A. Bickner & A.M.F. Tomescu, 2019 †
- Genus Thursophyton A.G. Nathorst, 1914-1915 †
- Genus Thursophyton A.G. Nathorst ex E.A.N. Arber, 1921 † accepted as Thursophyton A.G. Nathorst, 1914-1915 †
- Genus Tichavekia J. Pšenička, J. Sakala & P. Kraft in Kraft et al., 2019 †
- Genus Tregiovia G. Forte & E. Kustatscher, 2023 †
- Genus Wilhowia P.G. Gensel, 2022 †
- Genus Xadzigacalix A.A. Klymiuk, G.W. Rothwell & R.A. Stockey, 2022 †
- Genus Xinhangia J.-N. Yang & D.-M. Wang, 2022 †
- Genus Yabeiella S. Ôishi, 1931 †
- Phylum Vendophyta † accepted as Algae incertae sedis
- Class Nematophyceae † accepted as Nematophyta †
- Kingdom Protista accepted as Protozoa
- Kingdom Protozoa
- Kingdom Viruses
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