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
- 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
- Family Achariaceae Harms, 1897
- Family Balanopaceae Bentham & Hooker f., 1880
- Family Bembiciaceae R.C. Keating & Takhtajan, 1996 accepted as Salicaceae de Mirbel, 1815
- Family Bonnetiaceae L. Beauvisage ex Nakai, 1948
- Family Calophyllaceae J.G. Agardh
- Family Caryocaraceae Voigt, 1845
- Family Centroplacaceae Doweld & Reveal, 2005
- Family Chrysobalanaceae R. Brown, 1818
- Family Clusiaceae Lindley, 1836
- Family Ctenolophonaceae Exell & Mendonça, 1951
- Family Dichapetalaceae H.E. Baillon, 1886
- Family Elatinaceae Dumortier, 1829
- Family Erythroxylaceae Kunth, 1822
- Family Euphorbiaceae de Jussieu, 1789
- Family Euphroniaceae Marcano-Berti, 1989
- Family Flacourtiaceae Richard ex de Candolle, 1824 accepted as Salicaceae de Mirbel, 1815
- Family Goupiaceae Miers, 1862
- Family Guttiferae de Jussieu, 1789 accepted as Clusiaceae Lindley, 1836
- Family Hugoniaceae Arnott, 1834 accepted as Linaceae de Candolle ex Perleb, 1818
- Family Humiriaceae A. de Jussieu, 1829
- Family Hypericaceae de Jussieu, 1789
- Family Irvingiaceae Exell & Mendonça, 1951
- Family Ixonanthaceae Planchon ex Miquel, 1858
- Family Lacistemataceae Martius, 1826
- Family Linaceae de Candolle ex Perleb, 1818
- Family Lophiraceae Loudon, 1830 accepted as Ochnaceae de Candolle, 1811
- Family Lophopyxidaceae H. Pfeiffer, 1951
- Family Malesherbiaceae D. Don, 1827 accepted as Passifloraceae de Jussieu ex Roussel, 1806
- Family Malpighiaceae de Jussieu, 1789
- Family Malpighiales (awaiting allocation)
- Family Medusagynaceae Engler & Gilg, 1924 accepted as Ochnaceae de Candolle, 1811
- Family Ochnaceae de Candolle, 1811
- Family Pandaceae Engler & Gilg, 1913
- Family Passifloraceae de Jussieu ex Roussel, 1806
- Family Peraceae Klotzsch, 1859
- Family Phyllanthaceae Martinov, 1820
- Family Picrodendraceae Small, 1917
- Family Podostemaceae Richard ex Kunth, 1816
- Family Putranjivaceae Meisner, 1842
- Family Quiinaceae Choisy, 1888 accepted as Ochnaceae de Candolle, 1811
- Family Rafflesiaceae Dumortier, 1829
- Family Rhizophoraceae Persoon, 1806
- Family Salicaceae de Mirbel, 1815
- Genus Abatia Ruiz & Pavón, 1794
- Genus Aberia Hochstetter, 1844 accepted as Dovyalis E.H.F. Meyer ex Arnott, 1841
- Genus Aembilla Adanson, 1763 accepted as Scolopia Schreber, 1789
- Genus Aherniaephyllum K. Rásky, 1960 †
- Genus Aigeiros Tidestrom, 1910
- Genus Allonymphaea A.B. Doweld, 2021 †
- Genus Amerina Rafinesque, 1838
- Genus Amerix Rafinesque, 1817
- Genus Anavinga Adanson, 1763
- Genus Anetia Endlicher, 1839
- Genus Antigona Vellozo, 1829
- Genus Antinisa (L.R. Tulasne) J. Hutchinson, 1941 accepted as Homalium N.J. Jacquin, 1760
- Genus Apactis Thunberg, 1783
- Genus Aphaerema Miers, 1863
- Genus Aphloioxylon F.J. Mathiesen, 1961 †
- Genus Arechavaletaia Spegazzini, 1899 accepted as Azara Ruiz & Pavón, 1794
- Genus Argorips Rafinesque, 1838
- Genus Ascra H.W. Schott in K.P.J. Sprengel, 1827
- Genus Aspidandra Hasskarl, 1856
- Genus Asteranthus S.F.L. Endlicher, 1837 accepted as Homalium N.J. Jacquin, 1760
- Genus Astranthus Loureiro, 1790 accepted as Homalium N.J. Jacquin, 1760
- Genus Athenaea Schreber, 1789
- Genus Azara Ruiz & Pavón, 1794
- Genus Azaraea Post & O. Kuntze, 1903
- Genus Balsamiflua W. Griffith, 1848
- Genus Banara Aublet, 1775
- Genus Banaraphyllum E.W. Berry, 1937 †
- Genus Bartholomaea Standley & Steyermark, 1940
- Genus Bedusia Rafinesque, 1838
- Genus Bembicia D. Oliver, 1883
- Genus Bennettia Miquel, 1858
- Genus Bennettiodendron Merrill, 1927
- Genus Bigelovia K.P.J. Sprengel, 1820
- Genus Biggina Rafinesque, 1838
- Genus Bivinia Jaubert ex L.R. Tulasne, 1857
- Genus Blakwellia Commerson ex A.L. Jussieu, 1789
- Genus Blakwellia Lamarck, 1785
- Genus Boca Vellozo, 1829
- Genus Buelowia H.C.F. Schumacher, 1827
- Genus Byrsanthus J.B.A. Guillemin in Delessert, 1838
- Genus Calantica Jaubert ex L.R. Tulasne, 1857
- Genus Capraea (G.D.I. Koch) Opiz, 1852 accepted as Salix Linnaeus, 1753
- Genus Carrierea A.R. Franchet, 1896
- Genus Casearia N.J. Jacquin, 1760
- Genus Caseariaephyllum K. Rásky, 1960 †
- Genus Casinga Grisebach, 1860
- Genus Cathayeia Ohwi in Mayebara, 1931 accepted as Idesia Maximowicz, 1866
- Genus Centroplacophyllum K. Rásky, 1965 †
- Genus Chaetocrater Ruiz & Pavón, 1794
- Genus Chalebus Rafinesque, 1817
- Genus Chamitea A. Kerner, 1860
- Genus Chaulmoogra Roxburgh, 1832
- Genus Chetocrater Rafinesque, 1838
- Genus Chlanis Klotzsch in Peters, 1862
- Genus Chosenia Nakai, 1920 accepted as Salix Linnaeus, 1753
- Genus Christannia K.B. Presl, 1835
- Genus Cordylanthus Blume, 1856
- Genus Craepaloprumnon (Endlicher) H. Karsten, 1861 accepted as Xylosma J.G.A. Forster, 1786
- Genus Crateria Persoon, 1805
- Genus Credneria Zenker, 1833 †
- Genus Dasianthera K.B. Presl, 1835
- Genus Diamarips Rafinesque, 1838
- Genus Dianyuea C. Shang, S. Liao & Z. Zhang in Shang et al., 2017
- Genus Didymandra Willdenow, 1806
- Genus Diplima Rafinesque, 1838
- Genus Diplopia Rafinesque, 1817
- Genus Diplusion Rafinesque, 1838
- Genus Dissomeria J.D. Hooker ex Bentham in W.J. Hooker, 1849
- Genus Disynia Rafinesque, 1817
- Genus Dovyalis E.H.F. Meyer ex Arnott, 1841
- Genus Dryoxylon Schleiden in Schmid, 1853 †
- Genus Edmonstonia B.C. Seemann, 1852
- Genus Eichlerodendron Briquet, 1898 accepted as Xylosma J.G.A. Forster, 1786
- Genus Eriudaphus C.G.D. Nees in Ecklon & Zeyher, 1836
- Genus Erythrospermophyllum K. Rásky, 1965 †
- Genus Euceraea C.F.P. Martius, 1831
- Genus Flacourtia Commerson ex L'Héritier de Brutelle, 1786
- Genus Gossypiospermum (Grisebach) Urban, 1923 accepted as Casearia N.J. Jacquin, 1760
- Genus Gruenera Opiz, 1852 accepted as Salix Linnaeus, 1753
- Genus Guayabilla Sessé & Moçiño, 1894 accepted as Samyda N.J. Jacquin, 1760
- Genus Guidonia P. Browne, 1756 accepted as Laetia Loefling ex Linnaeus, 1759
- Genus Guidonia P. Miller, 1754 accepted as Samyda N.J. Jacquin, 1760
- Genus Guidonia (A.P. de Candolle) Grisebach, 1859 accepted as Samyda N.J. Jacquin, 1760
- Genus Hasseltia Kunth in Humboldt, Bonpland & Kunth, 1825
- Genus Hasseltiopsis Sleumer, 1938
- Genus Hecatostemon S.F. Blake, 1918
- Genus Helvingia Adanson, 1763
- Genus Hemiscolopia D.F. van Slooten, 1925
- Genus Henningsocarpum O. Kuntze, 1891
- Genus Hisingera Hellenius, 1792 accepted as Xylosma J.G.A. Forster, 1786
- Genus Homalioxylon U. Prakash & P.P. Tripathi, 1974 †
- Genus Homalium N.J. Jacquin, 1760
- Genus Hydnocarpophyllum K. Rásky, 1960 †
- Genus Hydnocarpoxylon M.E. Bande & S.K. Khatri, 1980 †
- Genus Idesia Maximowicz, 1866
- Genus Irenodendron M.H. Alford & A.D. Dement, 2015
- Genus Iroucana Aublet, 1775
- Genus Itoa Hemsley, 1901
- Genus Kellettia B.C. Seemann, 1853
- Genus Knafia Opiz, 1852 accepted as Salix Linnaeus, 1753
- Genus Kuhlia Kunth in Humboldt, Bonpland & Kunth, 1825 accepted as Banara Aublet, 1775
- Genus Laetia Loefling ex Linnaeus, 1759
- Genus Lagunezia Scopoli, 1777
- Genus Langleia Scopoli, 1777
- Genus Lasiochlamys F. Pax & K. Hoffmann in Engler, 1922
- Genus Leuce Opiz, 1852
- Genus Licopolia Rippa, 1910
- Genus Lightfootia O. Swartz, 1788 accepted as Xylosma J.G.A. Forster, 1786
- Genus Limacia F.G. Dietrich, 1818
- Genus Limonia J. Gaertner, 1788
- Genus Llavea Liebmann, 1854 accepted as Neopringlea S. Watson, 1891
- Genus Ludia Commerson ex A.L. Jussieu, 1789
- Genus Lunania W.J. Hooker, 1844
- Genus Lundia H.C.F. Schumacher, 1827
- Genus Lusekia Opiz, 1852 accepted as Salix Linnaeus, 1753
- Genus Macrohasseltia L.O. Williams, 1961
- Genus Macrothumia M.H. Alford, 2006
- Genus Marottia Rafinesque, 1838
- Genus Marschallia J.F. Gmelin, 1791
- Genus Marshallia J.F. Gmelin, 1791
- Genus Mauneia Du Petit-Thouars, 1806
- Genus Melanix Rafinesque, 1817
- Genus Melistaurum J.R. Forster & J.G.A. Forster, 1775
- Genus Mesaulosperma D.F. van Slooten, 1925 accepted as Itoa Hemsley, 1901
- Genus Mesterna Adanson, 1763
- Genus Miroxylon Scopoli, 1777 accepted as Myroxylon J.R. Forster & J.G.A. Forster, 1775
- Genus Mocquerysia H. Hua, 1893
- Genus Moelleria Scopoli, 1777
- Genus Monandrodendron Mansfeld, 1929
- Genus Monilistus Rafinesque, 1838
- Genus Monospora Hochstetter, 1841
- Genus Myriantheia Du Petit-Thouars, 1806
- Genus Myriotriche Turczaninow, 1863
- Genus Myroxylon J.R. Forster & J.G.A. Forster, 1775 accepted as Xylosma J.G.A. Forster, 1786
- Genus Myrtophyllum Turczaninow, 1863
- Genus Napimoga Aublet, 1775
- Genus Nectolis Rafinesque, 1838
- Genus Nectopix Rafinesque, 1838
- Genus Nectusion Rafinesque, 1838
- Genus Nematospermum L.C. Richard, 1792
- Genus Neopringlea S. Watson, 1891
- Genus Neoptychocarpus Buchheim, 1959
- Genus Neosprucea Sleumer, 1938
- Genus Nestylix Rafinesque, 1838
- Genus Nisa Noronha ex Du Petit-Thouars, 1806 accepted as Homalium N.J. Jacquin, 1760
- Genus Octima Rafinesque, 1838
- Genus Oisodix Rafinesque, 1817
- Genus Olmediella Baillon, 1880
- Genus Oncoba Forsskål, 1775
- Genus Oncobella E.M. Reid & M.E.J. Chandler, 1933 †
- Genus Oncobocarpum N. Vaudois-Miéja, 1973 †
- Genus Ophiobotrys Gilg, 1908
- Genus Opodix Rafinesque, 1817
- Genus Osmelia Thwaites, 1858
- Genus Pangioxylon B.S. Trivedi & K. Srivastava, 1982 †
- Genus Patrisa L.C. Richard, 1792 accepted as Ryania Vahl, 1796
- Genus Patrisia L.C.M. Richard, 1792 accepted as Ryania Vahl, 1796
- Genus Phoberos Loureiro, 1790 accepted as Scolopia Schreber, 1789
- Genus Phyllobotryon J. Müller Arg., 1864
- Genus Phyllobotryum J. Müller Arg., 1866 accepted as Phyllobotryon J. Müller Arg., 1864
- Genus Phylloclinium Baillon, 1890
- Genus Pierrea Hance, 1877 accepted as Homalium N.J. Jacquin, 1760
- Genus Pineda Ruiz & Pavon, 1794
- Genus Piparea Aublet, 1775
- Genus Pitumba Aublet, 1775
- Genus Pleiarina Rafinesque, 1838
- Genus Pleuranthodendron L.O. Williams, 1961
- Genus Poliothyrsis D. Oliver, 1889
- Genus Polycarpa Linden ex Carrière, 1868
- Genus Populites Göppert, 1829 †
- Genus Populocaulis M. Stopes & Fujii, 1910 †
- Genus Populoxylon E. Mädel-Angeliewa, 1968 †
- Genus Populus Linnaeus, 1753
- Species Populus acuminata Rydb.
- Species Populus alba Linnaeus
- Species Populus andrewsii Sarg. accepted as Populus jackii Sarg.
- Species Populus angulata Ait. accepted as Populus deltoides Bartr. ex Marsh.
- Species Populus angustifolia James
- Species Populus argentea Michx. f. accepted as Populus heterophylla Linnaeus
- Species Populus arizonica Sarg. accepted as Populus fremontii S. Wats.
- Species Populus attenuatus
- Species Populus aurea Tidestrom accepted as Populus tremuloides Michx.
- Species Populus balsamifera Linnaeus
- Species Populus barnesii W.H. Wagner accepted as Populus smithii Boivin
- Species Populus bernardii Boivin accepted as Populus jackii Sarg.
- Species Populus berolinensis (K. Koch) Dippel
- Species Populus besseyana Dode accepted as Populus deltoides Bartr. ex Marsh.
- Species Populus brayshawii Boivin
- Species Populus canadensis Moench
- Species Populus candicans Ait. accepted as Populus balsamifera Linnaeus
- Species Populus canescens (Ait.) Sm.
- Species Populus cercidiphylla Britt. accepted as Populus tremuloides Michx.
- Species Populus crenata
- Species Populus deltoides Bartr. ex Marsh.
- Species Populus dilatata Ait. accepted as Populus nigra Linnaeus
- Species Populus dutillyi Lepage accepted as Populus jackii Sarg.
- Species Populus eugenei Simon-Louis accepted as Populus canadensis Moench
- Species Populus euramericana Guinier accepted as Populus canadensis Moench
- Species Populus fortissima A. Nels. & J.F. Macbr. accepted as Populus angustifolia James
- Species Populus fremontii S. Wats.
- Species Populus fremuloides
- Species Populus generosa Henry accepted as Populus jackii Sarg.
- Species Populus gileadensis Rouleau accepted as Populus jackii Sarg.
- Species Populus grandidentata Michx.
- Species Populus hastata Dode p.p. accepted as Populus balsamifera Linnaeus
- Species Populus heimburgeri Boivin
- Species Populus heterophylla Linnaeus
- Species Populus hinckleyana Correll
- Species Populus hybrida Bieb. accepted as Populus canescens (Ait.) Sm.
- Species Populus inopina Eckenwalder
- Species Populus italica (Du Roi) Moench accepted as Populus nigra Linnaeus
- Species Populus jackii Sarg.
- Species Populus latior
- Species Populus macdougalii Rose accepted as Populus fremontii S. Wats.
- Species Populus manitobensis Dode accepted as Populus jackii Sarg.
- Species Populus mexicana auct. non Wesmael accepted as Populus fremontii S. Wats.
- Species Populus michauxii Dode accepted as Populus balsamifera Linnaeus
- Species Populus monilifera Ait. accepted as Populus deltoides Bartr. ex Marsh.
- Species Populus nigra Linnaeus
- Species Populus occidentalis (Rydb.) Britt. ex Rydb. accepted as Populus deltoides Bartr. ex Marsh.
- Species Populus ovalifolia
- Species Populus palmeri Sarg. accepted as Populus deltoides Bartr. ex Marsh.
- Species Populus parryi Sarg.
- Species Populus polygonifolia Bernard accepted as Populus tremuloides Michx.
- Species Populus rouleauana B. Boivin
- Species Populus rouleauiana Boivin
- Species Populus salicifolia Raf. accepted as Populus angustifolia James
- Species Populus sargentii Dode accepted as Populus deltoides Bartr. ex Marsh.
- Species Populus sennii Boivin accepted as Populus angustifolia James
- Species Populus simonii Carr.
- Species Populus smithii Boivin
- Species Populus styracifolia
- Species Populus tacamahaca P. Mill. accepted as Populus balsamifera Linnaeus
- Species Populus texana Sarg. accepted as Populus deltoides Bartr. ex Marsh.
- Species Populus tomentosa Carr.
- Species Populus tremula Linnaeus
- Species Populus tremuloides Michx.
- Species Populus trichocarpa Torr. & Gray ex Hook. accepted as Populus balsamifera Linnaeus
- Species Populus tweedyi Britt. accepted as Populus angustifolia James
- Species Populus undulata
- Species Populus vancouveriana Trel. accepted as Populus tremuloides Michx.
- Species Populus virginiana Foug. accepted as Populus deltoides Bartr. ex Marsh.
- Species Populus wislizeni (S. Wats.) Sarg. accepted as Populus deltoides Bartr. ex Marsh.
- Genus Priamosia Urban, 1919
- Genus Prockia P. Browne ex Linnaeus, 1759
- Genus Psatherips Rafinesque, 1838
- Genus Pseudosalix L.D. Boucher, S.R. Manchester & W.S. Judd, 2003 †
- Genus Pseudoscolopia Gilg, 1917
- Genus Pseudoscolopia E.P. Phillips, 1926
- Genus Pseudosmelia Sleumer, 1954
- Genus Ptychocarpus Kuhlmann, 1925 accepted as Neoptychocarpus Buchheim, 1959
- Genus Pythagorea Loureiro, 1790
- Genus Racoubea Aublet, 1775
- Genus Raleighia G. Gardner, 1845 accepted as Abatia Ruiz & Pavón, 1794
- Genus Renardia Turczaninow, 1858
- Genus Rhamnicastrum O. Kuntze, 1891
- Genus Rhamnopsis H.G.L. Reichenbach, 1828 accepted as Flacourtia Commerson ex L'Héritier de Brutelle, 1786
- Genus Rhinanthera Blume, 1827
- Genus Rhyparia Blume ex Hasskarl, 1844
- Genus Richeopsis J. Arènes, 1954 accepted as Scolopia Schreber, 1789
- Genus Ripselaxis Rafinesque, 1838
- Genus Ripsoctis Rafinesque, 1838
- Genus Roumea A.P. de Candolle, 1824 accepted as Xylosma J.G.A. Forster, 1786
- Genus Rumea Poiteau, 1814 accepted as Xylosma J.G.A. Forster, 1786
- Genus Ryania Vahl, 1796
- Genus Sadymia Grisebach, 1859
- Genus Salicinium Unger, 1850 †
- Genus Salicinoxylon Kaiser, 1880 †
- Genus Salicinoxylon O. Lignier, 1907 †
- Genus Saliciphyllum Conwentz, 1886 †
- Genus Salicoxylon E. Mädel-Angeliewa, 1968 †
- Genus Salix Linnaeus, 1753
- Genus Samyda N.J. Jacquin, 1760
- Genus Scolepiaephyllum K. Rásky, 1962 † accepted as Scolopiaephyllum K. Rásky, 1962 †
- Genus Scolopia Schreber, 1789
- Genus Scolopiaephyllum K. Rásky, 1962 †
- Genus Scyphostegia Stapf, 1894
- Genus Sokolofia Rafinesque, 1838
- Genus Spruceanthus Sleumer, 1936 accepted as Hasseltia Kunth in Humboldt, Bonpland & Kunth, 1825
- Genus Stachycrater Turczaninow, 1858
- Genus Stigmarota Loureiro, 1790 accepted as Flacourtia Commerson ex L'Héritier de Brutelle, 1786
- Genus Synandrina Standley & Williams, 1952 accepted as Casearia N.J. Jacquin, 1760
- Genus Synzyganthera Ruiz & Pavon, 1794
- Genus Tacamahaca P. Miller, 1758
- Genus Tardiella Gagnepain, 1954
- Genus Tattia Scopoli, 1777
- Genus Telesmia Rafinesque, 1838
- Genus Tetrathylacium Poeppig in Poeppig & Endlicher, 1841
- Genus Thamnia P. Browne, 1756
- Genus Thiebaudia M.E.J. Chandler, 1954 † accepted as Allonymphaea A.B. Doweld, 2021 †
- Genus Thiodia J.J. Bennett in J.J. Bennett & R. Brown, 1840
- Genus Tinea K.P.J. Sprengel, 1820
- Genus Tisonia Baillon, 1886
- Genus Toisochosenia Kimura, 1936
- Genus Toisusu Kimura, 1928 accepted as Salix Linnaeus, 1753
- Genus Tremula Dumortier, 1826
- Genus Trichodia W. Griffith, 1854
- Genus Trichostephanus Gilg, 1908
- Genus Trilix Linnaeus, 1771
- Genus Trimeria W.H. Harvey, 1838
- Genus Trimeriaephyllum K. Rásky, 1962 †
- Genus Tsavo Jarmolenko, 1949
- Genus Turanga (Bunge) Kimura, 1938 accepted as Populus Linnaeus, 1753
- Genus Urnectis Rafinesque, 1838
- Genus Usionis Rafinesque, 1838
- Genus Utkholokia I.A. Iljinskaja & A.I. Chelebaeva, 2002 †
- Genus Valentinia O. Swartz, 1788
- Genus Vareca J. Gaertner, 1788
- Genus Ventenatia Palisot de Beauvois, 1805
- Genus Vetrix Rafinesque, 1817
- Genus Vimen Rafinesque, 1817
- Genus Wolfia Schreber, 1791
- Genus Xyladenius Desvaux ex W. Hamilton, 1825
- Genus Xylandenius Desvaux ex W. Hamilton, 1825
- Genus Xylosma J.G.A. Forster, 1786
- Genus Zuelania A. Richard in Sagra, 1841
- Family Sauvagesiaceae Dumortier, 1829 accepted as Ochnaceae de Candolle, 1811
- Family Scyphostegiaceae Hutchinson, 1926 accepted as Salicaceae de Mirbel, 1815
- Family Trigoniaceae A. de Jussieu, 1849
- Family Turneraceae Kunth ex de Candolle, 1828 accepted as Passifloraceae de Jussieu ex Roussel, 1806
- Family Violaceae Batsch, 1802
- Genus Elioxylon R. Srivastava, R.B. Miller & P. Baas, 2018 †
- 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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