Aakia J.R. Grande, 2014 accepted as Panicum Linnaeus, 1753 (source of synonymy)
Acanthosalpingolobivia Y. Itô, 1967 (current name source)
Acerasherminium Gremli, 1883 (current name source)
Aceratoglossum F.M. Vázquez, 2009 accepted as Orchimantoglossum P. Ascherson & P. Graebner, 1907 (source of synonymy)
Achnatherum wallowaense J.R. Maze & K.A. Robson (additional source)
Aconisia J.R. Grande, 2014 accepted as Panicum Linnaeus, 1753 (source of synonymy)
Acoroides C. Kite, 1795 accepted as Xanthorrhoea J.E. Smith, 1798 (source of synonymy)
Acoroides C. Kite, 1795 accepted as Xanthorrhoea J.E. Smith, 1798 (verified source for family)
Adelinia J.I. Cohen, 2015 (current name source)
Adenochloa F.O. Zuloaga, 2014 accepted as Panicum Linnaeus, 1753 (source of synonymy)
Adonclioda J.M.H. Shaw, 2009 (current name source)
Afrocalliandra E.R. Souza & L.P. Queiroz, 2013 (current name source)
Afrocrocus J.C. Manning & P. Goldblatt, 2008 accepted as Syringodea J.D. Hooker, 1873 (source of synonymy)
Afrohybanthus B.J. Flicker, 2015 (current name source)
Afroqueta M. Thulin & S.G. Razafimandimbison, 2012 (current name source)
Afroscirpoides A.S. García-Madrid & A.M. Muasya, 2015 (current name source)
Aimara D.L. Salariato & I.A. Al-Shehbaz, 2013 (current name source)
Alatococcus P. Acevedo-Rodríguez, 2012 (current name source)
Alcalthaea S.R. Hinsley, 2007 (current name source)
Alchamaloe G.D. Rowley, 1967 accepted as Aloe Linnaeus, 1753 (source of synonymy)
Aleptoe G.D. Rowley, 1967 accepted as Aloe Linnaeus, 1753 (source of synonymy)
Allibertia P. Marion, 1882 accepted as Agave Linnaeus, 1753 (source of synonymy)
Allibertia P. Marion, 1882 accepted as Agave Linnaeus, 1753 (verified source for family)
Allophylastrum P. Acevedo-Rodríguez, 2011 (current name source)
Alocasia Necker ex Rafinesque, 1837 accepted as Arisaema C.F.P. von Martius, 1831 (source of synonymy)
Aloiampaloe G.D. Rowley, 2014 (current name source)
Aloidendron (Berger) R.R. Klopper & G.F. Smith in Grace et al., 2013 (current name source)
Alshehbazia D.L. Salariato & F.O. Zuloaga, 2015 (current name source)
Altingia Noronha, 1790 accepted as Liquidambar Linnaeus, 1753 (source of synonymy)
Altulista G.D. Rowley, 2014 (current name source)
Altulisteria G.D. Rowley, 2014 (current name source)
Alyssanthus I. Trinajstić, 1980 accepted as Aurinia Desvaux, 1815 (source of synonymy)
Ambilobea M. Thulin, B.-A. Beier & S.G. Razafimandimbison, 2008 (current name source)
Amoana C.L. Leopardi Verde & G. Carnevali, 2012 (current name source)
Amomophyllum Engler, 1877 accepted as Spathiphyllum H.W. Schott in H.W. Schott & Endlicher, 1832 (source of synonymy)
Anacampaludorchis P. Delforge, 2009 accepted as Anacamptis L.C. Richard, 1817 (source of synonymy)
Anacampterorchis P. Delforge, 2009 accepted as Anacamptis L.C. Richard, 1817 (source of synonymy)
Anacampteulenia P. Delforge, 2009 accepted as Anacamptis L.C. Richard, 1817 (source of synonymy)
Anathallis Barbosa Rodrigues, 1877 (current name source)
Ancistrotropis A. Delgado, 2011 (current name source)
Andersonglossum J.I. Cohen, 2015 (current name source)
Andinopuntia A. Guiggi, 2011 accepted as Austrocylindropuntia Backeberg, 1938 (source of synonymy)
Andringitra C. Skema, 2012 (current name source)
Androcalva C.F. Wilkins & B.A. Whitlock, 2011 (current name source)
Androrchis D. Tyteca & E. Klein, 2008 accepted as Orchis Linnaeus, 1753 (source of synonymy)
Anettea D.L. Szlachetko & J. Mytnik-Ejsmont, 2006 accepted as Gomesa R. Brown in J. Sims, 1815 (source of synonymy)
Angraecoides (E. Jacob de Cordemoy) D.L. Szlachetko, J. Mytnik-Ejsmont & E. Grochocka, 2013 accepted as Angraecum Bory de St.-Vincent, 1804 (source of synonymy)
Anhaloniopsis (F. Buxbaum) R. Mottram, 2014 (current name source)
Anisanthus Sweet ex Klatt, 1864 accepted as Gladiolus Linnaeus, 1753 (source of synonymy)
Anisanthus Sweet ex Klatt, 1864 accepted as Gladiolus Linnaeus, 1753 (verified source for family)
Annamocalamus H.N. Nguyen, N.H. Xia & V.T. Tran, 2013 (current name source)
Annea B.A. Mackinder & J.J. Wieringa, 2013 (current name source)
Anoectomaria R.A. Rolfe, 1887 (current name source)
Anteriocamptis P. Delforge, 2009 accepted as Anacamptis L.C. Richard, 1817 (source of synonymy)
Anterioherorchis P. Delforge, 2009 accepted as Anacamptis L.C. Richard, 1817 (source of synonymy)
Anteriomeulenia P. Delforge, 2009 accepted as Anacamptis L.C. Richard, 1817 (source of synonymy)
Anteriopaludorchis P. Delforge, 2009 accepted as Anacamptis L.C. Richard, 1817 (source of synonymy)
Anterioserapias P. Delforge, 2009 accepted as Serapicamptis Godfery, 1921 (source of synonymy)
Anthelia H.W. Schott, 1863 accepted as Epipremnum H.W. Schott, 1857 (source of synonymy)
Apedium G.R. Chiron, A. Sambin & G.J. Braem, 2015 accepted as Selenipedium H.G. Reichenbach, 1854 (source of synonymy)
Aporodes (F.R.R. Schlechter) W. Suarez & J.E. Cootes, 2007 accepted as Eria J. Lindley, 1825 (source of synonymy)
Aporodes (F.R.R. Schlechter) W. Suarez & J.E. Cootes, 2008 accepted as Eria J. Lindley, 1825 (source of synonymy)
Appletonara H. Griffits & J.M.H. Shaw, 2007 (current name source)
Arachnangraecum (F.R.R. Schlechter) D.L. Szlachetko, J. Mytnik-Ejsmont & E. Grochocka, 2013 accepted as Angraecum Bory de St.-Vincent, 1804 (source of synonymy)
Arboa M. Thulin & S.G. Razafimandimbison, 2012 (current name source)
Aristaloe J.S. Boatwright & J. Manning in J. Manning, J.S. Boatwright, B.H. Daru, O. Maurin & M. van der Bank, 2014 (current name source)
Aronia J. Mitchell, 1769 accepted as Orontium Linnaeus, 1753 (source of synonymy)
Arquita E. Gagnon, G.P. Lewis & C.E. Hughes, 2015 (current name source)
Arrojadoopsis A. Guiggi, 2007 accepted as Arrojadoa Mattfeld in Pilger, 1923 (source of synonymy)
Aspidostigma C.F. Hochstetter in G.H.W. Schimper, 1843 accepted as Vepris Commerson ex A.H.L. Jussieu, 1825 (source of synonymy)
Astrobergia A. Piñal, 2010 (current name source)
Astroferocactus P. Licznerski, 2009 (current name source)
Atacama O. Toro, M.E. Mort & I.A. Al-Shehbaz, 2014 (current name source)
Atamosco Adanson, 1763 accepted as Zephyranthes Herbert, 1821 (verified source for family)
Atamosco Adanson, 1763 accepted as Zephyranthes Herbert, 1821 (source of synonymy)
Aucellia D.L. Szlachetko & M. Sitko, 2012 accepted as Maxillaria Ruiz & Pavon, 1794 (source of synonymy)
Aurelia J. Gay, 1858 accepted as Narcissus Linnaeus, 1753 (source of synonymy)
Aurelia J. Gay, 1858 accepted as Narcissus Linnaeus, 1753 (verified source for family)
Aurinocidium A. Romowicz & D.L. Szlachetko, 2006 accepted as Grandiphyllum A. Docha Neto, 2006 (source of synonymy)
Austinia M.T. Buril & A.R. Simões, 2014 accepted as Daustinia M.T. Buril & A.R. Simões, 2015 (source of synonymy)
Austrochthamalia G. Morillo & J. Fontella Pereira in G. Morillo, J. Fontella Pereira & M.V. Dória Barbosa, 2013 accepted as Matelea Aublet, 1775 (source of synonymy)
Autana C.T. Philbrick, 2011 (current name source)
Bactria O.V. Yurtseva & E.V. Mavrodiev, 2016 (current name source)
Bakeropteris O. Kuntze, 1891 accepted as Cassebeera Kaulfuss, 1824 (source of synonymy)
Balsas J. Jiménez Ramírez & K. Vega, 2011 accepted as Serjania P. Miller, 1754 (source of synonymy)
Banfiopuntia A. Guiggi, 2011 accepted as Austrocylindropuntia Backeberg, 1938 (source of synonymy)
Bardotia E. Fischer, B. Schäferhoff & K. Müller, 2012 (current name source)
Barfussia J.M. Manzanares & W. Till, 2016 (current name source)
Belvalia Delile, 1830 accepted as Althenia Petit, 1829 (source of synonymy)
Bemangidia L. Gautier, 2013 (current name source)
Bergbambos C.M.A. Stapleton, 2013 (current name source)
Bergera J.G. König ex Linnaeus, 1771 accepted as Murraya J.G. König ex Linnaeus, 1771 (source of synonymy)
Beruladium A.C. Leslie in S.D. Desjardins, A.C. Leslie, C.A. Stace, T. Schwarzacher & J.P. Bailey, 2015 (current name source)
Bidoupia L.V. Averyanov, P.A. Ormerod & N.V. Duy, 2016 (current name source)
Billolivia D.J. Middleton, 2014 (current name source)
Biltanthus J. Roehrs, 1947 (current name source)
Blepharopsis P.G. Efimov, 2009 accepted as Platanthera L.C. Richard, 1817 (source of synonymy)
Bolbidium (Lindley) Lindley, 1846 accepted as Maxillaria Ruiz & Pavon, 1794 (verified source for family)
Bolbidium (Lindley) Lindley, 1846 accepted as Maxillaria Ruiz & Pavon, 1794 (source of synonymy)
Bollaea Parlatore, 1858 accepted as Pancratium Linnaeus, 1753 (source of synonymy)

 Taxonomic remark

 for Camchaya Gagnepain, 1920

Listed as current name in GRIN, however as syn. of Vernonia Schreber, 1791 in Plants of the World Online (2017 version). [details]

 Taxonomic remark

 for Crassocephalum Moench, 1794

nom. rej. vs. Gynura Cassini 1825 (nom. cons.) (Index Nominum Genericorum), however listed as accepted in Plants of ... [details]

 Taxonomic remark

 for Cyrtochilum Kunth in Humboldt, Bonpland & Kunth, 1816

Listed as syn. of Oncidium in GRIN (2011), however an accepted genus in Plants of the World Online (2017). [details]

 Taxonomic remark

 for Dactylicapnos Wallich, 1826

nom. rej. vs. Dicentra Bernhardi 1833 (nom. cons.) (Index Nominum Genericorum), however an accepted genus according ... [details]

 Taxonomic remark

 for Deguelia Aublet, 1775

nom. rej. vs. Derris Loureiro 1790 (nom. cons.) (Index Nominum Genericorum), however an accepted genus according to ... [details]

 Taxonomic remark

 for Fuscospora (R.S. Hill & J. Read) P.B. Heenan & R.D. Smissen, 2013

Basionym: Nothofagus subgen. Fuscospora R.S. Hill & J. Read, 1991. Elevated to a separate genus by Heenan & ... [details]

 Taxonomic remark

 for Lophozonia Turczaninow, 1858

Treated as a separate genus by Heenan & Smissen, 2013, however this status not accepted in Plants of the World ... [details]

 Taxonomic remark

 for Mangave D. Klein, 2010

Inter-generic hybrid (Agave L. × Manfreda Salisb.), however Manfreda is listed as a synonym of Agave in Plants of ... [details]

 Taxonomic remark

 for Trisyngyne Baillon, 1874

Listed in GRIN (Sep 2011) and elsewhere as syn. of Nothofagus; treated as a separate genus by Heenan & Smissen, ... [details]

 Taxonomic remark

 for Tsutsusi Adanson, 1763

A homotypic synonym of Azalea Linnaeus 1753 (nom. rej.) according to Index Nominum Genericorum. Cited synonymy is ... [details]