•
Ha –
Thi Dung Ha (
fl. 1970) •
Haage –
Friedrich Adolph Haage (1796–1866) •
H.A.Baker –
Hugh Arthur Baker (1896–1976) •
Hablitz –
Carl Ludwig von Hablitz (also as Karl Ivanovich Gablits) (1752–1821) •
Hack. –
Eduard Hackel (1850–1926) •
Hacq. –
Belsazar Hacquet (1739–1815) •
H.A.Crum –
Howard Alvin Crum (1922–2002) •
Haeckel –
Ernst Haeckel (1834–1919) •
Haegi –
Laurence Arnold Robert Haegi (born 1952) •
Haenke –
Thaddäus Haenke (1761–1817) •
Haev. –
Thomas Haevermans (
fl. 2000) •
Hagara –
Ladislav Hagara (born 1944) •
Hagberg -
Mats Hagberg (born 1955) •
Hagedorn –
Gregor Hagedorn (born 1965) •
Hagenb. –
Carl Friedrich Hagenbach (1771–1849) •
Haines –
Henry Haselfoot Haines (1867–1945) •
Häkkinen –
Markku Häkkinen (1946–2015) •
Halácsy –
Eugen von Halácsy (1842–1913) •
Halda –
Josef Jakob Halda (born 1943) •
Halford –
David A. Halford (
fl. 1992) •
Haller –
Albrecht von Haller (1708–1777) •
Haller f. – (son of the above) (1758–1823) •
Hallier –
Ernst Hans Hallier (1831–1904) •
Hallier f. –
Johannes Gottfried Hallier (1868–1932) •
Ham. –
William Hamilton (1783–1856) •
Hambali –
Gregori G. Hambali (fl. 2000) •
Hamel –
Gontran Georges Henri Hamel (1883–1944) •
Hammel –
Barry Edward Hammel (born 1946) •
Hamer –
Fritz Hamer (1912–2004) •
Hämet-Ahti –
Raija-Leena Hämet-Ahti (born 1931) •
H.A.Mill. –
Harvey Alfred Miller (1928–2020) •
Hammen –
Thomas van der Hammen (1924–2010) •
Hampe –
Georg Ernst Ludwig Hampe (1795–1880) •
Hance –
Henry Fletcher Hance (1827–1886) •
Hancock –
Thomas Hancock (1783–1849) •
Hand.-Mazz. –
Heinrich Raphael Eduard Handel-Mazzetti (1882–1940) •
Hanelt –
Peter Hanelt (1930–2019) •
Hanes –
Clarence Robert Hanes (1876–1956) •
Hanin –
Jean-Louis Hanin (
fl. 1800) •
Hanks –
Lena Tracy Hanks (1879–1944) •
Hannaford –
Samuel Hannaford (1828–1874) •
Hanry –
Hippolyte Hanry (1807–1893) •
Hanst. –
Johannes Ludwig Emil Robert von Hanstein (1822–1880) •
Har. –
Paul Auguste Hariot (1854–1917) •
Hara –
Kanesuke Hara (1885–1962) •
Harb. –
Thomas Grant Harbison (1862–1936) •
Hard –
Miron Elisha Hard (1849–1914) •
Hardin – (born 1929) •
Harid. –
K. Haridasan (
fl. 1985) •
Harkn. –
Harvey Willson Harkness (sometimes spelled Wilson) (1821–1901) •
Harling –
Gunnar Wilhelm Harling (1920–2010) •
Harmaja –
Harri Harmaja (born 1944) •
Harms –
Hermann Harms (1870–1942) •
Harris –
William H. Harris (1860–1920) •
Harry Hall –
Harry Hall (1906–1986) •
Hart –
Henry Chichester Hart (1847–1908) •
Hartig –
Theodor Hartig (1805–1880) •
Harting –
Pieter Harting (1812–1885) •
Hartinger –
Anton Hartinger (1806–1890) •
Hartland –
William Baylor Hartland (1836–1912) •
Hartm. –
Carl Johan Hartman (1790–1849) •
Hartog – (born 1931) •
Hartw. –
Karl Theodor Hartweg (1812–1871) •
Hartwig – (1823–1913) •
Hartwiss –
Nicolai Anders von Hartwiss (1791–1860) •
Harv. –
William Henry Harvey (1811–1866) •
Harv.-Gibs. –
Robert John Harvey-Gibson (1860–1929) •
Harvill –
Alton McCaleb Harvill, Jr (1916–2008) •
Harz –
Carl Otto Harz (1842–1906) •
Hass – (
fl. 1993) •
Hassall –
Arthur Hill Hassall (1817–1894) •
Hässel –
Gabriela Gustava Hässel de Menéndez (1927–2009) •
Hasselq. –
Fredric Hasselquist (1722–1752) •
Hasselt –
Johan Coenraad van Hasselt (1797–1823) •
Hassk. –
Justus Carl Hasskarl (1811–1894) •
Hassl. –
Emil Hassler (1864–1937) •
Hatch –
Edwin Daniel Hatch (1919–2008) •
Hatus. –
Sumihiko Hatusima (1906–2008) •
Hauenschild –
Frank Hauenschild (
fl. 2016) •
Haufler –
Christopher H. Haufler (born 1950) •
Haught. –
Samuel Haughton (1821–1897) •
Hauke –
Richard L. Hauke (1930–2001) •
Hauman –
Lucien Leon Hauman (1880–1965) •
Hauser –
Margit Luise Hauser •
Hausskn. –
Heinrich Carl Haussknecht (1838–1903) •
Hav. –
Johan Jonson Havaas (1864–1956) •
Havard –
Valéry Havard (1846–1927) •
Havil. –
George Darby Haviland (1857–1901) •
Haw. –
Adrian Hardy Haworth (1768–1833) •
Hawke –
Margaret Louise Hawke (born 1984) •
Hawkes –
John Gregory Hawkes (1915–2007) •
Hawkeswood –
Trevor J. Hawkeswood (born 1956) •
Hawksw. –
Frank Goode Hawksworth (1926–1993) •
Hayata –
Bunzō Hayata (1874–1934) •
Hayek –
August von Hayek (1871–1928) •
Haynald –
Cardinal Stephan Franz Lajos (Ludwig) Haynald (1816–1891) •
Hayne –
Friedrich Gottlob Hayne (1763–1832) •
Haynes –
Caroline Coventry Haynes (1858–1951) •
Haynie –
Nellie Violet Haynie (born 1886) •
Hazsl. –
Friedrich August Hazslinszky von Hazslin (1818–1896) •
H.Baumann – (1937–2014) •
H.B.Holl —
Harvey Buchanan Holl (1820–1886) •
H.Blossf. – (1913–1986) •
H.B.Matthews –
Henry Bleneowe Matthews (1861–1934) •
H.B.Naithani –
H.B. Naithani (born 1944) •
H.Bock –
Hieronymus Bock (1498–1554) •
H.Bruggen –
Heinrich Wilhelm Eduard (Harry) van Bruggen (1927–2010) •
H.Buek. – (1796–1878) •
H.Buch – (1883–1964) •
H.B.Wang –
Hai Bo Wang (
fl. 2008) •
H.B.Ward –
Henry Baldwin Ward (1865–1945) •
H.B.Will – (1860–1931) •
H.C.Beardslee –
Henry Curtis Beardslee, Sr. (1807–1884) (father of
Henry Curtis Beardslee, Jr. (1865–1948, abbrev.
Beardslee)) •
H.C.Bold –
Harold Charles Bold (1909–1987) •
H.C.Cutler –
Hugh Carson Cutler (1912–1998) •
H.C.Hall –
Herman Christiaan van Hall (1801–1874) •
H.Chuang –
Hsuan Chuang (born 1938) •
H.C.Watson –
Hewett Watson (1804–1881) •
H.D.Clarke –
Hugh David Clarke (born 1962) •
H.Deane –
Henry Deane (1847–1924) •
H.De Orléans –
Prince Henri of Orléans (1877–1904) •
H.D.Harr. –
Harold David Harrington (1903–1981) •
H.Dietr. –
Helga Dietrich (1940–2018) •
H.Durand –
Hélène Durand (1883–1934) •
H.D.Wilson –
Hugh Wilson (born 1945) •
Heads –
Michael J. Heads (born 1957) •
H.E.Ahles –
Harry E. Ahles (1924–1981) •
Heatubun – (born 1973) •
H.E.Bigelow –
Howard E. Bigelow (1923–1987) •
Heckard –
Lawrence Ray Heckard (1923–1991) •
Heckel –
Édouard Marie Heckel (1843–1916) •
Hector –
James Hector (1834–1907) •
Hedberg –
Karl Olov Hedberg (1923–2007) •
Hedd. –
Terry Albert John Hedderson (born 1962) •
Hedge –
Ian Charleson Hedge (1928–2022) •
Hedl. – (1861–1953) •
Hedrick –
Ulysses Prentiss Hedrick (1870–1951) •
Hedw. –
Johann (Johannes, Joannis) Hedwig (1730–1799) •
Heenan –
Peter Brian Heenan (born 1961) •
Heer –
Oswald von Heer (1809–1883) •
Heering –
Wilhelm Christian August Heering (1876–1916) •
Heese –
Emil Heese (1862–1914) •
Hegde –
R.K. Hegde (1931–1991) •
Hegelm. –
Christoph Friedrich Hegelmaier (1833–1906) •
Hegetschw. –
Johannes Jacob Hegetschweiler (1789–1839) •
H.E.Horne –
Howard E. Horne (
fl. 2016) •
H.Eichler –
Hansjörg Eichler (1916–1992) •
Heijkoop –
Marcel Heijkoop (fl. 2016) •
Heil –
Hans Albrecht Heil (1899–1969) •
Heim –
Georg Christoph Heim (1743–1807) •
Heimerl –
Anton Heimerl (1857–1942) •
Heine – (1922–1996) •
Heinr. –
Emil Johann Lambert Heinricher (1856–1934) •
Heintze –
August Heintze (1881–1941) •
Heiser –
Charles Bixler Heiser (1920–2010) •
Heist. –
Lorenz Heister (1683–1758) •
H.E.K.Hartmann –
Heidrun Hartmann (1942–2016) •
Hekking –
William Henri Alphonse Maria Hekking (1930–1996) •
Heldr. –
Theodor Heinrich Hermann von Heldreich (1822–1902) •
Hell. –
Carl Niclas Hellenius (1745–1820) •
Hellq. –
Carl Barre Hellquist (born 1940) •
Hellqv. –
Sven Hellqvist (
fl. 1993) •
Helms –
Richard Helms (1842–1914) •
Helwing –
George Andreas (Jerzy Andrzej) Helwing (1666–1748) •
H.E.Moore –
Harold Emery Moore (1917–1980) •
Hemprich –
Wilhelm Hemprich (1796–1825) •
Hemsl. –
William Botting Hemsley (1843–1924) •
Hend. –
Edward George Henderson (1782–1876) •
Hendel – (1742–1823) •
Hendriks –
Kasper P. Hendriks (
fl. 2023) •
Hendrych –
Radovan Hendrych (1926–2004)x •
Henfr. –
Arthur Henfrey (1819–1859) •
Henn. –
Paul Christoph Hennings (1841–1908) •
Hennessy –
Esmé Frances Hennessy (1933–2023) •
Henrard –
Johannes Theodoor Henrard (1881–1974) •
Henrickson –
James Solberg Henrickson (born 1940) •
Henriq. –
Julio Augusto Henriques (1838–1928) •
Henry H.Johnst. –
Henry Halcro Johnston (1856–1939) •
Hensch. –
August Wilhelm Eduard Theodor Henschel (1790–1856) •
Hensen –
Victor Hensen (1835–1924) •
Hensl. –
John Stevens Henslow (1796–1861) •
Henssen –
Aino Marjatta Henssen (1925–2011) •
Henwood –
Murray J. Henwood (
fl. 1998) •
H.E.Petersen –
Henning Eiler (Ejler) Petersen (1877–1946) •
Hepper –
Frank Nigel Hepper (1929–2013) •
Hepting –
George Henry Hepting (1907–1988) •
Herb. –
William Herbert (1778–1847) •
Herbich –
Franz Herbich (1791–1865) •
Herder – (1828–1896) •
Hereman –
Samuel Hereman (
fl. 1868) •
Hérincq –
François Hérincq (1820–1891) •
Hering –
Constantine (Constantijn) J. Hering (1800–1880) •
Herklots –
Geoffrey Alton Craig Herklots (1902–1986) •
Herm. –
Paul Hermann (1646–1695) •
Hermans –
Johan Hermans (born 1956) •
Herre –
Albert William Herre (1868–1962) •
Herrm. –
Johann Herrmann (1738–1800) •
Hersc. –
Josephine Clare Herscovitch (born 1957) •
Hershk. –
Mark A. Hershkovitz (born 1946) •
Herter –
Wilhelm(Guillermo) Gustav(o) Franz(Francis) Herter (1884–1958) •
Herv. – (1839–1931) •
Herzog –
Theodor Carl Julius Herzog (1880–1961) •
Heslewood –
Margaret M. Heslewood (
fl. 2013) •
Hesl.-Harr. –
John William Heslop-Harrison (1881–1967) •
Hesl.-Harr.f. –
Jack Heslop-Harrison (1920–1998) •
Hess –
Johann Jakob Hess (1844–1883) •
Hesse –
Hermann Albrecht Hesse (1852–1937) •
Hester –
Jay Pinckney Hester (1874–1962) •
Hett. – (born 1957) •
Heubl –
Günther Heubl (born 1952) •
Heuff. – (1800–1857) •
H.E.White –
Harold Everett White (born 1899) •
Heward –
Robert Heward (1791–1877) •
Hewson –
Helen Joan Hewson (1938–2007) •
Heybroek –
Hans M. Heybroek (1927–2022) •
Heyn –
Chaia Clara Heyn (1924–1998) •
Heynh. –
Gustav Heynhold (1800–1860) •
Heywood –
Vernon Hilton Heywood (1927–2022) •
H.F.Comber –
Harold Frederick Comber (1897–1969) •
H.F.Copel. –
Herbert Faulkner Copeland (1902–1968) •
H.Fisch. –
Hugo Fischer (1865–1939) •
H.Fleischm. –
Hans Fleischmann (1875-1928) •
H.F.Loomis –
Harold Frederick Loomis (1896–1976) •
H.Friedrich –
Heimo Friedrich (
fl. 1974) •
H.F.Yan –
Hai-Fei Yan (
fl. 2012) •
H.G.Baker –
Herbert George Baker (1920–2001) •
H.G.Barclay –
Harriet George Barclay (1901–1990) •
H.G.P.Duyfjes –
Hendrik Gerard Pieter Duyfjes (1908–1943) •
H.Groves –
Henry Groves (1855–1912) •
H.Gross – (1888–1968) •
H.G.Sm. –
Henry George Smith (1852–1924) •
H.Hara –
Hiroshi Hara (1911–1986) •
H.H.Bancr. –
Helen Holme Bancroft (1887–1950) •
H.H.Blom –
Hans Haavardsholm Blom (born 1955) •
H.H.Eaton –
Hezekiah Hulbert Eaton (1809–1832) •
H.H.Hume –
Hardrada Harold Hume (1875–1965) •
H.H.Johnst. –
Henry "Harry" Hamilton Johnston (1858–1927) •
H.H.Lin –
Hong Hui Lin (
fl. 2007) •
H.Hoffm. –
Heinrich Karl Hermann Hoffmann (1819–1891) •
H.Huber –
Herbert Franz Josef Huber (1931–2005) •
H.H.White –
Henry Hoply White (1790–1876) •
Hickel – (1865–1935) •
Hidayat –
Iman Hidayat (
fl. 2006) •
Hiepko –
Paul Hubertus Hiepko (1932–2019) •
Hiern –
William Philip Hiern (1839–1925) •
Hieron. –
Georg Hans Emmo Wolfgang Hieronymus (1846–1921) •
Hildebr. – (1835–1915) •
Hildebrandt –
Johann Maria Hildebrandt (1847–1881) •
Hildm. –
Heinrich Hildmann (ca. 1845–after 1918) •
Hilend –
Martha Luella Hilend (born 1902) •
Hilg. –
Theodore Charles Hilgard (1828–1875) •
Hilger –
Hartmut H. Hilger (born 1948) •
Hill –
John Hill (1716–1775) •
Hillebr. –
William (Wilhelm) Hillebrand (1821–1886) •
Hillh. –
William Hillhouse (1850–1910) •
Hilliard –
Olive Mary Hilliard (1925–2022) •
Hillier –
Louis Hillier (Louis Édouard Joseph Hillier; 1871–1962) •
Hillmann –
Johannes Hillmann (1881–1943) •
H.Iltis –
Hugo Iltis (1882–1952) •
Himmelr. –
Sven Himmelreich (
fl. 2007) •
Hind –
William Marsden Hind (1815–1894) •
Hindm. –
Mary MacLean Hindmarsh (1921–2000) •
Hinds –
Richard Brinsley Hinds (1811–1846) •
Hirmer –
Max Hirmer (1893–1981) •
Hirn –
Karl Engelbrecht Hirn (1872–1907) •
Hising. –
Wilhelm Hisinger (1766–1852) •
Hislop –
Michael Clyde Hislop (born 1955) •
Hitchc. –
Albert Spear Hitchcock (1865–1935) •
H.Jacobsen –
Hermann Johannes Heinrich Jacobsen (1898–1978) •
H.Jaeger –
Hermann Jäger (1815–1890) •
H.J.Atkins – (born 1971) •
H.J.Br. –
Helen Jean Brown (1903–1982) •
H.J.Carter –
Herbert James Carter (1858–1940) •
H.J.Chowdhery –
Harsh Jeet Chowdhery (born 1949) •
H.J.Lam –
Herman Johannes Lam (1892–1977) •
H.J.P.Winkl. –
Hubert J.P. Winkler (1875–1941) •
H.J.Su –
Horng Jye Su (born 1943) •
H.J.Suh –
Hwa Jung Suh (
fl. 2015) •
H.J.Thomps. –
Henry Joseph Thompson (born 1921) •
H.J.Veitch –
Harry James Veitch (1840–1924) •
H.Karst. –
Gustav Karl Wilhelm Hermann Karsten (1817–1908) •
H.K.A.Winkl. –
Hans Karl Albert Winkler (1877–1945) •
H.Keng –
Hsüan Keng (1923–2009) •
H.Kenn. –
Helen Kennedy (born 1944) •
K.K.Orel –
Harvey K. Orel (fl. 2020) •
H.Kost. –
Henry Koster (1793–1820) •
H.Koyama –
Hiroshige Koyama (1937–2016) •
H.Kurz –
Hermann Kurz (1886–1965) •
H.K.Walter –
Heinrich (Karl) Walter (1898–1989) •
Hladnik –
Franz Hladnik (1773–1844) •
H.L.Blomq. –
Hugo Leander Blomquist (1888–1964) •
H.Lév. –
Augustin Abel Hector Léveillé (1863–1918) •
H.Li – (1929–2023) •
H.Limpr. –
Hans Wolfgang Limpricht (born 1877) •
H.Lindb. –
Harald Lindberg (1871–1963) •
H.L.Jacobs –
Homer L. Jacobs (1899–1981) •
H.L.Li –
Hui-lin Li (1911–2002) •
H.Lorentz –
Hendrikus Albertus Lorentz (1871–1944) (not
Hendrik Lorentz) •
H.Low –
Hugh Low (1824–1905) •
H.L.Sm. –
Hamilton Lanphere Smith (1819–1903) •
H.L.Späth –
Hellmut Ludwig Späth (1885–1945) •
H.Luther –
Harry Edward Luther (1952–2012) •
H.L.Wendl. –
Heinrich Ludolph Wendland (1792–1869) •
H.Mann –
Horace Mann Jr. (1844–1868) •
H.Mason –
Herbert Louis Mason (1896–1994) •
H.M.Curran –
Hugh McCollum Curran (1875–1960) (also Hugh McCullum Curran) •
H.M.Hall –
Harvey Monroe Hall (1874–1932) •
H.M.Hern. –
Héctor Manuel Hernández (born 1954), aka Héctor Hernández Macías •
H.M.L.Forbes –
Helena M.L. Forbes (1900–1959) •
H.Mohr. –
Hartmut Mohr (
fl. 1984) •
H.Moseley –
Henry Nottidge Moseley (1844–1891) •
H.Müll. –
Heinrich Ludwig Hermann Müller (1829–1883) •
H.M.Ward –
Harry Marshall Ward (1854–1906) •
H.N.Andrews –
Henry Nathaniel Andrews (1910–2002) •
Hnatiuk –
Roger James Hnatiuk (born 1946) •
H.N.Barber –
Horace Barber (1914–1971) •
H.Nicholson –
Henry Alleyne Nicholson (1844–1899) •
Hobdy –
R.W. Hobdy (
fl. 1984) •
Hobson –
Edward Hobson (1782–1830) •
Hoch –
Peter C. Hoch (born 1950) •
Hochr. –
Bénédict Pierre Georges Hochreutiner (1873–1959) •
Hochst. –
Christian Ferdinand Friedrich Hochstetter (1787–1860) •
Hodel –
Donald Robert Hodel (born 1953) •
Hodgdon –
Albion Reed Hodgdon (1909–1976) •
Hoefker –
Heinrich Hoefker (1859–1945) •
Høeg –
Ove Arbo Høeg (1898–1993) •
Hoehne –
Frederico Carlos Hoehne (1882–1959) •
Hoevel –
Otto Hövel (
fl. 1970) •
Hoeven –
Jan van der Hoeven (1801–1868) •
Hoffm. –
Georg Franz Hoffmann (1760–1826) •
Hoffmanns. –
Johann Centurius von Hoffmannsegg (1766–1849) •
Hoffmeister –
Werner Hoffmeister (1819–1845) •
Hoffstad –
Olaf Alfred Hoffstad (1865–1943) •
H.O.Forbes –
Henry Ogg Forbes (1851–1932) •
Hogg –
Thomas Hogg (1777–1855) •
H.Ohashi –
Hiroyoshi Ohashi (born 1936) •
H.Ohba –
Hideaki Ohba (born 1943) •
Hohen. –
Rudolph Friedrich Hohenacker (1798–1874) •
Höhn. –
Franz Xaver Rudolf von Höhnel (1852–1920) •
H.Okada –
Hiroshi Okada (born 1963) •
Holland –
John Henry Holland (1869–1950) •
Hollick –
Charles Arthur Hollick (1857–1933) •
Holloway –
John Ernest Holloway (1881–1945) •
Hollrung –
Max Udo Hollrung (1858–1937) •
Holmb. –
Otto Rudolf Holmberg (1874–1930) •
Holmes –
Edward Morell Holmes (1843–1930) •
Holmgren – (1822–1885) •
Holm-Niels. – (born 1946) •
Holmsk. –
Johan Theodor Holmskjold (1731–1793) •
Holttum –
Richard Eric Holttum (1895–1990) •
Holub –
Josef Ludwig Holub (1930–1999) •
Holz. –
John Michael Holzinger (1853–1929) •
Hombr. –
Jacques Bernard Hombron (1800–1852) •
Homolle –
Anne-Marie Homolle (1912–2006) •
Honck. –
Gerhard August Honckeny (1724–1805) •
Honda – (1897–1984) •
Honegger –
Rosmarie Honegger (born 1947) •
Honey –
Edwin Earle Honey (1891–1956) •
Hong-Wa –
Cynthia Hong-Wa (
fl. 2009) •
Hong Yu –
Hong Yu (
fl. 2003) •
Hoog – (1865–1950) •
Hoogland –
Ruurd Dirk Hoogland (1922–1994) •
Hook. –
William Jackson Hooker (1785–1865) •
Hook.f. –
Joseph Dalton Hooker (1817–1911) •
Hoopes –
Josiah Hoopes (1832–1904) •
Hoot –
Sara B. Hoot (
fl. 1995) •
Hoppe –
David Heinrich Hoppe (1760–1846) •
Hopper –
Stephen Hopper (born 1951) •
Hoque –
Akramul Hoque (born 1971) •
Hora –
Frederick Bayard Hora (1908–1984) •
Horan. – (1796–1865) •
Horik. – (1902–1976) •
Horkel –
Johann Horkel (1769–1846) •
Horne –
John Horne (1835–1905) •
Hornem. –
Jens Wilken Hornemann (1770–1841) •
Hornsch. –
Christian Friedrich Hornschuch (1793–1850) •
Horobin –
John F. Horobin (
fl. 1990) •
Horridge –
W. Horridge (
fl. 1916) •
Horsf. –
Thomas Horsfield (1773–1859) •
Horw. –
Arthur Reginald Horwood (1879–1937) •
Hosaka –
Edward Yataro Hosaka (1907–1961) •
H.Osborn –
Henry Stafford Osborn (1823–1894) •
Hosok. – (born 1909) •
Hosseus –
Carl Curt Hosseus (1878–1950) •
Host –
Nicolaus Thomas Host (1761–1834) •
Hotchk. –
Arland Tillotson Hotchkiss (born 1918) •
Hough –
Romeyn Beck Hough (1857–1924) •
Houghton –
Arthur Duvernoix Houghton (1870–1938) •
House –
Homer Doliver House (1878–1949) •
Houst. –
William Houstoun (1695–1733) •
Houtt. –
Maarten Houttuyn (1720–1798) •
Houtz. –
Gysbertus Houtzagers (1888–1957) •
Hovel. –
Maurice Jean Alexandre Hovelacque (1858–1898) •
Hovenkamp –
Peter Hans Hovenkamp (1953–2019) •
Howard –
John Eliot Howard (1807–1883) •
Howcroft –
N.H.S. Howcroft (
fl. 1981) •
Howe –
Elliot Calvin Howe (1828–1899) •
Howell –
Thomas Jefferson Howell (1842–1912) •
H.O.Yates – (1934–2013) •
Hoyos-Gómez –
Saúl E. Hoyos-Gómez (
fl. 2017) •
H.P.Banks –
Harlan Parker Banks (1913–1998) •
H.Pearson –
Henry Harold Welch Pearson (1870–1916) •
H.Peng –
Hua Peng (born 1960) •
H.Perrier –
Joseph Marie Henry Alfred Perrier de la Bâthie (1873–1958) •
H.Pfeiff. –
Hans Heinrich Pfeiffer (1890–1970) •
H.P.Fuchs –
Hans Peter Fuchs (1928–1999) •
H.Pottinger –
Henry Pottinger (1789–1856) •
H.Prat –
Henri Prat (1902–1981) •
H.P.Wood –
Howard Page Wood (1924–2010) •
H.Rainer –
Heimo Rainer (
fl. 2001) •
H.R.Fletcher –
Harold Roy Fletcher (1907–1978) •
H.Rob. –
Harold E. Robinson (1932–2020) •
H.Rock –
Howard Francis Leonard Rock (1925–1964) •
H.Rosend. –
Henrik Viktor Rosendahl (1855–1918) •
H.R.Sweet –
Herman Royden Sweet (1909–1992) •
H.R.Wehrh. – (1887–1940) (not to be confused with
Wilhelm Wehrhahn (1857–1926), author abbreviation Wehrh.) •
H.Schaef. –
Hanno Schaefer (born 1975), also "Hanno Schäfer" •
H.Schneid. –
Harald Schneider (born 1962) •
H.Scholz – (1928–2012) •
H.Schott –
Heinrich Schott (1759–1819) (not to be confused with botanist
Heinrich Wilhelm Schott (1794–1865)) •
H.Sharsm. –
Helen Katherine Sharsmith (1905–1982) •
H.Shaw –
Henry Shaw (1800–1889) •
H.S.Holden –
Henry Smith Holden (1887–1963) •
H.Sibth. –
Humphry Waldo Sibthorp (1713–1797) •
H.S.Irwin –
Howard Samuel Irwin (1928–2019) •
H.S.Kiu –
Hua Shing Kiu (born 1929) •
H.S.Lo – (born 1927) •
H.Steedman –
Henry Steedman (1866–1953) •
H.St.John –
Harold St. John (1892–1991) •
H.Sun –
Hang Sun (born 1963) •
H.T.Chang –
Ho Tseng Chang (born 1898) •
H.T.Kenn. –
Helen T. Kennedy (
fl. 2020) •
H.Turner –
Hubert Turner (born 1955) •
Hu –
Hsen Hsu Hu (1894–1968) •
Hua –
Henri Hua (1861–1919) •
Huamán –
Alexander Huamán Mera (
fl. 2009) •
Huber –
Jacques Huber (1867–1914) •
Huds. –
William Hudson (1730–1793) •
Hue –
Auguste-Marie Hue (1840–1917) •
Hueber –
Francis Maurice Hueber (born 1929) •
Huft –
Michael J. Huft (born 1949) •
Hügel –
Karl Alexander Anselm von Hügel (1794–1870) •
Hultén –
Oskar Eric Gunnar Hultén (1894–1981) •
Humb. –
Alexander von Humboldt (1769–1859) •
Humbert –
Jean-Henri Humbert (1887–1967) •
Humblot –
Léon Humblot (1852–1914) •
Hume –
Allan Octavian Hume (1829–1912) •
Humphrey –
James Ellis Humphrey (1861–1897) •
Humphries –
Christopher John Humphries (1947–2009) •
Hung T.Chang –
Hung Ta Chang (1914–2016) •
Hunt –
George Edward Hunt (1841–1873) •
Hunter –
Alexander Hunter (1729–1809) •
Hunz. –
Armando Theodoro Hunziker (1919–2001) •
Hur.H.Sm. –
Huron Herbert Smith (1883–1933) •
Hürl. – (1921–2014) •
Hurus. – (born 1916) •
Hus –
Henri Theodore Antoine de Leng Hus (born 1876) •
Husn. – (1840–1929) •
Husseinov –
Sch. A. Husseinov (born 1939) •
Hussenot –
Louis Cincinnatus Sévérin Léon Hussenot (1809–1845) •
Husson –
A. M. Husson (
fl. 1952) •
Hust. –
Friedrich Hustedt (1886–1968) •
Husz – (1892–1954) •
Hutch. –
John Hutchinson (1884–1972) •
Huter –
Rupert Huter (1834–1919) •
Huth –
Ernst Huth (1845–1897) •
Hutton –
William Hutton (1797–1860) •
Huxley –
Anthony Julian Huxley (1920–1992) •
H.V.Hansen –
Hans Vilhelm Hansen (born 1951) •
H.Vilm. –
Charles Philippe Henry Lévêque de Vilmorin (1843–1899) •
H.W.Clark –
Howard Walton Clark (1870–1941) •
H.Wendl. –
Hermann Wendland (1825–1903) •
H.Whitehouse –
Harold Leslie Keer Whitehouse (1917–2000) •
H.Whittier –
Henry O. Whittier (1937–2008) •
H.W.Kurz –
Holger Willibald Kurz (born 1952) •
H.W.Li – (1931–2021) •
H.W.Sarg. –
Henry Winthrop Sargent (1810–1882) •
H.Wulff – (1910–1983) •
Hyl. –
Nils Hylander (1904–1970) •
Hynn. –
Tynjuh Mawbor Hynniewta (1949–2019) •
H.Y.Su –
Ho Yi Su (born 1937) •
H.Z.Tian –
Huai Zhen Tian (fl. 2008) == I–Z ==