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A–O

To find entries for A–O, use the table of contents above.

P

P.Aa – Pierrot Van der Aa (fl. 2022) Pabst – Guido Frederico João Pabst (1914–1980) Paclt – Jiří Paclt (1925–2015) P.A.Collier – Philip A. Collier (fl. 2017) P.A.Cox – Paul Alan Cox (born 1953) Paczk. – Grazyna Paczkowska (born 1965) P.A.Dang. – Pierre Augustin Dangeard (1862–1947) Pagan – Francisco Mariano Pagan (1896–1942) P.A.Gilbert – Percy Albert Gilbert (1883–1960) Paine – John Alsop Paine (1840–1912) Painter – William Hunt Painter (1835–1910) Palassou – Pierre Bernard Palassou (1745–1830) Paláu – (1734–1793) Palez. – Philippe de Palézieux (1871–1957) Palib. – (1872–1949) Pall. – Peter Simon von Pallas (1741–1811) Palla – Eduard Palla (1864–1922) Pallith. – Joseph Pallithanam (1915–1984) P.Allorge – Pierre Allorge (1891–1944) Palm – Björn Torvald Palm (1887–1956) Palmberg – Johannes Olai Palmberg (1640–1691) Palmer – Edward Palmer (1829–1911) Palmgr. – Alvar Palmgren (1880–1960) Pamp. – Renato Pampanini (1875–1949) Pamplin – William Pamplin (1806–1899) Pancher – Jean Armand Isidore Pancher (1814–1877) Pančić – Josif Pančić (1814–1888) Pandé – S. K. Pandé (1899–1960) Pandeir. – Mariana Sofia Pandeirada (born 1990) Pander – Heinz Christian Pander (1794–1865) Pando – Francisco Pando (born 1962) Panero – José L. Panero (born 1959) Panfet – Cristina Mercedes Panfet Valdés (born 1957) Pangalo – Konstantin Ivanovič Pangalo (1883–1965) Paniagua – Narel Y. Paniagua-Zambrana (born 1973) Panigrahi – Gopinath Panigrahi (1924–2004) Panizzi – Francesco Panizzi (1817–1893) Panjutin – Platon Sergeevich Panjutin (1889–1946) Pankow – Helmut Pankow (1929–1996) Pannell – Caroline M. Pannell (fl. 1982) Panov – P. P. Panov (born 1932) Pansche – Adolf Pansche (1841–1887) Pant. – Jószef Pantocsek (1846–1916) Pantaz. – Andriana Pantazidou (born 1955) Panter – Jacqueline Anne Panter (born 1945) Panthaki – Dhun Phiroze Panthaki (born 1933) Pantl. – Robert Pantling (1856–1910) Panțu – Zacharia C. Panțu (1866–1934) Panz. – Georg Wolfgang Franz Panzer (1755–1829) Paol. – Giulio Paoletti (1865–1941) Papan. – Konstantinos Papanicolaou (born 1947) Pappe – Karl Wilhelm Ludwig Pappe (1803–1862) Parijs – J. P. Parijs Paris – Jean Édouard Gabriel Narcisse Paris (1827–1911) Parish – Samuel Bonsall Parish (1838–1928) Parkinson – Sydney Parkinson (–1771) Parl. – Filippo Parlatore (1816–1877) Parm. – Antoine Auguste Parmentier (1737–1813) Parn. – Richard Parnell (1810–1882) P.Arnold – Paula Arnold ( 1972) Parodi – Lorenzo Raimundo Parodi (1895–1966) Parr-Sm. – Geoffrey A. Parr-Smith (fl. 1984) Parry – Charles Christopher Parry (1823–1890) Pascher – Adolf Pascher (1881–1945) Pasq. – (1820–1893) Pass. – Giovanni Passerini (1816–1893) Passarge – Otto Karl Siegfried Passarge (1867–1958) Passy – Antoine François Passy (1792–1873) Pasteur – Louis Pasteur (1822–1895) Pastore – Ada I. Pastore (1906–1952) Pat. – Narcisse Théophile Patouillard (1854–1926) Patel – M. K. Patel (fl. 1949) Paterson – William Paterson (1755–1810) Paton – Jean Annette Paton (born 1929) Patraw – Pauline Mead Patraw (fl. 1936) Patrin – Eugène Louis Melchior Patrin (1742–1815) Patt. – Harry Norton Patterson (1853–1919) Pau – Carlos Pau (1857–1937) Paul G.Wilson – Paul Graham Wilson (1928–2024) Paulsen – Ove Paulsen (1874–1947) Paunero – Elena Paunero Ruiz (1906–2009) Paust – Susan Paust (born 1949) Pav. – José Antonio Pavón Jiménez (1754–1844) Pavlick – Leon E. Pavlick (1939–2003) Pavlov – Nikolai Vasilievich Pavlov (1893–1971) Pavlova – Nina Mikhailovna Pavlova (1897–1973) Pavol. – Angiolo Ferdinando Pavolini (fl. 1908) Pawł. – Bogumił Pawłowski (1898–1971) Pax – Ferdinand Albin Pax (1858–1942) Paxton – Joseph Paxton (1803–1865) Payens – Joannes Petrus Dominicus Wilhelmus Payens (born 1928) Payer – (1818–1860) Payson – Edwin Blake Payson (1893–1927) Pazij – Vera Kondratyevna Pazij (1909–1992) P.B.Adams – P. B. Adams (fl. 1978) P.Balzer – Peter Balzer (fl. 2011) P.Beauv. – Ambroise Marie François Joseph Palisot de Beauvois (1752–1820) P.Biju – Punnakot Biju (born 1975) P.Browne – Patrick Browne (1720–1790) P.Candargy – Paléologos C. Candargy (born 1870) P.C.Boyce – Peter Charles Boyce (born 1964) P.C.de Jong – Piet C. de Jong (fl. 1976) P.Chai – Paul P. K. Chai (fl. 1996) P.C.Kanjilal – Praphulla Chandra Kanjilal (1886–1972) P.C.Li – Pei Chun Li (fl. 1981) P.C.Pant – P. C. Pant (born 1936) P.Cruchet – Paul Cruchet (1875–1964) P.C.S.Kumar – P.C. Suresh Kumar (born 1953) P.Daniel – Pitchai Daniel (born 1943) P.D.Cantino – Philip Douglas Cantino (born 1948) P. de B. – Ambroise Marie François Joseph Palisot de Beauvois (1752–1820) P.de la Varde – Robert André Léopold Potier de la Varde (1878–1961) P.Delforge – Pierre Delforge (born 1945) P.D.Orton – Peter Darbishire Orton (1916–2005) P.D.Sell – Peter Derek Sell (1929–2013) P.D.Sørensen – Paul Davidson Sørensen (born 1934) Pearl – Raymond Pearl (1879–1940) Pearse – Arthur Sperry Pearse (1877–1956) Pearson – William Henry Pearson (1849–1923) Pease – Arthur Stanley Pease (1881–1964) Peattie – Donald C. Peattie (1898–1964) P.E.Barnes – P.E. Barnes (fl. 1931) P.E.Berry – Paul Edward Berry (born 1952) Peck – Charles Horton Peck (1833–1917) Peckham – Ethel Anson Peckham (1879–1965) Peckoit – Gustav Peckoit (1861–1923) Peckolt – Theodor Peckolt (1822–1912) Pěčková – Milena Pěčková (fl. 1990) Peckover – Ralph Peckover (fl. 1992) Pedersen – (1916–2000) Pedley – Leslie Pedley (1930–2018) Pedro – José Gomes Pedro (1915–2010) Peebles – Robert Hibbs Peebles (1900–1955) P.E.Gibbs – Peter Edward Gibbs (born 1938) Peiger – Maroš Peiger (fl. 2024) Peirce – George James Peirce (1868–1954) Peiris – Gayan Prasanga Peiris (fl. 2023) Pellegr. – François Pellegrin (1881–1965) Pelloe – Emily Harriet Pelloe (1878–1941) Pellow – Belinda Pellow (born 1956) Pelser – Pieter B. Pelser (fl. 2005) Penh. – David Pearce Penhallow (1854–1910) Penn. – Leigh Humboldt Pennington (1877–1929) Penneys – Darin S. Penneys (fl. 2004–2018) Pennant – Thomas Pennant (1726–1798) Pennell – Francis Whittier Pennell (1886–1952) Penny – George Penny (died 1838) Penz. – Albert Julius Otto Penzig (1856–1929) Pépin – Pierre Denis Pépin (c. 1802–1876) Perch-Nielsen – Katharina Perch-Nielsen Percival – John Percival (1863–1949) Perdue – Robert Edward Perdue Jr. (1924–2011) Pereda – José María Pereda (1909–1972) Perkins – Janet Russell Perkins (1853–1933) Perktold – Josef Anton Perktold (1804–1870) Perleb – Karl Julius Perleb (1794–1845) Perr. – George Samuel Perrottet (1793–1870) Perrie – Leon R. Perrie (fl. 2003) Perrier – Alfred Perrier (1809–1866) Perrine – Henry Perrine (1797–1840) Perry – Matthew Calbraith Perry (1794–1858) Pers. – Christiaan Hendrik Persoon (1761–1836) Perss. – (1893–1978) Perty – Josef (Joseph) Anton Maximillian Perty (1804–1884) Peschkova – Galina A. Peschkova (1930–2018) Pescott – Edward Edgar Pescott (1872-1954) Petagna – Vincenzo Petagna (1734–1810) Pételot – Paul Alfred Pételot (1885–after 1940) Peter – (Gustav) Albert Peter (1853–1937) Peter B.Adams – Peter Barry Adams (fl. 1995) Peter G.Wilson – Peter Gordon Wilson (born 1950) Peterm. – Wilhelm Ludwig Petermann (1806–1855) Peters – Wilhelm Karl Hartwig Peters (1815–1883) Petoe – Peter Petoe (fl. 2018) Petr. – Franz Petrak (1886–1973) Petrie – Donald Petrie (1846–1925) Petrov – Vsevolod Alexeevič Petrov (1896–1955) Petrovič – Sava Petrovič (1839–1889) Petry – Arthur Petry (1858–1932) Petz. – Carl Edward Adolph Petzold (1815–1891) Peyerimh. – Paul de Peyerimhoff de Fontenelle (1873–1957) Peyr. – Johann Joseph Peyritsch (1835–1889) Pfahl – Jay Charles Pfahl (born 1953) Pfeff. – Wilhelm Pfeffer (1845–1920) Pfeiff. – Louis (Ludwig) Karl Georg Pfeiffer (1805–1877) Pfeil – Friedrich Wilhelm Leopold Pfeil (1783–1859) Pfennig – Horst Pfennig (1933–1994) P.F.Hunt – (1936–2013) Pfiester – Lois Ann Pfiester (1936–1992) Pfitzer – Ernst Hugo Heinrich Pfitzer (1846–1906) P.F.Maycock – Paul F. Maycock (1930–2012) Pfosser – Martin Pfosser (fl. 2003) P.Fourn. – Paul Victor Fournier (1877–1964) P.F.Stevens – Peter F. Stevens (born 1944) P.Geissler – Patricia Geissler (1947–2000) P.G.Neish – Peter G. Neish (fl. 2000) P.H.Allen – Paul H. Allen (1911–1963) P.Halliday – Patricia Halliday (1930–2019) P.H.Davis – Peter Hadland Davis (1918–1992) P.Hein – Peter Hein (born 1962) P.H.Hô – Pham-Hoàng Hô (1929–2017) Phil. – Rodolfo Amando Philippi (1808–1904) Philcox – David Philcox (1926–2003) Philippe – Xavier Philippe (1802–1866) Philipson – William Raymond Philipson (1911–1997) Phillippe – Loy R. Phillippe (fl. 1989) Phillipps – Anthea Phillipps (fl. 1982) Phipps – Constantine John Phipps (1744–1792) Phoebus – Philipp Phoebus (1804–1880) P.H.Raven – Peter Hamilton Raven (1936–2026) Phukan – Sandhyajyoti Phukan (born 1950) P.H.Weston – Peter Henry Weston (born 1956) Pichon – Marcel Pichon (1921–1954) Pickering – Charles Pickering (1805–1878) Pickersgill – Barbara Pickersgill (born 1940) Pickett – Fermen Layton Pickett (1881–1940) Pickford – Grace Evelyn Pickford (1902–1986) Pic.Serm. – Rodolfo Emilio Giuseppe Pichi Sermolli (1912–2005) Pierrat – Dominique Pierrat (1820–1893) Pierre – Jean Baptiste Louis Pierre (1833–1905) P.I.Forst. – Paul Irwin Forster (born 1961) Pignatti – Sandro Pignatti (born 1930) Pigott – Donald Pigott (1928–2022) Piippo – (born 1955) Pilát – Albert Pilát (1903–1974) Pilg. – Robert Knud Friedrich Pilger (1876–1953) Pillans – Neville Stuart Pillans (1884–1964) Pillon – Yohan Pillon (fl. 2007) Pilous – Zdeněk Pilous (1912–2000) P.I.Mao – Pin I Mao (born 1925) Pimentel – Reynold B. Pimentel (fl. 2017) Pimenov – (born 1937) Pinchot – Gifford Pinchot (1865–1946) Pinkava – Donald John Pinkava (1933–2017) Piper – Charles Vancouver Piper (1867–1926) Pipoly – John J. Pipoly III (born 1955) Pirani – José Rubens Pirani (born 1958) Piré – Louis Alexandre Henri Joseph Piré (1827–1887) Pires – João Murça Pires (1916–1994) Pires-O'Brien – Maria Joaquina Pires-O'Brien (born 1953) Pirone – Pascal Pompey Pirone (1907–2003) Pirotta – Pietro Romualdo Pirotta (1853–1936) Pisano – Edmundo Pisano (1919–1997) Piso – Willem (Guilielmus, Guilherme) Piso (Pies) (1611–1678) Pišút – Ivan Pišút (1935–2017) Pit. – Charles-Joseph Marie Pitard (1873–1927) Pitcher – Zina Pitcher (1797–1872) Pittendr. – Colin Pittendrigh (1918-1996) Pittier – Henri François Pittier (1857–1950) P.J.Adey – Patricia J. Adey (born 1936) P.James – Peter Wilfred James (1930–2014) P.J.Bergius – Peter Jonas Bergius (1730–1790) P.J.Braun – Pierre Josef Braun (born 1959) P.J.Cribb – Phillip James Cribb (born 1946) P.J.H.Hurter – P.J.H. Hurter (fl. 1995) P.J.Lang – Peter J. Lang (born 1955) P.J.L.Dang. – Pierre Jean Louis Dangeard (1895–1970) P.J.Müll. – (1832–1889) P.J.Sm. – P.J. Smith (fl. 1986) P.J.Spence – Philip John Spence (born 1940) P.Karst. – Petter Adolf Karsten (1834–1917) P.K.Endress – Peter Karl Endress (born 1942) P.K.Holmgren – Patricia Kern Holmgren (born 1940) P.K.Hsiao – Pei Ken Hsiao (born 1931) P.K.Sarkar – Priyabrata K. Sarkar (born 1929) P.Kumm. – Paul Kummer (1834–1912) P.Küpfer – Philippe Küpfer (born 1942) Planch. – Jules Émile Planchon (1823–1888) Planchuelo – (born 1945) Playford – Geoffrey Playford (fl. 1981) Plaz – Anton Wilhelm Plaz (1708–1784) Plée – Auguste Plée (1787–1825) Plowman – Timothy Charles Plowman (1944–1989) Plowr. – Charles Bagge Plowright (1849–1910) P.L.Perry – Pauline Lesley Perry (born 1927) Pluk. – Leonard Plukenet (1642–1706) Plum. – Charles Plumier (1646–1704) Plummer – Sara Allen Plummer (1836–1923) Plumst. – Edna Pauline Plumstead (1903–1989) P.MacGill. – Paul Howard MacGillivray (1834–1895) P.Martin – Paul Martin (1923–1982) P.M.Gilmour – Phil M. Gilmour (fl. 1987) P.Morris – Patrick Francis Morris (1896–1974)