Nees: Christian Gottfried Nees von Esenbeck, 

 1776-1858, Germany 



Nees, T.: Theodor Friedrich Ludwig Nees von 



Esenbeck, 



1787-1837, Germany 



Nelson, J.: John Nelson (pseudonym "Johannes 



Senilis"), 



fl. 1860's, United Kingdom 



Nemoto: Kwanji Nemoto, 

 1860-1936, Japan 



Nichols.: George Nicholson, 



1847-1908, United Kingdom (horticulture) 



Niedenzu: Franz Joseph Niedenzu, 

 1857-1937, Germany 



Nutt.: Thomas Nuttall, 



1786-1859, United Kingdom, United States 



Oerst.: Anders Sandoe Oersted, 

 1816-1872, Denmark, Central America 



Ohwi: Jisaburo Ohwi, 

 1905-1977, Japan 



Oliv.: Daniel Oliver, 

 1830-1916, United Kingdom 



Opiz: Philipp Maximilian Opiz, 

 1787-1858, Czechoslovakia 



Ort.: Casimiro Gomez Ortega, 

 1740-1818, Spain 



Osbeck: Pehr Osbeck, 



1723-1805, Sweden (collector in China) 



Osborn: Arthur Osborn, 

 1878-1964, United Kingdom 



Otto: Christoph Friedrich Otto, 

 1783-1856, Germany 



Ottol.: Kornelius Johannes Willem Ottolander, 

 1822-1887, Netherlands 



Oudemans: Cornelius Anton Jan Abraham 



Oudemans, 



1825-1906, Netherlands (dendrology) 



Palib.: Ivan Vladimirovich Palibin, 

 1872-1949, Russia 



Pall.: Peter Simon Pallas, 

 1741-1811, Germany, Russia 



Palm.: Ernest Jesse Palmer, 



1875-1962, United Kingdom, United States 



Pamp.: Renato Pampanini, 

 1875-1949, Italy 



Pancic: Josef Pancic, 

 1814-1888, Yugoslavia 



Pari.: Filippo Parlatore, 

 1816-1877, Italy (Coniferae) 



Pavon: Jose Antonio Pa von, 

 1754-1844, Spain, Peru, Chile 



Pax: Ferdinand Albin Pax, 

 1858-1942, Germany 



Paxt.: Joseph Paxton, 

 1803-1865, United Kingdom 



Pearce: Sydney Albert Pearce, 



1906-1972, United Kingdom (cultivated plants) 



Perk.: Janet Russell Perkins, 

 1853-1933, United States 



Pers.: Christiaan Hendrik Persoon, 

 1761-1836, So. Africa, Germany, France 



Phipps: James Bird Phipps, 

 1934- , Canada (Crataegus) 



Pierre: Jean Baptiste Louis Pierre, 

 1833-1905, France 



Pike: Arnold Pike, 



fl. 1890's, United Kingdom 



Pilger: Robert Knud Friedrich Pilger, 

 1876-1953, Germany 



Planch.: Jules Emile Planchon, 

 1823-1888, France 



Poggenburg: Justus Ferdinand Poggenburg, 

 1840-1893, Germany, United States 



Poir.: Jean Louis Marie Poiret, 

 1755-1834, France 



Poit.: Pierre Antoine Poiteau, 

 1766-1854, France (cultivated plants) 









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