Sharp, W.: Ward McClintic Sharp, 

 1904- , United States 



Small: John Kunkel Small, 

 1869-1938, United States 



Shibata: Keita Shibata, 

 1877-1949, Japan 



Shinners: Lloyd Herbert Shinners, 

 1918-1971, Canada, United States 



Sieb.: Philipp Franz von Siebold, 

 1796-1866, Germany 



Simmonds: Arthur Simmonds, 

 1892-1968, United Kingdom (horticulture) 



Simonk.: Lajos Simonkai, 

 1851-1910, Hungary 



Sims: John Sims, 

 1749-1831, United Kingdom 



Soderstrom: Thomas Robert Soderstrom, 

 1936-1987, United States 



Sol.: Daniel Carl Solander, 

 1733-1782, Sweden, United Kingdom 



Solym.: Sigmond L. Solymosy, 

 1906-1974, United States 



Soul. -Bod.: Etienne Soulange-Bodin, 

 1774-1846, France (horticulture) 



Spach: Edouard Spach, 

 1801-1879, France 



Spaeth: Franz Ludwig Spath, 

 1838-1913, Germany (horticulture) 



Skan: Sidney Alfred Skan, 



1870-1939, United Kingdom (horticulture) 



Spongberg: Stephen A. Spongberg, 

 1942- , United States 



Skeels: Homer Collar Skeels, 

 1873-1934, United States 



Skipwith: Geoffrey Skipwith, 



fl. 1924-29, United Kingdom (nurseryman) 



Skvortz.: Boris Vassilievich Skvortzov, 

 1890-1980, Poland, Brazil 



Sleumer: Hermann Otto Sleumer, 

 1906- , Germany, Netherlands 



Sm.: James Edward Smith, 

 1759-1828, United Kingdom 



Sm., A.C.: Albert Charles Smith, 

 1906- , United States 



Sm., A.R.: Alan Reed Smith, 

 1938- , United Kingdom 



Sm., E.A.: Eugene Allen Smith, 

 1841-1927, United States 



Sm., L.B.: Lyman Bradford Smith, 

 1904- . United States 



Sm., W.G.: William Gardner Smith, 

 1866-1928, United Kingdom 



Sm., W.W.: William Wright Smith, 

 1875-1956, United Kingdom 



Sprague: Thomas Archibald Sprague, 

 1877-1958, United Kingdom 



Spreng.: Kurt Polykarp Joachim Sprengel, 

 1766-1833, Germany 



St. Hil.: Auguste Francois Cesar 

 Prouvencal de Saint-Hilaire, 

 1779-1853, France 



Stapf: Otto Stapf, 



1857-1933, Austria, United Kingdom 



Staunt.: George Leonard Staunton, 

 1737-1801, United Kingdom 



Stearn: William Thomas Stearn, 

 1911- , United Kingdom 



Sterns: Emerson Ellick Sterns, 

 1846-1926, United States 



Steud.: Ernst Gottlieb von Steudel, 

 1783-1856, Germany 



Steven: Christian von Steven, 

 1781-1863, France, United States 



Stewart, J.L.: John Lindsay Stewart, 

 1832-1873, United Kingdom, India 



Steyerm.: Julian Alfred Steyermark, 

 1909-1988, United States 





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