Smith, Gideon Francois
Smith, William Wright
Sokoloff, Dmitry Dmitrievich
Solereder, Hans
Soreng, Robert John
Spach, Édouard
Španiel, Stanislav
Sparre, Benkt
Spegazzini, Carlo Luigi
Speta, Franz
Sprengel, Kurt Polycarp Joachim
Stapf, Otto
Starodubtzev, V.N.
Stearn, William Thomas
Stebbins, George Ledyard
Štěpánek, Jan
Stern, Frederick Claude
Sternberg, Kaspar Maria von
Stevenson, John
Stiefelhagen, Heinz
Straka, Herbert
Straley, Gerald Bane
Straw, Richard Myron
Stuessy, Tod Falor
Sun, Hang
Sündermann, Franz
Sutton, David A.
Swartz, Olof Peter
Sweet, Robert
Sytsma, Kenneth J.