Alston, Arthur Hugh Garfit

* September 04, 1902 – March 17, 1958 †

United Kingdom; United Kingdom of Great Britain and Ireland

Identified Selaginellaceae and collected Polypodiaceae

Identified Orchidaceae and collected Orchidaceae

Identified Braconidae and collected Noctuidae

Sandra Knapp
Knapp, Sandra

United Kingdom

Identified Solanaceae and collected Solanaceae

Proctor, George Richardson

* July 13, 1920 – October 12, 2015 †

United States

Identified Thelypteridaceae and collected Rubiaceae

Steyermark, Julian Alfred

* January 27, 1909 – October 15, 1988 †

United States

Identified Rubiaceae and collected Poaceae

Wagner, Warren H.

* August 29, 1920 – January 08, 2000 †

United States

Identified Ophioglossaceae and collected Ophioglossaceae

Williams, Louis Otho

* December 16, 1908 – January 07, 1991 †

United States

Identified Orchidaceae and collected Asteraceae