Harry E. Ahles

* October 28, 1924 – March 21, 1981 †

United States

Asteraceae

Collected Asteraceae and identified Asteraceae

Paul Bartsch
Paul Bartsch

* August 14, 1871 – April 24, 1960 †

United States

Parulidae

Collected Parulidae and identified Pyramidellidae

Elizabeth Collins

United States

Burseraceae

Collected Burseraceae and identified Burseraceae

Francis Raymond Fosberg

* May 20, 1908 – September 25, 1993 †

United States

Poaceae

Collected Poaceae and identified Rubiaceae

Steven W. Leonard

* 1943 – June 24, 2022 †

Poaceae

Collected Poaceae and identified Asteraceae

Collected Parmeliaceae and identified Rosaceae

Frederick Gustav Meyer

* December 07, 1917 – October 13, 2006 †

United States

Asteraceae

Collected Asteraceae and identified Hamamelidaceae

Collected Osmundaceae and identified Brassicaceae

Larry Morse

* November 15, 1947 – February 03, 2012 †

Collected Cystopteridaceae and identified Cistaceae

Collected Cyperaceae and identified Solanaceae

Albert Ernest Radford
Albert Ernest Radford

* January 25, 1918 – April 12, 2006 †

United States

Asteraceae

Collected Asteraceae and identified Cyperaceae

Matthew Sheik
Matthew Sheik

United States

Asteraceae

Collected Asteraceae and identified Violaceae

Frederick H. Utech

* April 19, 1943 – February 09, 2021 †

United States

Asteraceae

Collected Asteraceae and identified Liliaceae

Alan Weakley

United States

Sphagnaceae

Collected Sphagnaceae and identified Lycopodiaceae

Andrea Weeks

United States

Burseraceae

Collected Burseraceae and identified Asteraceae

Collected Nymphaeaceae and identified Nymphaeaceae