Joseph William Adams

* March 02, 1906 – October 22, 1986 †

United States

Pteridaceae

Collected Pteridaceae and identified Salicaceae

Myrtle T. Adams

* December 13, 1903 – February 16, 1989 †

United States

Ericaceae

Collected Ericaceae and identified Cyperaceae

Frederick W. Case

* February 16, 1927 – January 12, 2011 †

United States

Orchidaceae

Collected Orchidaceae and identified Orchidaceae

George R. Cooley

* May 29, 1896 – September 27, 1986 †

United States

Asteraceae

Collected Asteraceae and identified Fabaceae

Donovan Stewart Correll

* April 13, 1908 – March 28, 1983 †

United States

Asteraceae

Collected Asteraceae and identified Orchidaceae

Arthur Cronquist
Arthur Cronquist

* March 19, 1919 – March 22, 1992 †

United States

Asteraceae

Collected Asteraceae and identified Asteraceae

John Milton Fogg Jr.

* November 08, 1898 – October 12, 1982 †

United States

Cyperaceae

Collected Cyperaceae and identified Cyperaceae

Francis W. Pennell

* August 04, 1886 – February 03, 1952 †

United States

Orobanchaceae

Collected Orobanchaceae and identified Plantaginaceae

John Kunkel Small
John Kunkel Small

* January 31, 1869 – January 20, 1938 †

United States

Asteraceae

Collected Asteraceae and identified Brachytheciaceae

Marie L. Wurdack

* February 12, 1925 – December 30, 1978 †

United States

Melastomataceae

Collected Melastomataceae

John Julius Wurdack

* April 28, 1921 – May 13, 1998 †

United States

Melastomataceae

Collected Melastomataceae and identified Melastomataceae