Mary Strong Clemens
Clemens, Mary Strong

* January 03, 1873 – April 13, 1968 †

United States

Orchidaceae

Collected Orchidaceae and identified Poaceae

Clokey, Ira Waddell

* December 21, 1878 – January 13, 1950 †

United States

Asteraceae

Collected Asteraceae and identified Cyperaceae

Clover, Elzada

* September 12, 1897 – November 02, 1980 †

United States

Poaceae

Collected Poaceae and identified Cactaceae

Coker, William Chambers

* October 24, 1872 – June 27, 1953 †

United States

Boletaceae

Collected Boletaceae and identified Clavariaceae

Collins, Margaret S.

* September 04, 1922 – April 27, 1996 †

United States

Hydropsychidae

Collected Hydropsychidae

Frank Shipley Collins
Collins, Frank Shipley

* 1848 – 1920 †

United States

Chordariaceae

Collected Chordariaceae and identified Desmidiaceae

Philibert Commerson
Commerson, Philibert

* November 18, 1727 – March 13, 1773 †

France

Asteraceae

Collected Asteraceae and identified Ericaceae

Conzatti, Cassiano

* August 13, 1862 – March 02, 1951 †

Italy; Kingdom of Italy

Asteraceae

Collected Asteraceae and identified Cyperaceae

Orator Fuller Cook
Cook, Orator Fuller

* May 28, 1867 – April 23, 1949 †

United States

Arecaceae

Collected Arecaceae and identified Didymiaceae

Cook, Christopher David Kentish

* 1933 – 1990 †

United Kingdom

Poaceae

Collected Poaceae and identified Ranunculaceae

Edwin Bingham Copeland
Copeland, Edwin Bingham

* September 30, 1873 – March 16, 1964 †

United States

Pteridaceae

Collected Pteridaceae and identified Hymenophyllaceae

Core, Earl Lemley

* 1902 – 1984 †

United States

Collected Rubiaceae and identified Cyperaceae

Mireya D. Correa
Correa, Mireya D.

* February 06, 1940 – November 22, 2022 †

Panama

Collected Rubiaceae and identified Droseraceae

Correll, Donovan Stewart

* April 13, 1908 – March 28, 1983 †

United States

Asteraceae

Collected Asteraceae and identified Orchidaceae

John Merle Coulter
Coulter, John Merle

* November 20, 1851 – December 23, 1928 †

United States

Asteraceae

Collected Asteraceae and identified Solanaceae

Frederick Vernon Coville
Coville, Frederick Vernon

* March 23, 1867 – January 09, 1937 †

United States

Asteraceae

Collected Asteraceae and identified Juncaceae

Cowan, Richard Sumner

* January 23, 1921 – November 17, 1997 †

United States

Fabaceae

Collected Fabaceae and identified Fabaceae

Cristóbal, Carmen Lelia

* December 01, 1932 – September 25, 2019 †

Argentina

Malvaceae

Collected Malvaceae and identified Malvaceae

Collected Araceae and identified Araceae

José Cuatrecasas
Cuatrecasas, José

* March 19, 1903 – May 24, 1996 †

Spain; United States

Asteraceae

Collected Asteraceae and identified Asteraceae

Cufodontis, Georg

* August 03, 1896 – November 18, 1974 †

Austria

Poaceae

Collected Poaceae and identified Pittosporaceae

Hugh Cuming
Cuming, Hugh

* February 14, 1791 – August 10, 1865 †

United Kingdom of Great Britain and Ireland

Asteraceae

Collected Asteraceae

Curran, Hugh McCullum

* 1875 – 1960 †

United States

Fabaceae

Collected Fabaceae and identified Balanophoraceae

Allen Hiram Curtiss
Curtiss, Allen Hiram

* 1845 – 1907 †

United States

Poaceae

Collected Poaceae and identified Pteridaceae

Francisco Freire Allemão e Cysneiro
e Cysneiro, Francisco Freire Allemão

* July 24, 1797 – November 11, 1874 †

Brazil

Fabaceae

Collected Fabaceae and identified Fabaceae

Dahlgren, Bror Eric

* March 17, 1877 – December 16, 1961 †

Sweden; United States

Fabaceae

Collected Fabaceae and identified Arecaceae

Charles Darwin
Darwin, Charles

* February 12, 1809 – April 19, 1882 †

United Kingdom of Great Britain and Ireland

Asteraceae

Collected Asteraceae and identified Balanidae

Davis, Peter Hadland

* June 18, 1918 – March 05, 1992 †

United Kingdom

Asteraceae

Collected Asteraceae and identified Lamiaceae

Deam, Charles C.

* August 30, 1865 – May 29, 1953 †

United States

Cyperaceae

Collected Cyperaceae and identified Poaceae

Degener, Otto

* May 13, 1899 – January 16, 1988 †

United States

Asteraceae

Collected Asteraceae and identified Asteraceae