Galé, Julián Baldomero Acuña

* February 27, 1900 – July 24, 1973 †

Mexico; Cuba

Collected Pteridaceae and identified Rubiaceae

de Jesús Marcano Fondeur, Eugenio

* September 27, 1923 – September 18, 2003 †

Dominican Republic

Collected Phyllostomidae and identified Rubiaceae

Killip, Ellsworth Paine

* September 02, 1890 – November 21, 1968 †

United States

Collected Asteraceae and identified Passifloraceae

Morton, Conrad Vernon

* October 24, 1905 – July 29, 1972 †

United States

Collected Asteraceae and identified Solanaceae

Proctor, George Richardson

* July 13, 1920 – October 12, 2015 †

United States

Collected Rubiaceae and identified Thelypteridaceae