Isabella Abbott
Isabella Abbott

* June 20, 1919 – October 28, 2010 †

United States

Delesseriaceae

Collected Delesseriaceae and identified Rhodomelaceae

Collected Brassicaceae and identified Brassicaceae

George McCartney Chippendale

* April 18, 1921 – February 16, 2010 †

Australia

Myrtaceae

Collected Myrtaceae and identified Myrtaceae

Lincoln Constance

* February 16, 1909 – June 11, 2001 †

United States

Hydrophyllaceae

Collected Hydrophyllaceae and identified Apiaceae

Collected Cyperaceae and identified Poaceae

Charles Noyes Forbes

* September 24, 1883 – August 10, 1920 †

United States

Asteraceae

Collected Asteraceae and identified Dryopteridaceae

Francis Raymond Fosberg

* May 20, 1908 – September 25, 1993 †

United States

Poaceae

Collected Poaceae and identified Rubiaceae

Ib Friis

Denmark

Fabaceae

Collected Fabaceae and identified Urticaceae

Paul Fryxell

* February 02, 1927 – July 11, 2011 †

United States

Malvaceae

Collected Malvaceae and identified Malvaceae

Collected Sapotaceae and identified Sapotaceae

Derral Raymon Herbst

* October 13, 1934 – March 06, 2023 †

United States

Poaceae

Collected Poaceae and identified Asteraceae

Ding Hou
Ding Hou

* 1921 – 2008 †

Kingdom of the Netherlands

Anacardiaceae

Collected Anacardiaceae and identified Anacardiaceae

Lawrence Alexander Sidney Johnson

* June 26, 1925 – August 01, 1997 †

Australia

Myrtaceae

Collected Myrtaceae and identified Juncaceae

Collected Moraceae and identified Apocynaceae

Harold Norman Moldenke

* March 11, 1909 – January 07, 1996 †

United States

Asteraceae

Collected Asteraceae and identified Verbenaceae

Dan Henry Nicolson

* September 05, 1933 – June 02, 2016 †

United States

Araceae

Collected Araceae and identified Araceae

Robert Cyril Layton Perkins

* November 15, 1866 – September 29, 1955 †

United Kingdom; United Kingdom of Great Britain and Ireland

Coenagrionidae

Collected Coenagrionidae and identified Coenagrionidae

Bo-Hagard Peterson

* May 15, 1918 – July 29, 1990 †

Sweden

Fabaceae

Collected Fabaceae and identified Thymelaeaceae

Florence Signaigo Wagner

* February 18, 1919 – October 21, 2019 †

United States

Ophioglossaceae

Collected Ophioglossaceae and identified Dryopteridaceae

Harold St. John

* July 25, 1892 – December 12, 1991 †

United States

Poaceae

Collected Poaceae and identified Pandanaceae

Jan Frederik Veldkamp

* March 31, 1941 – November 12, 2017 †

Kingdom of the Netherlands

Poaceae

Collected Poaceae and identified Poaceae

Franz Elfried Wimmer

* November 30, 1881 – May 02, 1961 †

Austria-Hungary; Austria

Salicaceae

Collected Salicaceae and identified Campanulaceae