Edgar Irmscher

* August 17, 1887 – May 03, 1968 †

Germany

Marchantiaceae

Collected Marchantiaceae and identified Begoniaceae

Cornelis Kalkman
Cornelis Kalkman

* May 05, 1928 – January 19, 1998 †

Kingdom of the Netherlands

Ericaceae

Collected Ericaceae and identified Rosaceae

Collected Asteraceae and identified Asteraceae

Sandra Knapp
Sandra Knapp

United Kingdom

Solanaceae

Collected Solanaceae and identified Solanaceae

André Joseph Guillaume Henri Kostermans

* July 01, 1906 – July 10, 1994 †

Dutch East Indies; Indonesia

Lauraceae

Collected Lauraceae and identified Lauraceae

Patrick Kuss

Germany; Switzerland; Nepal; Bhutan

Saxifragaceae

Collected Saxifragaceae and identified Orobanchaceae

Kai Larsen
Kai Larsen

* November 15, 1926 – August 23, 2012 †

Denmark

Rubiaceae

Collected Rubiaceae and identified Fabaceae

Anthonius Josephus Maria Leeuwenberg

* August 11, 1930 – 2010 †

Kingdom of the Netherlands

Apocynaceae

Collected Apocynaceae and identified Apocynaceae

Theodor Loesener

* November 23, 1865 – June 02, 1941 †

Kingdom of Prussia; German Reich

Onagraceae

Collected Onagraceae and identified Aquifoliaceae

Elizabeth May McClintock

* July 07, 1912 – October 19, 2004 †

United States

Asteraceae

Collected Asteraceae and identified Hydrangeaceae

Frederick Gustav Meyer

* December 07, 1917 – October 13, 2006 †

United States

Asteraceae

Collected Asteraceae and identified Hamamelidaceae

Collected Moraceae and identified Apocynaceae

Harold Norman Moldenke

* March 11, 1909 – January 07, 1996 †

United States

Asteraceae

Collected Asteraceae and identified Verbenaceae

John Axel Nannfeldt
John Axel Nannfeldt

* January 18, 1904 – November 04, 1985 †

Sweden

Pucciniaceae

Collected Pucciniaceae and identified Poaceae

Hans Peter Nooteboom

* July 02, 1934 – April 20, 2022 †

Kingdom of the Netherlands

Rubiaceae

Collected Rubiaceae and identified Symplocaceae

Janet Russell Perkins
Janet Russell Perkins

* March 20, 1853 – July 07, 1933 †

United States

Poaceae

Collected Poaceae and identified Styracaceae

Pauline Dy Phon

* 1933 – May 21, 2010 †

Cambodia

Fagaceae

Collected Fagaceae and identified Fabaceae

Collected Poaceae and identified Poaceae

Ren-Chang Ching

* February 15, 1898 – July 22, 1986 †

Qing dynasty; People's Republic of China

Magnoliaceae

Collected Magnoliaceae and identified Dryopteridaceae

Heimo Rainer

Austria

Asteraceae

Collected Asteraceae and identified Annonaceae

Harold E. Robinson

* May 22, 1932 – December 17, 2020 †

United States

Sphagnaceae

Collected Sphagnaceae and identified Asteraceae

Norman Keith Bonner Robson

* 1928 – September 06, 2021 †

United Kingdom

Rubiaceae

Collected Rubiaceae and identified Hypericaceae

Gunnar Samuelsson

* August 27, 1885 – January 14, 1944 †

Sweden

Asteraceae

Collected Asteraceae and identified Rosaceae

Collected Nymphalidae and identified Schisandraceae

Anton Karl Schindler

* August 15, 1879 – 1964 †

Germany

Fabaceae

Collected Fabaceae and identified Fabaceae

Rudolf Schlechter
Rudolf Schlechter

* October 16, 1872 – November 16, 1925 †

Germany

Asteraceae

Collected Asteraceae and identified Orchidaceae

Camillo Karl Schneider

* April 07, 1876 – January 05, 1951 †

Germany

Asteraceae

Collected Asteraceae and identified Berberidaceae

Jiří Soják

* May 13, 1936 – October 17, 2012 †

Czech Republic

Rosaceae

Collected Rosaceae and identified Rosaceae

Benjamin Clemens Stone

* 1933 – March 19, 1994 †

United States

Pandanaceae

Collected Pandanaceae and identified Pandanaceae

Collected Rubiaceae and identified Fagaceae