Joseph Dalton Hooker
Hooker, Joseph Dalton

* June 30, 1817 – December 10, 1911 †

United Kingdom of Great Britain and Ireland

Collected Poaceae and identified Rubiaceae

Hou, Ding

* 1921 – 2008 †

Indonesia

Collected Anacardiaceae and identified Anacardiaceae

Franz Wilhelm Junghuhn
Junghuhn, Franz Wilhelm

* October 26, 1809 – April 24, 1864 †

Netherlands; Germany

Collected Poaceae and identified Sematophyllaceae

August Kappler
Kappler, August

* November 11, 1815 – October 20, 1887 †

Germany

Collected Fabaceae

Keraudren-Aymonin, Monique

* December 08, 1928 – May 25, 1981 †

France

Collected Cucurbitaceae and identified Cucurbitaceae

Kerr, Arthur Francis George

* February 07, 1877 – January 21, 1942 †

Ireland

Collected Fabaceae and identified Orchidaceae

Pieter Willem Korthals
Korthals, Pieter Willem

* September 01, 1807 – February 08, 1892 †

Netherlands

Collected Rubiaceae and identified Dicranaceae

Krapovickas, Antonio

* October 08, 1921 – August 17, 2015 †

Argentina

Collected Malvaceae and identified Malvaceae

Ledermann, Carl Ludwig

* July 29, 1875 – 1958 †

Switzerland

Collected Lauraceae and identified Commelinaceae

Collected Fabaceae and identified Fabaceae

Bertha Lutz
Lutz, Bertha

* August 02, 1894 – September 16, 1976 †

Brazil

Collected Fabaceae and identified Hylidae

von Lützelburg, Philipp Xaver

* July 16, 1880 – July 01, 1948 †

German Empire; Brazil; Nazi Germany; Germany

Collected Poaceae and identified Cyperaceae

Maguire, Bassett

* August 04, 1904 – February 06, 1991 †

United States

Collected Fabaceae and identified Clusiaceae

Maguire, Celia K.

* 1919 – 2014 †

Collected Melastomataceae and identified Clusiaceae

de Mello Filho, Luiz Emygdio

* 1913 – June 16, 2002 †

Brazil

Collected Fabaceae and identified Moraceae

Collected Fabaceae and identified Lecythidaceae

Navascués, Juan José Tafalla

* August 02, 1755 – October 01, 1811 †

Spain

Collected Rubiaceae

Niederlein, Gustavo

* January 01, 1858 – March 23, 1924 †

Argentina

Collected Asteraceae

José Antonio Pavón
Pavón, José Antonio

* April 22, 1754 – March 13, 1840 †

Spain

Collected Rubiaceae and identified Salicaceae

Pedersen, Troels Myndel

* September 26, 1916 – February 05, 2000 †

Argentina

Collected Poaceae and identified Amaranthaceae

Pilger, Robert Knud Friedrich

* July 03, 1876 – January 09, 1953 †

Germany

Collected Poaceae and identified Poaceae

Eduard Friedrich Poeppig
Poeppig, Eduard Friedrich

* July 16, 1798 – September 04, 1868 †

Germany

Collected Asteraceae and identified Orchidaceae

Popta, Canna Maria Louise

* May 31, 1860 – June 13, 1929 †

Kingdom of the Netherlands

Collected Asteraceae and identified Adrianichthyidae

Ramos, Maximo

* ? – May 11, 1932 †

Philippines

Collected Orchidaceae and identified Roccellaceae

Ratter, James Alexander

* February 15, 1934 – November 02, 2020 †

Collected Fabaceae and identified Vochysiaceae

Henry Nicholas Ridley
Ridley, Henry Nicholas

* December 10, 1855 – October 24, 1956 †

United Kingdom; United Kingdom of Great Britain and Ireland

Collected Orchidaceae and identified Orchidaceae

van Romburgh, Pieter

* September 30, 1855 – May 27, 1945 †

Kingdom of the Netherlands

Collected Apocynaceae

Cândido Rondon
Rondon, Cândido

* May 05, 1865 – January 19, 1958 †

Brazil

Collected Poaceae

van Royen, Pieter

* 1923 – 2002 †

Kingdom of the Netherlands

Collected Ericaceae and identified Sapotaceae

Adriaan van Royen
van Royen, Adriaan

* November 11, 1704 – February 28, 1779 †

Netherlands

Collected Poaceae