Kramer, Karl Ulrich

* October 17, 1928 – July 11, 1994 †

Switzerland

Poaceae

Collected Poaceae and identified Lindsaeaceae

Shawn Krosnick
Krosnick, Shawn

United States

Passifloraceae

Collected Passifloraceae and identified Passifloraceae

Kükenthal, Georg

* March 30, 1864 – October 20, 1955 †

Germany

Cyperaceae

Collected Cyperaceae and identified Cyperaceae

Kai Larsen
Larsen, Kai

* November 15, 1926 – August 23, 2012 †

Denmark

Collected Rubiaceae and identified Fabaceae

Lazarides, Michael

* November 30, 1928 – November 14, 2011 †

Australia

Poaceae

Collected Poaceae and identified Poaceae

Leuenberger, Beat Ernst

* August 27, 1946 – May 20, 2010 †

Switzerland

Cactaceae

Collected Cactaceae and identified Cactaceae

Collected Woodsiaceae and identified Pteridaceae

Magnusson, Hugo

* March 01, 1885 – July 14, 1964 †

Sweden

Lecanoraceae

Collected Lecanoraceae and identified Acarosporaceae

Mains, Edwin Butterworth

* March 31, 1890 – December 23, 1968 †

United States

Pucciniaceae

Collected Pucciniaceae and identified Pucciniaceae

Identified Orchidaceae

Markgraf, Friedrich

* February 01, 1897 – March 08, 1987 †

German Empire; Weimar Republic; Nazi Germany; Germany

Melastomataceae

Collected Melastomataceae and identified Apocynaceae

Markgraf-Dannenberg, Ingeborg

* March 18, 1911 – March 22, 1996 †

Switzerland; Germany

Poaceae

Collected Poaceae and identified Poaceae

McKelvey, Susan Delano

* March 13, 1883 – July 11, 1964 †

United States

Cupressaceae

Collected Cupressaceae and identified Asparagaceae

Mendum, Mary

* 1945 – February 13, 2004 †

United Kingdom

Gesneriaceae

Collected Gesneriaceae and identified Gesneriaceae

Elmer Drew Merrill
Merrill, Elmer Drew

* October 15, 1876 – February 25, 1956 †

United States

Collected Graphidaceae and identified Myrtaceae

Collected Gesneriaceae and identified Apocynaceae

Moldenke, Harold Norman

* March 11, 1909 – January 07, 1996 †

United States

Asteraceae

Collected Asteraceae and identified Verbenaceae

Moore, David M.

* July 26, 1933 – June 29, 2013 †

United Kingdom

Poaceae

Collected Poaceae and identified Violaceae

Collected Zingiberaceae and identified Zingiberaceae

Nooteboom, Hans Peter

* July 02, 1934 – April 20, 2022 †

Kingdom of the Netherlands

Collected Rubiaceae and identified Symplocaceae

Collected Lamiaceae and identified Lamiaceae

Pedley, Leslie

* May 19, 1930 – November 27, 2018 †

Australia

Fabaceae

Collected Fabaceae and identified Fabaceae

Collected Fabaceae and identified Polygonaceae

Perry, Lily May

* January 05, 1895 – March 11, 1992 †

United States

Cyperaceae

Collected Cyperaceae and identified Myrtaceae

Petrak, Franz

* October 09, 1886 – October 09, 1973 †

Austria-Hungary; Austria

Collected Mycosphaerellaceae and identified Asteraceae

Philipson, William

* December 06, 1911 – March 28, 1997 †

New Zealand

Fabaceae

Collected Fabaceae and identified Araliaceae

Phon, Pauline Dy

* 1933 – May 21, 2010 †

Cambodia

Fagaceae

Collected Fagaceae and identified Fabaceae

Collected Poaceae and identified Poaceae

Pilger, Robert Knud Friedrich

* July 03, 1876 – January 09, 1953 †

Germany

Poaceae

Collected Poaceae and identified Poaceae

Poulsen, Axel Dalberg

United Kingdom

Zingiberaceae

Collected Zingiberaceae and identified Zingiberaceae