Aanstad, Sigurd

* April 06, 1906 – June 28, 1997 †

Norway

Collected Poaceae and identified Poaceae

des Abbayes, Henry Robert Nicollon

* July 15, 1898 – May 21, 1974 †

France

Collected Parmeliaceae and identified Cladoniaceae

Adams, Laurence George

* 1929 – November 07, 2014 †

Australia

Collected Myrtaceae and identified Caryophyllaceae

Hans Wilhelmsson Ahlmann
Ahlmann, Hans Wilhelmsson

* November 14, 1889 – March 10, 1974 †

Sweden

Collected Parmeliaceae and identified Parmeliaceae

Ahlner, Sten Gustav Edvard

* 1905 – 1991 †

Sweden

Collected Parmeliaceae and identified Parmeliaceae

Collected Cladoniaceae and identified Cladoniaceae

Alexandrova, Vera Danilovna

* August 30, 1910 – January 16, 1989 †

Soviet Union

Collected Icmadophilaceae

Harry Allan
Allan, Harry

* April 27, 1882 – October 29, 1957 †

New Zealand

Collected Lobariaceae and identified Asteraceae

Allen, Charles Elmer

* October 04, 1872 – June 25, 1954 †

United States

Collected Umbilicariaceae and identified Umbilicariaceae

Almborn, Ove

* 1914 – 1992 †

Collected Parmeliaceae and identified Parmeliaceae

Sigfrid Oskar Immanuel Almquist
Almquist, Sigfrid Oskar Immanuel

* February 15, 1844 – October 18, 1923 †

Sweden

Collected Asteraceae and identified Cyperaceae

Ernst Almquist
Almquist, Ernst

* August 10, 1852 – May 16, 1946 †

Sweden

Collected Parmeliaceae and identified Parmeliaceae

Anders, Joseph

* November 11, 1863 – January 27, 1936 †

Austria; Czechoslovakia

Collected Cladoniaceae and identified Cladoniaceae

Nils Johan Andersson
Andersson, Nils Johan

* February 20, 1821 – March 27, 1880 †

Sweden

Collected Asteraceae and identified Cyperaceae

Collected Boletaceae and identified Lophiostomataceae

Andrásovszky, József

* August 15, 1889 – March 07, 1943 †

Hungary

Collected Cyperaceae and identified Cyperaceae

Martino Anzi
Anzi, Martino

* January 31, 1812 – April 19, 1883 †

Kingdom of Italy

Collected Parmeliaceae and identified Parmeliaceae

Archer, William

* 1820 – 1874 †

Australia

Collected Parmeliaceae and identified Parmeliaceae

Johannes Müller Argoviensis
Argoviensis, Johannes Müller

* May 09, 1828 – January 28, 1896 †

Switzerland

Collected Teloschistaceae and identified Rubiaceae

Hampus Wilhelm Arnell
Arnell, Hampus Wilhelm

* August 02, 1848 – December 18, 1932 †

Sweden

Collected Cyperaceae and identified Cyperaceae

Ferdinand Christian Gustav Arnold
Arnold, Ferdinand Christian Gustav

* 1828 – 1901 †

Kingdom of Bavaria

Collected Verrucariaceae and identified Parmeliaceae

Arrhenius, Johan Axel

* November 14, 1858 – October 15, 1952 †

Finland

Collected Asteraceae and identified Cyperaceae

Arsène, Gustave

* 1867 – May 25, 1938 †

France

Collected Poaceae and identified Poaceae

Asahina, Yasuhiko

* April 16, 1881 – June 30, 1975 †

Japan

Collected Parmeliaceae and identified Parmeliaceae

Asplund, Erik

* October 09, 1888 – July 30, 1974 †

Sweden

Collected Poaceae and identified Poaceae

Auerswald, Bernhard

* March 19, 1818 – 1870 †

Germany

Collected Arthoniaceae and identified Arthoniaceae

Collected Collemataceae and identified Collemataceae

Fredrik Rutger Aulin
Aulin, Fredrik Rutger

* November 19, 1841 – February 18, 1923 †

Sweden

Collected Poaceae and identified Asteraceae

Aunier, Jean Juste Noël Antoine

* December 24, 1784 – August 09, 1859 †

Collected Campanulaceae and identified Campanulaceae

Awasthi, Dharani Dhar

* 1922 – August 21, 2011 †

Collected Parmeliaceae and identified Parmeliaceae