Matthias Numsen Blytt
Blytt, Matthias Numsen

* April 26, 1789 – June 26, 1862 †

Norway

Asteraceae

Collected Asteraceae and identified Asteraceae

Bøgvad, Richard

* 1897 – 1952 †

Lecideaceae

Collected Lecideaceae and identified Umbilicariaceae

Dahl, Eilif

* December 07, 1916 – March 17, 1993 †

Norway

Collected Parmeliaceae and identified Parmeliaceae

Theodor Magnus Fries
Fries, Theodor Magnus

* October 28, 1832 – March 29, 1913 †

Sweden

Lecideaceae

Collected Lecideaceae and identified Lecideaceae

Johan Havaas
Havaas, Johan

* October 19, 1864 – April 27, 1956 †

Norway

Cladoniaceae

Collected Cladoniaceae and identified Cladoniaceae

von Keissler, Karl

* April 13, 1872 – January 09, 1967 †

Austria

Collected Mycosphaerellaceae and identified Tympanidaceae

Krog, Hildur

* March 22, 1922 – August 25, 2014 †

Norway

Collected Parmeliaceae and identified Parmeliaceae

Bernt Arne Lynge
Lynge, Bernt Arne

* July 09, 1884 – January 28, 1942 †

Norway

Collected Parmeliaceae and identified Parmeliaceae

Moe, Nils Green

* January 26, 1812 – September 14, 1892 †

Union between Sweden and Norway

Carabidae

Collected Carabidae and identified Asteraceae

John Axel Nannfeldt
Nannfeldt, John Axel

* January 18, 1904 – November 04, 1985 †

Sweden

Orobanchaceae

Collected Orobanchaceae and identified Poaceae

Johannes Musæus Norman
Norman, Johannes Musæus

* October 26, 1823 – January 15, 1903 †

Norway

Cyperaceae

Collected Cyperaceae and identified Cyperaceae

Gustaf Einar Du Rietz
Du Rietz, Gustaf Einar

* April 25, 1895 – March 07, 1967 †

Sweden

Cladoniaceae

Collected Cladoniaceae and identified Cladoniaceae

Rui, Halfdan

* September 18, 1905 – March 02, 1978 †

Norway

Collected Parmeliaceae and identified Parmeliaceae

Søren Christian Sommerfelt
Sommerfelt, Søren Christian

* April 09, 1794 – December 28, 1838 †

Norway

Cladoniaceae

Collected Cladoniaceae and identified Poaceae

Roland Thaxter
Thaxter, Roland

* August 28, 1858 – April 22, 1932 †

United States

Pucciniaceae

Collected Pucciniaceae and identified Physaraceae

Collected Roccellaceae and identified Roccellaceae

Collected Parmeliaceae and identified Ramalinaceae

Weber, William Alfred

* November 16, 1918 – March 18, 2020 †

United States

Collected Parmeliaceae and identified Asteraceae