von Keissler, Karl

* April 13, 1872 – January 09, 1967 †

Austria

Identified Tympanidaceae and collected Mycosphaerellaceae

Krog, Hildur

* March 22, 1922 – August 25, 2014 †

Norway

Identified Parmeliaceae and collected Parmeliaceae

Magnusson, Hugo

* March 01, 1885 – July 14, 1964 †

Sweden

Identified Acarosporaceae and collected Lecanoraceae

Constantin Papp
Papp, Constantin

* January 01, 1896 – August 17, 1972 †

Romania

Identified Brachytheciaceae and collected Amblystegiaceae

Rui, Halfdan

* September 18, 1905 – March 02, 1978 †

Norway

Identified Parmeliaceae and collected Parmeliaceae

Identified Ramalinaceae and collected Ramalinaceae

Ştefureac, Traian Ion

* 1908 – 1986 †

Romania

Identified Thuidiaceae and collected Potamogetonaceae