Aasamaa, Heinrich

* January 27, 1909 – August 09, 2008 †

Estonia

Collected Poaceae and identified Ranunculaceae

Bush, Nikolay

* October 29, 1869 – August 07, 1941 †

Russian Empire; Soviet Union

Aleksandr Vasiljevich Fomin
Fomin, Aleksandr Vasiljevich

* May 02, 1867 – October 16, 1935 †

Russian Empire; Russian Socialist Federative Soviet Republic; Soviet Union

Hints, Olle

Estonia

Collected Ramphoprionidae and identified Ramphoprionidae

Nikolaï Kouznetsov
Kouznetsov, Nikolaï

* December 05, 1864 – May 22, 1932 †

Russian Empire; Soviet Union

Elmar Emil Leppik
Leppik, Elmar Emil

* October 04, 1898 – February 04, 1978 †

United States

Teodor Lippmaa
Lippmaa, Teodor

* November 17, 1892 – January 27, 1943 †

Russian Empire; Estonia

Collected Cyperaceae and identified Cyperaceae

Masing, Viktor

* April 11, 1925 – March 18, 2001 †

Soviet Union; Estonia

Paul William Thomson
Thomson, Paul William

* December 22, 1891 – December 13, 1957 †

Germany

Collected Rubiaceae

Hans Trass
Trass, Hans

* May 02, 1928 – February 14, 2017 †

Soviet Union; Estonia

Collected Cladoniaceae and identified Cladoniaceae

Vaga, August

* March 15, 1893 – December 11, 1960 †

Estonia; Russian Empire