Takhtajan, Armen

* May 28, 1910 – November 13, 2009 †

Russian Empire; Russian Republic; Transcaucasian Commissariat; Transcaucasian Democratic Federative Republic; Democratic Republic of Georgia; Socialist Soviet Republic Of Georgia; Transcaucasian Socialist Federative Soviet Republic; Soviet Union; Russia

Identified Asteraceae and collected Rosaceae

Tatyana Yegorova
Yegorova, Tatyana

* December 01, 1930 – May 06, 2007 †

Soviet Union; Russia

Identified Cyperaceae and collected Laridae