Richard Sumner Cowan

* January 23, 1921 – November 17, 1997 †

United States

Fabaceae

Collected Fabaceae and identified Fabaceae

Tatyana Yegorova
Tatyana Yegorova

* December 01, 1930 – May 06, 2007 †

Soviet Union; Russia

Laridae

Collected Laridae and identified Cyperaceae