Dahlgren, Gertrud

* 1931 – 2009 †

Sweden

Ranunculaceae

Collected Ranunculaceae and identified Rosaceae

Dahlgren, Bror Eric

* March 17, 1877 – December 16, 1961 †

Sweden; United States

Fabaceae

Collected Fabaceae and identified Arecaceae

Peterson, Bo-Hagard

* May 15, 1918 – July 29, 1990 †

Sweden

Fabaceae

Collected Fabaceae and identified Thymelaeaceae

Thorne, Robert Folger

* July 13, 1920 – March 24, 2015 †

United States

Asteraceae

Collected Asteraceae and identified Cyperaceae