Erling Christophersen

April 17, 1898 – November 09, 1994

Norway

Rubiaceae

Collected Rubiaceae and identified Teloschistaceae

Collected Fabaceae and identified Fabaceae

Alfred James Tadgell

1863 – 1949

Orchidaceae

Collected Orchidaceae and identified Asteraceae

James Richard Tovey

April 16, 1873 – December 30, 1922

United Kingdom of Great Britain and Ireland

Asteraceae

Collected Asteraceae

Herbert Bennett Williamson

June 18, 1860 – January 30, 1931

Australia

Fabaceae

Collected Fabaceae and identified Dasypogonaceae