Kjeld Axel Holmen

April 21, 1921 – December 20, 1974

Denmark

Poaceae

Collected Poaceae and identified Poaceae

George Osborne King Sainsbury

1880 – July 22, 1957

New Zealand

Pottiaceae

Collected Pottiaceae and identified Pottiaceae

Marie-Laure Tardieu-Blot

November 17, 1902 – March 23, 1998

France

Cyperaceae

Collected Cyperaceae and identified Dryopteridaceae