Hartmann, Heidrun

* August 05, 1942 – July 11, 2016 †

Germany

Collected Aizoaceae and identified Aizoaceae

Hilliard, Olive Mary

* July 04, 1925 – ? †

South Africa

Collected Asteraceae and identified Scrophulariaceae

Klak, Cornelia

South Africa

Collected Aizoaceae and identified Aizoaceae

Moldenke, Harold Norman

* March 11, 1909 – January 07, 1996 †

United States

Collected Asteraceae and identified Verbenaceae