Isabella Abbott
Isabella Abbott

June 20, 1919 – October 28, 2010

United States

Delesseriaceae

Collected Delesseriaceae and identified Rhodomelaceae

Charles Basel Arzeni

1925 – 1997

Pottiaceae

Collected Pottiaceae and identified Pterobryaceae

Collected Rubiaceae and identified Rubiaceae

Rebecca D. Bray

1974 – January 21, 2018

United States

Asteraceae

Collected Asteraceae and identified Isoetaceae

Derral Raymon Herbst

October 13, 1934 – March 06, 2023

United States

Poaceae

Collected Poaceae and identified Asteraceae

Sandra Knapp
Sandra Knapp

United Kingdom

Solanaceae

Collected Solanaceae and identified Solanaceae

Norton George Miller

1942 – 2011

Sphagnaceae

Collected Sphagnaceae and identified Mniaceae

Jan Frederik Veldkamp

March 31, 1941 – November 12, 2017

Kingdom of the Netherlands

Poaceae

Collected Poaceae and identified Poaceae

Collected Caryophyllaceae and identified Juncaginaceae