James Dwight Dana
Dana, James Dwight

* February 12, 1813 – April 14, 1895 †

United States

Identified Acroporidae and collected Rigbyaceae

Augustus Addison Gould
Gould, Augustus Addison

* April 23, 1805 – September 15, 1866 †

United States

Identified Vermetidae and collected Vermetidae

Sleumer, Hermann Otto

* February 21, 1906 – October 01, 1993 †

Germany; Kingdom of the Netherlands

Identified Salicaceae and collected Ericaceae