Baird, Viola Brainerd

* August 05, 1875 – September 22, 1946 †

United States

Collected Pteridaceae

Abel Joel Grout
Grout, Abel Joel

* 1867 – March 27, 1947 †

United States

Identified Brachytheciaceae and collected Amblystegiaceae

Cyrus Pringle
Pringle, Cyrus

* May 06, 1838 – May 25, 1911 †

United States

Identified Poaceae and collected Asteraceae

Charles Sprague Sargent
Sargent, Charles Sprague

* April 24, 1841 – March 22, 1927 †

United States

Identified Rosaceae and collected Rosaceae