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Albert Charles
Seward
Cambridge (Evolution Tree)


Edward Alexander Newell
Arber
Cambridge (Evolution Tree)


Hugh Hamshaw
Thomas
Cambridge (Evolution Tree)


Adolf
Engler
Royal Botanical Gardens and Museums of Berlin (Chemistry Tree)


Jesse More
Greenman
Washington University (Chemistry Tree)


Sereno
Watson
Harvard (Evolution Tree)


Merritt Lyndon
Fernald
Harvard (Evolution Tree)


Robert Everard
Woodson
(Systematics Tree)


Henry Nathaniel
Andrews, Jr.
University of Connecticut

Patricia G.
Gensel
(Options)

Michael George
Simpson
UCSD (Evolution Tree)

Makenzie Elizabeth
Mabry
UF Gainesville (Evolution Tree)

Patricia GenselX