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George
Engelmann

(Mycotree)


John Wesley
Powell

United States Geological Survey (Geotree)


George
Vasey

Illinois State Normal University (Plant Biology Tree)


Andrew Dickson
White

Cornell (History of History Tree)


Louis
Agassiz

Harvard (Neurotree)


David Starr
Jordan

Stanford (Neurotree)




Rudolf
Leuckart

Ludwigs-Universität Giessen (Neurotree)


Edward Laurens
Mark

Harvard (Neurotree)




Paul Smith
Welch

University of Michigan

Frank Egbert
Eggleton

University of Michigan
(Options)

Royal Bruce
Brunson

University of Michigan

Jeffrey Howard
Black

University of Oklahoma (DevTree)

Frank EggletonX