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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

Clifford Osburn
Berg

Cornell
(Options)

Stuart E.
Neff

Temple University


E. Fred
Benfield

Virginia Tech

James Bruce
Wallace

University of Georgia

Oliver S.
Flint

Smithsonian National Museum of Natural History (Evolution Tree)

John D.
Oswald

Texas A & M (Evolution Tree)

Clifford BergX