Thomas Henry
Huxley

(Evolution Tree)


Julius
Sachs

University of Wurzburg (Chemistry Tree)


Heinrich Anton
de Bary

Kaiser-Wilhelms-Universität Straßburg (Mycotree)


Harry Marshall
Ward

Cambridge (Chemistry Tree)


Edward Monroe
Freeman

UMN (Chemistry Tree)


Palmer O.
Johnson

UMN (Chemistry Tree)

Cyril
Hoyt

UMN
(Options)

Cyril HoytX