Hermann
Schacht

Universität Bonn (Systematics Tree)


Ernst Heinrich
Haeckel

Universität Jena (Neurotree)


Nathanael
Pringsheim

University of Jena (Marine Ecology Tree)


Eduard Adolf
Strasburger

Universität Bonn (Marine Ecology Tree)




Albert N.
Prentiss

Cornell (Mycotree)


Heinrich Anton
de Bary

Kaiser-Wilhelms-Universität Straßburg (Mycotree)


William Russel
Dudley

Stanford (Mycotree)


Louis
Agassiz

Harvard (Marine Ecology Tree)


Burt Green
Wilder

Cornell (DevTree)


George Francis
Atkinson

Cornell (Mycotree)


Calvin Henry
Kauffman

University of Michigan

Alfred Hubert William
Povah

Northwestern
(Options)

Alfred PovahX