Friedrich
Wöhler

Universität Göttingen


William Smith
Clark

Massachusetts Agricultural College


Leopold
Gmelin

Heidelberg University


Friedrich
Tiedemann

Universität Heidelberg (Neurotree)


Franz Carl
Nägele

Universität Heidelberg (Neurotree)




Friedrich
Wöhler

Universität Göttingen


Henry Bradford
Nason

RPI (Marine Ecology Tree)
?


Davis Wasgatt
Clark

Amenia Seminary (Terrestrial Ecology Tree)


Willbur
Fisk

Wesleyan (Theology Tree)


Joseph
Cummings

Northwestern (Terrestrial Ecology Tree)


Parker L.D.
Cleaveland

Harvard (Geotree)


John
Johnston

Bowdoin College


Alexander
Winchell

Vanderbilt (Terrestrial Ecology Tree)


Thomas Chrowder
Chamberlin

Chicago (Marine Ecology Tree)


Carl F. P.
von Martius

Universität München


Lorenz
Oken

Universität Zürich (Physiology Academic Tree)


Ignaz
Döllinger

University of Munich (Neurotree)


Andreas
Röschlaub

University of Munich (Neurotree)






Louis
Agassiz

Harvard (Neurotree)


Burt Green
Wilder

Cornell (DevTree)


Friedrich Hermann
Loew

Harvard (Entomology Tree)


Carl Robert
Osten-Sacken

(Entomology Tree)


Karl August Wilhelm
Berends

Universität Berlin (Physiology Academic Tree)


Karl Ferdinand
von Graefe

Universität Berlin (Physiology Academic Tree)


Ernst
Horn

Universität Berlin (Physiology Academic Tree)


Martin Heinrich
Rathke

Universität Königsberg (Terrestrial Ecology Tree)


Hermann August
Hagen

Harvard (Terrestrial Ecology Tree)


John Henry
Comstock

Cornell (Systematics Tree)

Franklin Hiram
King

UW Madison
(Options)


Emil
Truog

UW Madison

Frank Leslie
Duley

University of Missouri, Columbia

Franklin KingX