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Jacob
Vallan
Utrecht


Johan Jacob
Döbelius (von Döbeln)
Lund University (Medicine Tree)


Kilian
Stobæus
Lund University (Medicine Tree)




Johannes
de Gorter
University of Harderwijk




Johann C. D.
von Schreber
Universität Erlangen

Carl F. P.
von Martius
Universität München
(Options)

Louis
Agassiz
Harvard (Marine Ecology Tree)

Henry Augustus
Ward
Ward's Natural Science Establishment

Johann Jakob
von Tschudi
(Evolution Tree)

Spencer Fullerton
Baird
Smithsonian Institution (Evolution Tree)

Edward A.
Birge
UW Madison

Charles Sedgwick
Minot
Harvard Medical School (Anatomy Tree)

Joseph
Le Conte (LeConte)
UC Berkeley (Geotree)

John
McCrady
University of the South, Sewanee (Systematics Tree)

Joel Asaph
Allen
American Museum of Natural History

William Healey
Dall
Smithsonian National Museum of Natural History (Evolution Tree)

Charles Otis
Whitman
Chicago (Evolution Tree)

David Starr
Jordan
Stanford (Marine Ecology Tree)

Albert John
Cook
Pomona College (Terrestrial Ecology Tree)

Frederick W.
Putnam
Harvard (Anthropology Tree)

Alexander
Agassiz
Harvard (Chemistry Tree)


Alpheus Spring
Packard, Jr.
Brown (Evolution Tree)

Samuel Hubbard
Scudder
Harvard (Evolution Tree)

Edward Sylvester
Morse
Harvard (Evolution Tree)

Burt Green
Wilder
Cornell (DevTree)

Charles Frédéric
Girard
Harvard (Evolution Tree)

Alpheus
Hyatt
(Systematics Tree)

Addison Emery
Verrill
Yale (Animal Science Tree)

Charles Frederick
Hartt
Cornell (Geotree)


August Christoph Carl
Vogt
University of Geneva (Anatomy Tree)

Alexander Heinrich
Braun
Universität Berlin (Physiology Academic Tree)

Johannes Ludwig Emil Robert
von Hanstein
Universität Bonn (Plant Biology Tree)

Ernst Hugo Heinrich
Pfitzer
Universität Heidelberg (Plant Biology Tree)

Heinrich Anton
de Bary
Kaiser-Wilhelms-Universität Straßburg (Mycotree)

Friedrich Hermann Gustav
Hildebrand
Universität Freiburg (Plant Biology Tree)

Hermann Maximilian Carl Ludwig Friedrich Graf zu
Solms-Laubach
Kaiser-Wilhelms-Universität Straßburg (Plant Biology Tree)

Carl Ignaz Leopold
Kny
Universität Berlin (Evolution Tree)

Ernst Gustav
Kraatz
Senckenberg Deutsches Entomologisches Institut (Entomology Tree)

Robert
Caspary
Universität Königsberg (Plant Biology Tree)

Hugo
von Mohl
Universität Tübingen (Physiology Academic Tree)

Wilhelm
Hofmeister
Universität Tübingen (Terrestrial Ecology Tree)

Heinrich Anton
de Bary
Kaiser-Wilhelms-Universität Straßburg (Mycotree)

Carl von MartiusX