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Friedrich
Wöhler
Universität Göttingen


William Smith
Clark
Massachusetts Agricultural College (Chemistry Tree)


Leopold
Gmelin
Heidelberg University

Friedrich
Tiedemann
Universität Heidelberg (Neurotree)

Franz Carl
Nägele
Universität Heidelberg (Neurotree)



Friedrich
Wöhler
Universität Göttingen
?


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 (Chemistry Tree)


Alexander
Winchell
Vanderbilt (Terrestrial Ecology Tree)


Benjamin
Silliman, Sr.
Yale (Chemistry Tree)


James Dwight
Dana
Yale (Terrestrial Ecology Tree)


Edward Thomson
Nelson
Ohio Wesleyan (Terrestrial Ecology Tree)



Henry Chandler
Cowles
Chicago
(Options)

Ralph Works
Chaney
UC Berkeley (Geotree)

Erling
Dorf
Princeton (Evolution Tree)

Herbert Louis
Mason
UC Berkeley (Evolution Tree)

May Theilgaard
Watts
(Terrestrial Ecology Tree)

George W.
Martin
University of Iowa, Iowa City, IA (Evolution Tree)

Kenneth
Wells
UC Davis (Evolution Tree)

Donald P.
Rogers
UIUC (Microtree)


Eugene Pleasants
Odum
University of Georgia (Chemistry Tree)


Irving H.
Blake
University of Nebraska (Evolution Tree)

S. Charles
Kendeigh
UIUC (Terrestrial Ecology Tree)


Robert H.
Whittaker
Cornell (Terrestrial Ecology Tree)

William Skinner
Cooper
UMN (Terrestrial Ecology Tree)

Henry John
Oosting
Duke (Terrestrial Ecology Tree)

Robert Regester
Humphrey
University of Arizona (Terrestrial Ecology Tree)

Frank Edwin
Egler
New York State College of Forestry in Syracuse (Terrestrial Ecology Tree)

Rexford F.
Daubenmire
WSU (Terrestrial Ecology Tree)

Murray Fife
Buell
Rutgers, New Brunswick (Terrestrial Ecology Tree)

John W.
Marr
CU Boulder (Terrestrial Ecology Tree)

Edwin W.
Tisdale
University of Idaho (Terrestrial Ecology Tree)

Jean Harmon
Langenheim
UC Santa Cruz (Evolution Tree)

George Damon
Fuller
Chicago (Terrestrial Ecology Tree)

Arthur Laurence
Bakke
Iowa State (Plant Biology Tree)

Stanley A.
Cain
UC Santa Cruz (Terrestrial Ecology Tree)

Arthur G.
Vestal
UIUC (Terrestrial Ecology Tree)

William Theodore
Penfound
Warren Wilson College (Terrestrial Ecology Tree)

Cornelius H
Muller
UC Santa Barbara (Systematics Tree)

Robert H.
Whittaker
Cornell (Terrestrial Ecology Tree)

Arthur Laurence
Bakke
Iowa State (Plant Biology Tree)

Ernest Straign
Haber
Iowa State (Plant Biology Tree)

Paul Bigelow
Sears
Yale (Terrestrial Ecology Tree)

Estella
Leopold
Yale (Terrestrial Ecology Tree)

Aaron John
Sharp
University of Tennessee, Knoxville (Terrestrial Ecology Tree)

Paul Howe
Shepard
Smith College (Terrestrial Ecology Tree)

Walter Pace
Cottam
University of Utah (Terrestrial Ecology Tree)

Calvin
McMillan
UT Austin (Terrestrial Ecology Tree)

Stanley A.
Cain
UC Santa Cruz (Terrestrial Ecology Tree)

Svend Thorkild
Andersen
Danish Geological Survey (Evolution Tree)

Arthur W.
Cooper
NCSU (GeograTree)

Harriet George
Barclay
University of Tulsa (Terrestrial Ecology Tree)

Elbert L.
Little
USDA Forest Service (Terrestrial Ecology Tree)

George E.
Nichols
Yale (Terrestrial Ecology Tree)

Selar S.
Hutchings
BYU (Terrestrial Ecology Tree)

Frank Edwin
Egler
New York State College of Forestry in Syracuse (Terrestrial Ecology Tree)

Charles E.
Olmsted
Chicago (Terrestrial Ecology Tree)

Harold J.
Lutz
Yale (Terrestrial Ecology Tree)

Henry CowlesX