Matthias Jacob
Schleiden

University of Jena (Systematics Tree)


Ludwig Adolph Timotheus
Radlkofer

Universität München (Plant Biology Tree)


Felix Eugen
Fritsch

Queen Mary College (London) (PhycoTree)


Wilhelm Rudolph
Fittig

Kaiser-Wilhelms-Universität Straßburg (Chemistry Tree)


Nathanael
Pringsheim

University of Jena (Marine Ecology Tree)


Julius
Sachs

University of Wurzburg (Chemistry Tree)


Wilhelm Friedrich Philipp
Pfeffer

Universität Leipzig (Systematics Tree)


Karl Ritter
von Goebel

Universität München (Terrestrial Ecology Tree)


George Henry Hermann
Karsten

Martin-Luther-Universität Halle-Wittenberg


Ernst Georg
Pringsheim, Jr.

St. John's College, Cambridge



Brian A.
Whitton

Durham University
(Options)

John D.
Wehr

Fordham University

Monica
Torres Ruiz

Fordham University

Jillian K.
Decker

Fordham University

Sarah B
Whorley

Daemen College (Terrestrial Ecology Tree)

Martyn
Kelly

Bowburn Consultancy

Brian WhittonX