Edgar
Anderson

Missouri Botanical Garden (DevTree)


Jesse More
Greenman

Washington University (Chemistry Tree)


Herbert Louis
Mason

UC Berkeley


Charles B.
Heiser

Indiana University


Barbara
Pickersgill

University of Reading
?


Michael
Fay

Kew Royal Botanic Gardens
?


Sandra
Knapp

The Natural History Museum, London


Harlan
Lewis

UCLA (Systematics Tree)


Peter H.
Raven

Missouri Botanical Garden


David
Baum

UW Madison






Paul P.
Feeny

Cornell




Michael Chrisopher
Singer

University of Texas





Nathan
Muchhala

University of Missouri - Saint Louis
(Options)

Simon
Uribe-Convers

University of Idaho

Nathan MuchhalaX