Botanist
Practitioners
Peter Arthur Williams
Stefano G. A. Draisma
Suzanne Fredericq
Piet Stoffelen
Eviatar Nevo
Ralph Edward Brooks
Sylvia Earle
Brett J. Green
Ricardo Ott
Pinelopi Delipetrou
William James Linton
Donald R. Ort
Yuen Kwok-yung
Magdi A. El-Sayed
Justin Gerlach
Marcin Nobis
Ewelina Klichowska
Maria Josefa MartÃnez
Julian Schroeder
Anthony M. Young
Soejatmi Dransfield
Brian Moss
André LuÃs de Gasper
Jiřà Doležal
Linda Medlin
Casimir de Candolle
Agnieszka Nobis
Prince Maximilian of Wied-Neuwied
Adam B. Smith
Allen Allison