John Walter Thomson

John Walter Thomson
BornJuly 9, 1913
Cockenzie, Scotland
DiedFebruary 20, 2009 (2009-02-21) (aged 95)
Alma materColumbia University
University of Wisconsin
Scientific career
FieldsBotany
InstitutionsUniversity of Wisconsin
Thesis Relic Prairie Areas in Central Wisconsin
Doctoral advisorNorman C. Fassett
Doctoral studentsBill Culberson
Mason Hale
Author abbrev. (botany)J.W.Thomson

John Walter Thomson Jr. (1913–2009) was a Scottish-born American botanist and lichenologist, sometimes referred to as the "Dean of North American Lichens".