Drummond, Robert Baily
The above links show records made of species which occur in Zimbabwe. The actual records may have been made anywhere.
Date of birth: 27 Feb 1924
Date of death: 3 Jun 2008
Copyright: Mark Hyde, Bart Wursten, Petra Ballings and Meg Coates Palgrave, 2002-17
Hyde, M.A., Wursten, B.T., Ballings, P. & Coates Palgrave, M.
. Flora of Zimbabwe: Person details: Drummond, RB.
http://www.zimbabweflora.co.zw/speciesdata/person-display.php?person_id=5, retrieved 23 March 2017