Petiole (markedly) swollen at apex
The following is a list of native or naturalised species which, at least some of the time, possess this spot-character.
Number of species: 2
Copyright: Mark Hyde, Bart Wursten, Petra Ballings and Stefaan Dondeyne 2007-13
Hyde, M.A., Wursten, B.T., Ballings, P. & Dondeyne, S.
. Flora of Mozambique: List of species with each spot-character: Petiole (markedly) swollen at apex.
http://www.mozambiqueflora.com/speciesdata/species-spot-display.php?species_id=601, retrieved 23 May 2013