Stem square

The following is a list of native or naturalised species which, at least some of the time, possess this spot-character.

I.e. 4-angled or 4-ribbed

Asteraceae Montanoa hibiscifolia
Celastraceae Pleurostylia africana Branchlets 4-angled; this is small and is best seen with a lens
Olacaceae Olax dissitiflora
Olacaceae Olax obtusifolia
Rubiaceae Galium bussei var. bussei
Rubiaceae Galium bussei var. glabrum
Rubiaceae Galium chloroionanthum
Rubiaceae Galium scabrellum
Rubiaceae Rubia cordifolia subsp. conotricha
Rubiaceae Rubia horrida
Rubiaceae Sherardia arvensis
Scrophulariaceae Buddleja lindleyana
Scrophulariaceae Buddleja saligna
Scrophulariaceae Freylinia tropica
Vitaceae Cissus quadrangularis
Number of species: 15

Copyright: Mark Hyde, Bart Wursten, Petra Ballings and Meg Coates Palgrave, 2002-17

Hyde, M.A., Wursten, B.T., Ballings, P. & Coates Palgrave, M. (2017). Flora of Zimbabwe: List of native or naturalised species with each spot-character: Stem square., retrieved 28 June 2017

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