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Genus: Chromolaena

Life > eukaryotes > Archaeoplastida > Chloroplastida > Charophyta > Streptophytina > Plantae (land plants) > Tracheophyta (vascular plants) > Euphyllophyta > Lignophyta (woody plants) > Spermatophyta (seed plants) > Angiospermae (flowering plants) > Eudicotyledons > Core Eudicots > Asterids > Euasterid II > Family: Asteraceae > Tribe: Eupatorieae

About 165 species, native to North and South America, as well as in the West Indies. Chromolaena odorata (Triffid Weed, Siam Weed, Paraffienbos) is an introduced weed in southern Africa.

Species naturalised in southern Africa

List from Plants of southern Africa - an online checklist (SANBI) and Flora of Zimbabwe.

Chromolaena odorata (Triffid Weed, Siam Weed, Paraffin Weed)

Paraffienbos [Afrikaans]; usandanezwe [Zulu]

See Flora of Zimbabwe.


  • King, R.M. & Robinson, H. 1970. The genus Chromolaena. Phytologia 20: 196-209.


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