Genus: Bidens (blackjacks)
Life
> eukaryotes >
Archaeoplastida >
Chloroplastida
>
Charophyta > Streptophytina > Plantae (land plants)
> Tracheophyta (vascular plants) > Euphyllophyta > Lignophyta (woody plants)
> Spermatophyta (seed plants) > Angiospermae (flowering
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> Eudicotyledons > Core Eudicots > Asterids
> Euasterid II > Order:
Asterales > Family: Asteraceae > Tribe: Heliantheae
There are 233 species found around
the world. Four species are native to
southern Africa, three species are naturalised weeds and additional three
species are cultivated in the region.
Species native to southern Africa
List from
Plants of
southern Africa - an online checklist (SANBI).
Bidens kilimandscharica
Recorded from Zimbabwe. |
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Bidens kirkii
|
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Bidens schimperi
See
Flora of Zimbabwe. |
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Bidens steppia
Recorded from Zimbabwe. |
|
Species naturalised in southern Africa
List from
Plants of
southern Africa - an online checklist (SANBI).
Other species, cultivated in southern Africa
List from
Glen (2002).
Bidens formosa
Native to North America. |
|
Bidens sulphurea
Native to Mexico. |
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Bidens tripartita
Native to the northern temperate region. |
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Publications
-
Grabandt, K. 1985. Weeds of Crops and Gardens in
Southern Africa. Seal Publishing, Johannesburg.
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Mesfin Tadesse. 1984. The genus Bidens
(Compositae) in NE tropical Africa. Symbolae botanicae upsalienses
24: 1-138.
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Mesfin Tadesse. 1993. An account of Bidens
(Compositae: Heliantheae) for Africa. Kew Bulletin 48: 437-516.
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Sherff, E.E. 1937. The genus Bidens. Field
Museum of Natural History, Botanical Series 16: 1-709.
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