Bidens bipinnata L.

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Bidens bipinnata

Photo: Bart Wursten
Haka Game Park, Harare

Bidens bipinnata

Photo: Bart Wursten
Pokoteke Gorge, near Masvingo

Bidens bipinnata

Photo: Bart Wursten
Pokoteke Gorge, near Masvingo

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Species details: Click on each item to see an explanation of that item (Note: opens a new window)

Common names: Spanish blackjack (English)
Frequency: Locally common
Status: Introduced
Annual herb. It differs from the somewhat similar Bidens pilosa in the more finely divided leaves with narrowly lanceolate leaflets, and the yellow ray-florets.
Notes: Not mentioned for the Flora Zambesiaca area at all in Wild's account of the genus in Kirkia 6(1), pp. 13-34, which was published in 1967. However, there are (Mesfin Tadesse, pers. comm., 2013) specimens in Kew and SRGH from Gwelo District in 1966 and Bulawayo, 1974. The species has spread rapidly in disturbed places since that time.
Derivation of specific name:
Habitat: In disturbed places.
Altitude range: (metres)
Flowering time:Jan-Feb
Worldwide distribution: Originating in Europe and Asia, now a cosmopolitan weed.
Zimbabwe distribution: W,C,E,S
Growth form(s):
Endemic status:
Red data list status:
Insects associated with this species:
Spot characters: Display spot characters for this species
Images last updated: Saturday 14 July 2012

Mapaura, A. & Timberlake, J. (eds) (2004). A checklist of Zimbabwean vascular plants Southern African Botanical Diversity Network Report No. 33 Sabonet, Pretoria and Harare Page 23.

Setshogo, M.P. (2005). Preliminary checklist of the plants of Botswana. Sabonet Report no. 37. Sabonet, Pretoria and Gaborone Page 31.

Other sources of information about Bidens bipinnata:

Our websites:

Flora of Botswana: Bidens bipinnata

External websites:

African Plants: A Photo Guide (Senckenberg): Bidens bipinnata
African Plant Database: Bidens bipinnata
BHL (Biodiversity Heritage Library): Bidens bipinnata
EOL (Encyclopedia of Life): Bidens bipinnata
GBIF (Global Biodiversity Information Facility): Bidens bipinnata
Google: Web - Images - Scholar
iNaturalist: Bidens bipinnata
IPNI (International Plant Names Index): Bidens bipinnata
JSTOR Plant Science: Bidens bipinnata
Mansfeld World Database of Agricultural and Horticultural Crops: Bidens bipinnata
Plants of the World Online: Bidens bipinnata
Tropicos: Bidens bipinnata
Wikipedia: Bidens bipinnata

Copyright: Mark Hyde, Bart Wursten, Petra Ballings and Meg Coates Palgrave, 2002-24

Hyde, M.A., Wursten, B.T., Ballings, P. & Coates Palgrave, M. (2024). Flora of Zimbabwe: Species information: Bidens bipinnata., retrieved 28 May 2024

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