Acanthospermum australe (Loefl.) Kuntze

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Acanthospermum australe

Picture: Bart Wursten
Ndundu Lodge, Vumba

Acanthospermum australe

Picture: Bart Wursten
Cleveland Dam, Harare

Acanthospermum australe

Picture: Bart Wursten
Cleveland Dam, Harare

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

Synonyms: Acanthospermum brasilum Shrank
Acanthospermum xanthoides (Kunth) DC. var. obtusifolium DC.
Acanthospermum xanthoides (Kunth) DC. var. acutifolium DC.
Centrospermum xanthoides Kunth.
Melampodium australe Loefl.
Common names:
Status: Introduced
Annual herb with prostrate branches. Fertile achenes usually (6-)8-9, fused with an enlarged inner phyllary into a fruit which is c.7 mm, oblong-fusiform, covered with numerous hooked spines; apex without 2 prominent spines.
Type location:
Derivation of specific name: australe: southern
Habitat: In disturbed places, such as roadsides and cultivated areas, preferring the higher rainfall areas.
Altitude range:
Flowering time:Feb - Apr
Worldwide distribution: Central and South America: West Indies, Guianas, Brazil, Venezuela, Columbia, Bolivia and northern Paraguay.
Zambian distribution (Flora Zambesiaca): N,W,E
Zambian distribution (Provinces): Cb,N,C
Growth form(s):
Endemic status:
Red data list status:
Insects associated with this species:
Spot characters: Display spot characters for this species

Da Silva, M.C., Izidine, S. & Amude, A.B. (2004). A preliminary checklist of the vascular plants of Mozambique. Southern African Botanical Diversity Network Report No. 30 Sabonet, Pretoria Page 145.

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.

Phiri, P.S.M. (2005). A Checklist of Zambian Vascular Plants Southern African Botanical Diversity Network Report No. 32 Page 27.

Wild, H. (1955). Common Rhodesian Weeds Government of Rhodesia, Salisbury Page 60. (Includes a picture).

Wild, H. (1967). The Compositae of the Flora Zambesiaca area. 1. Heliantheae. Kirkia 6(1) Pages 7 - 8.

Wursten, B., Timberlake, J. & Darbyshire, I. (2017). The Chimanimani Mountains: an updated checklist. Kirkia 19(1) Page 88.

Other sources of information about Acanthospermum australe:

Our websites:

Flora of Malawi: Acanthospermum australe
Flora of Mozambique: Acanthospermum australe
Flora of Zimbabwe: Acanthospermum australe

External websites:

African Plants: A Photo Guide (Senckenberg): Acanthospermum australe
African Plant Database: Acanthospermum australe
BHL (Biodiversity Heritage Library): Acanthospermum australe
EOL (Encyclopedia of Life): Acanthospermum australe
ePIC (electronic Plant Information Center): Acanthospermum australe
Flora Zambesiaca web site: Acanthospermum australe
GBIF (Global Biodiversity Information Facility): Acanthospermum australe
Google: Web - Images - Scholar
GRIN (Germplasm Resources Information Network): Acanthospermum australe
iNaturalist: Acanthospermum australe
IPNI (International Plant Names Index): Acanthospermum australe
JSTOR Plant Science: Acanthospermum australe
Kew Herbarium catalogue: Acanthospermum australe
Mansfeld World Database of Agricultural and Horticultural Crops: Acanthospermum australe
Plants of the World Online: Acanthospermum australe
Tropicos: Acanthospermum australe
Wikipedia: Acanthospermum australe

Copyright: Mike Bingham, Annette Willemen, Bart Wursten, Petra Ballings and Mark Hyde, 2011-22

Bingham, M.G., Willemen, A., Wursten, B.T., Ballings, P. and Hyde, M.A. (2022). Flora of Zambia: Species information: Acanthospermum australe., retrieved 4 October 2022

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