Conyza sumatrensis (Retz.) E. Walker

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Conyza sumatrensis

Photo: Bart Wursten
Cleveland Dam, Harare

Conyza sumatrensis

Photo: Petra Ballings
4x4 Club, Donnybrook, Arcturus Road, Harare

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Synonyms: Conyza albida Willd. ex Spreng.
Conyza floribunda Kunth
Erigeron floribundus (Kunth) Sch. Bip.
Common names:
Frequency: Common
Status: Introduced
Description:
Tall erect annual, up to 2 m. It can be distinguished from the very similar C. bonariensis by the side branches always being shorter than the main stem, and the pappus being straw-coloured to pale brown.
Notes:
Derivation of specific name: sumatrensis: of Sumatra, Indonesia
Habitat: A weed of cultivated and disturbed ground.
Altitude range: (metres)
Flowering time:Oct - May
Worldwide distribution: Possibly originating from South America but now an abundant pantropical weed.
Zimbabwe distribution: N,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
Literature:

Setshogo, M.P. (2005). Preliminary checklist of the plants of Botswana. Sabonet Report no. 37. Sabonet, Pretoria and Gaborone Page 32. as Conyza albida

Wild, H. (1975). The Compositae of the Flora Zambesiaca area. 4. Astereae. Kirkia 10(1) Pages 43 - 45.


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Other sources of information about Conyza sumatrensis:

Our websites:

Flora of Botswana: Conyza sumatrensis
Flora of Malawi: Conyza sumatrensis
Flora of Mozambique: Conyza sumatrensis
Flora of Zambia: Conyza sumatrensis

External websites:

African Plant Database: Conyza sumatrensis
Biodiversity Explorer (Biodiversity of southern Africa): Conyza sumatrensis
EOL (Encyclopedia of Life): Conyza sumatrensis
ePIC (electronic Plant Information Center): Conyza sumatrensis
Flora Zambesiaca web site: Conyza sumatrensis
Google: Web - Images - Scholar
GRIN (Germplasm Resources Information Network) taxonomy for plants report for Conyza sumatrensis
IPNI (International Plant Names Index): Conyza sumatrensis
Ispot Southern Africa : Conyza sumatrensis
JSTOR Plant Science: Conyza sumatrensis
Kew Herbarium catalogue: Conyza sumatrensis
Tropicos: Conyza sumatrensis
West African Plants database: Conyza sumatrensis


Copyright: Mark Hyde, Bart Wursten, Petra Ballings and Meg Coates Palgrave, 2002-16

Hyde, M.A., Wursten, B.T., Ballings, P. & Coates Palgrave, M. (2016). Flora of Zimbabwe: Species information: Conyza sumatrensis.
http://www.zimbabweflora.co.zw/speciesdata/species.php?species_id=159010, retrieved 6 May 2016

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