Conyza canadensis (L.) Cronquist

Selected images: Click on each image to see a larger version and details of the record View all images

Conyza canadensis

Photo: Bart Wursten
Haka Game Park, Cleveland Dam

Conyza canadensis

Photo: Bart Wursten
Haka Game Park, Cleveland Dam

Detailed records: Display species records QDS maps by: Google Maps Point records by Google Maps

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

Synonyms: Erigeron canadensis L.
Common names: Canadian fleabane (English)
Frequency: Frequent
Status: Introduced
Description:
Erect annual herb. Stems simple or sparingly-branched, up to 1.2 m. Leaves linear to linear-lanceolate. Inflorescence a large terminal compound panicle. Capitula numerous, small, funnel-shaped with minute white ray-florets and yellow disk-florets.
Notes: Although less common than the related Conyza sumatrensis and Conyza bonariensis, it is still a widespread weed.
Derivation of specific name: canadensis: of Canada
Habitat: Disturbed and cultivated lands, favouring damp soils and high rainfall areas.
Altitude range: (metres)
Flowering time:
Worldwide distribution: Originating from temperate North America, but now a widespread weed.
Zimbabwe distribution: N,W,C,E,S
Growth form(s):
Endemic status:
Red data list status:
Insects associated with this species: Hyalites rahira rahira (Food plant)
Spot characters: Display spot characters for this species
Literature:

Wild, H. (1975). The Compositae of the Flora Zambesiaca area. 4. Astereae. Kirkia 10(1) Pages 41 - 42.


Comments

comments powered by Disqus

Other sources of information about Conyza canadensis:

Our websites:

Flora of Malawi: Conyza canadensis
Flora of Mozambique: Conyza canadensis
Flora of Zambia: Conyza canadensis

External websites:

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


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 canadensis.
http://www.zimbabweflora.co.zw/speciesdata/species.php?species_id=158940, retrieved 27 May 2016

Site software last modified: 15 January 2016 10:17am (GMT +2)
Terms of use