Cotula australis (Sieb. & Spreng) Hook.f.

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Cotula australis

Photo: Bart Wursten
Ndundu Lodge, Vumba

Cotula australis

Photo: Bart Wursten
By the lodges, Lake Kyle Recreational Park

Cotula australis

Photo: Bart Wursten
By the lodges, Lake Kyle Recreational Park

Cotula australis

Photo: Bart Wursten
By the lodges, Lake Kyle Recreational Park

Cotula australis

Photo: Bart Wursten
By the lodges, Lake Kyle Recreational Park

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

Synonyms: Anacyclus australis Spreng.
Cotula villosa DC.
Common names: Button weed (English)
Frequency: Occasional
Status: Introduced
Description:
Annual, prostrate or ascending, herb, to 25 cm. Leaves 2-pinnatifid, oblanceolate in outline, thinly pubescent; base semi-amplexicaul. Capitula solitary, terminal, ± flattened, borne on a long peduncle, 1.5-7.5 cm long, much longer than in C. anthemoides. Phyllaries elliptic, with scarious margins, borne in 2 rows. Outer florets lacking a corolla; inner florets white or yellow-green; all florets stalked. Achenes dimorphic; those of outer florets elliptic, winged; those of inner florets obovoid, not winged.
Notes: The specimen from Lake Kyle RP may represent the first record from the Southern Division.
Derivation of specific name: australis: southern
Habitat: A weed of gardens and lawns, usually close to human habitation.
Altitude range: (metres) 830 - 2270 m
Flowering time:Apr - Sep
Worldwide distribution: Native of New Zealand and Australia; now widespread as a weed in the warmer parts of the Old and New Worlds
Zimbabwe distribution: 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 24 March 2012
Literature:

Beentje, H.J. (ed.) (2002). Compositae (Part 2) Flora of Tropical East Africa Pages 525 - 526.


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Other sources of information about Cotula australis:

External websites:

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


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: Cotula australis.
http://www.zimbabweflora.co.zw/speciesdata/species.php?species_id=160850, retrieved 26 August 2016

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