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

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Cotula australis

Photo: Bart Wursten
Chelinda Camp, staff area, Nyika National Park

Cotula australis

Photo: Bart Wursten
Chelinda Camp, staff area, Nyika National Park

Cotula australis

Photo: Bart Wursten
Chelinda Camp, staff area, Nyika National Park

Cotula australis

Photo: Bart Wursten
Chelinda Camp, staff area, Nyika National Park

Cotula australis

Photo: Bart Wursten
Chelinda Camp, staff area, Nyika National Park

Cotula australis

Photo: Bart Wursten
Chelinda Camp, staff area, Nyika National 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: Annual buttonweed (English)
Frequency:
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. 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: Very likely more widespread but under recorded in Malawi.
Derivation of specific name: australis: southern
Habitat: A weed of gardens and lawns, usually close to human habitation.
Altitude range: Up to 2350 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
Malawi distribution: N(other?)
Growth form(s):
Endemic status:
Red data list status:
Insects associated with this species:
Spot characters: Display spot characters for this species
Content last updated: Friday 28 September 2018
Literature:

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

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 24.

Other sources of information about Cotula australis:

Our websites:

Flora of Zimbabwe: Cotula australis

External websites:

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


Copyright: Mark Hyde, Bart Wursten, Petra Ballings and Meg Coates Palgrave, 2014-22

Hyde, M.A., Wursten, B.T., Ballings, P. & Coates Palgrave, M. (2022). Flora of Malawi: Species information: Cotula australis.
https://www.malawiflora.com/speciesdata/species.php?species_id=160850, retrieved 19 August 2022

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