Guilleminea densa (Willd. ex Roem. & Schult.) Moq.

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Guilleminea densa

Photo: Bart Wursten
Recreational area, Cleveland Dam

Guilleminea densa

Photo: Bart Wursten
Recreational area, Cleveland Dam

Guilleminea densa

Photo: Petra Ballings
Shaneragh rd, Mandara, Harare

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Synonyms: Brayulinea densa (Willd.) Small
Common names:
Frequency: Frequent
Status: Introduced
A woolly, prostrate mat-forming perennial herb. Leaves narrowly elliptic to broadly ovate; glabrous on the upper surface and with long matted white hairs on the lower surface. Inflorescences to 6 mm, dense, ovoid, whitish.
Notes: For the distinctions between this species and species of Alternanthera, see the note after Alternanthera caracasana.
Derivation of specific name: densa: dense
Habitat: On roadsides, in grassland and open woodland, usually in well-trodden disturbed places.
Altitude range: (metres) 350 - 1550 m
Flowering time:
Worldwide distribution: Native of the warmer parts of North and South America, from the southern USA to northern Argentina, and now a widespread tropical 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

Heath, A. & Heath, R. (2009). Field Guide to the Plants of Northern Botswana including the Okavango Delta Kew Publishing Page 338. (Includes a picture).

Setshogo, M.P. (2005). Preliminary checklist of the plants of Botswana. Sabonet Report no. 37. Sabonet, Pretoria and Gaborone Page 21.


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Other sources of information about Guilleminea densa:

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Flora of Botswana: Guilleminea densa
Flora of Malawi: Guilleminea densa
Flora of Mozambique: Guilleminea densa
Flora of Zambia: Guilleminea densa

External websites:

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

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: Guilleminea densa., retrieved 27 May 2016

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