Flaveria trinervia (Spreng.) C. Mohr

Selected images: Click on each image to see a larger version and details of the record View all images (14)

Flaveria trinervia

Photo: Bart Wursten
C49 to Linyanthi / Chichimane

Flaveria trinervia

Photo: Bart Wursten
C49 to Linyanthi / Chichimane

Flaveria trinervia

Photo: Bart Wursten
C49 to Linyanthi / Chichimane

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: Flaveria australasica sensu Wild
Oedera trinervia Spreng.
Common names: Gaika weed (English)
Status: Introduced
Much-branched erect or procumbent annual herb, usually up to 75 cm tall, rarely taller. Branches opposite, often pinkish-red, mostly hairless. Leaves opposite, yellowish-green, narrowly elliptic to oblanceolate, 1-7.5 cm long, 3-veined from the base, narrowing at the base into a pseudo-petiole; margin more or less finely toothed. Capitula numerous in congested axillary and terminal heads, yellow with very short ray-florets, 0.5-1 mm long.
Derivation of specific name: trinervia: 3-veined
Habitat: In waste ground and disturbed places, around margins of dams and lakes and as a weed of cultivation.
Flowering time:
Worldwide distribution: Native to tropical America. Now a pantropical weed.
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: Sunday 1 April 2018

Beentje, H.J. & Ghazanfar, S.A. (eds.) (2005). Compositae (Part 3) Flora of Tropical East Africa Pages 724 - 725. (Includes a picture).

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 25.

Phiri, P.S.M. (2005). A Checklist of Zambian Vascular Plants Southern African Botanical Diversity Network Report No. 32 Page 30.

Pickering, H. & Roe, E. (2009). Wild Flowers of the Victoria Falls Area Helen Pickering, London Page 37. (Includes a picture).

Pope, G.V. (1975). The Compositae of the Flora Zambesiaca area. 6. Helenieae. Kirkia 10(1) Pages 111 - 113. (Includes a picture).

Wild, H. (1955). Common Rhodesian Weeds Government of Rhodesia, Salisbury Page 69. As Flaveria australasica (Includes a picture).

Other sources of information about Flaveria trinervia:

Our websites:

Flora of Mozambique: Flaveria trinervia
Flora of Zambia: Flaveria trinervia
Flora of Zimbabwe: Flaveria trinervia

External websites:

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

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 Caprivi: Species information: Flaveria trinervia.
https://www.capriviflora.com/speciesdata/species.php?species_id=160760, retrieved 28 November 2022

Site software last modified: 2 April 2018 10:49pm
Terms of use