Flaveria trinervia (Spreng.) C. Mohr

Selected images: Click on each image to see a larger version and details of the record View all images (7)

Flaveria trinervia

Photo: Bart Wursten
Nr bridge over Sitagane River, by rd from Tuli to Hwali River bridge

Flaveria trinervia

Photo: Bart Wursten
Nr bridge over Sitagane River, by rd from Tuli to Hwali River bridge

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: Occurring in waste ground and disturbed places, around margins of dams and lakes and as a weed of cultivation.
Altitude range: (metres) Up to 1500 m
Flowering time:
Worldwide distribution: Native to tropical America. Now a pantropical 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
Images last updated: Saturday 19 September 2009

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


comments powered by Disqus

Other sources of information about Flaveria trinervia:

Our websites:

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

External websites:

African Plants: A Photo Guide (Senckenberg): Flaveria trinervia
African Plant Database: Flaveria trinervia
Biodiversity Explorer (Biodiversity of southern Africa): 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
IPNI (International Plant Names Index): Flaveria trinervia
Ispot Southern Africa: Flaveria trinervia
JSTOR Plant Science: Flaveria trinervia
Kew Herbarium catalogue: Flaveria trinervia
Mansfeld World Database of Agricultural and Horticultural Crops: Flaveria trinervia
The Plant List (version 1.1): Flaveria trinervia
Tropicos: Flaveria trinervia

Copyright: Mark Hyde, Bart Wursten, Petra Ballings and Meg Coates Palgrave, 2002-17

Hyde, M.A., Wursten, B.T., Ballings, P. & Coates Palgrave, M. (2017). Flora of Zimbabwe: Species information: Flaveria trinervia.
http://www.zimbabweflora.co.zw/speciesdata/species.php?species_id=160760, retrieved 13 December 2017

Site software last modified: 28 December 2016 2:55pm (GMT +2)
Terms of use