Lactuca serriola L.

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

Lactuca serriola

Photo: Bart Wursten
Churchill Avenue, nr Gun Hill

Lactuca serriola

Photo: Bart Wursten
Churchill Avenue, nr Gun Hill

Lactuca serriola

Photo: Bart Wursten
Churchill Avenue, nr Gun Hill

Lactuca serriola

Photo: Bart Wursten
Churchill Avenue, nr Gun Hill

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:
Common names: Prickly lettuce (English)
Frequency: Common in urban centres, e.g. Harare, but not generally seen elsewhere
Status: Introduced
Description:
Erect annual or biennial herb, to 2.5 m with a leafy stem. Leaves sessile, runcinate-pinnate (in ours - f. serriola) or unlobed (f. integrifolia), the lamina often held in a vertical plane. Inflorescence a panicle; flowers small (involucre 6-8 mm long), yellow. Achene 3 mm, with a long beak equalling or exceeding the achene in length.
Notes: Two distinct forms of this species are known. Only f. serriola has been recorded for Zimbabwe.
Derivation of specific name:
Habitat: Disturbed ground, typically on roadside verges
Altitude range: (metres)
Flowering time:Jul - Oct
Worldwide distribution: Native of E Mediterranean and N Africa
Zimbabwe distribution: W,C,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 8 September 2007
Literature:

Pope, G.V. (1992). Compositae Flora Zambesiaca 6(1) Pages 204 - 207. (Includes a picture).

Setshogo, M.P. (2005). Preliminary checklist of the plants of Botswana. Sabonet Report no. 37. Sabonet, Pretoria and Gaborone Page 35.


Comments

comments powered by Disqus

Other sources of information about Lactuca serriola:

Our websites:

Flora of Botswana: Lactuca serriola

External websites:

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


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: Lactuca serriola.
http://www.zimbabweflora.co.zw/speciesdata/species.php?species_id=162220, retrieved 25 June 2016

Site software last modified: 15 January 2016 10:17am (GMT +2)
Terms of use