Lactuca inermis Forssk.

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Lactuca inermis

Photo: Bart Wursten
Umunthu Camp, Mzuzu

Lactuca inermis

Photo: Bart Wursten
Umunthu Camp, Mzuzu

Lactuca inermis

Photo: Bart Wursten
Umunthu Camp, Mzuzu

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Synonyms: Lactuca abyssinica Fresen.
Lactuca capensis Thunb.
Lactuca kenyaensis Stebbins
Lactuca lebrunii Robyns
Lactuca leptocephala Stebbins
Lactuca pallidocoerulea Dinter
Lactuca seretii De Wild.
Lactuca vanderystii De Wild.
Common names: Cape lettuce (English) Wild lettuce (English)
Frequency: Common
Status: Native
Description:
Erect perennial herb, growing up to 1 m tall but usually smaller. Leaves sessile, membranous; lamina glabrous or hispid, margin entire, with scattered teeth or more deeply lobed; cauline leaves sagittate-auriculate. Capitula arranged in a lax or dense panicle, (involucre 8-10 mm at flowering time), usually pale blue but much paler, almost white forms occur, as also do purplish forms. Flora Zambesiaca reports the heads may rarely be yellow.
Notes:
Derivation of specific name: inermis : unarmed, without spines
Habitat: In grassland, particularly in disturbed places.
Altitude range:
Flowering time:Sep - Mar
Worldwide distribution: Widespread in Africa, Yemen and Madagascar.
Malawi distribution: N,C,S
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: Monday 24 June 2019
Literature:

Chapano, C. & Mamuto, M. (2003). Plants of the Chimanimani District National Herbarium and Botanic Garden, Zimbabwe Page 36.

Chapano, C. & Mugarisanwa, N.H. (2003). Plants of the Matobo District National Herbarium and Botanic Garden, Zimbabwe Page 23.

Da Silva, M.C., Izidine, S. & Amude, A.B. (2004). A preliminary checklist of the vascular plants of Mozambique. Southern African Botanical Diversity Network Report No. 30 Sabonet, Pretoria Page 33.

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 26.

Phiri, P.S.M. (2005). A Checklist of Zambian Vascular Plants Southern African Botanical Diversity Network Report No. 32 Page 31.

Pooley, E. (1998). A Field Guide to the Wild Flowers of KwaZulu-Natal and the Eastern Region. Natal Flora Publications Trust. Durban. Pages 220 - 221. (Includes a picture).

Pope, G.V. (1992). Compositae Flora Zambesiaca 6(1) Pages 204 - 206. (Includes a picture).

Van Wyk, B. & Malan, S. (1988). Field Guide to the Wild Flowers of the Witwatersrand and Pretoria Region Struik, Cape Town Pages 46 - 47. (Includes a picture).

Other sources of information about Lactuca inermis:

Our websites:

Flora of Mozambique: Lactuca inermis
Flora of Zambia: Lactuca inermis
Flora of Zimbabwe: Lactuca inermis

External websites:

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


Copyright: Mark Hyde, Bart Wursten, Petra Ballings and Meg Coates Palgrave, 2014-21

Hyde, M.A., Wursten, B.T., Ballings, P. & Coates Palgrave, M. (2021). Flora of Malawi: Species information: Lactuca inermis.
https://www.malawiflora.com/speciesdata/species.php?species_id=162200, retrieved 13 June 2021

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