Argemone mexicana L.

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Argemone mexicana

Photo: Bart Wursten
Mukuvisi Woodland, Harare

Argemone mexicana

Photo: Bart Wursten
Mukuvisi Woodland, Harare

Argemone mexicana

Photo: Bart Wursten
By Mazowe River, between camp and weir, Hippo Pools

Argemone mexicana

Photo: Bart Wursten
By Mazowe River, between camp and weir, Hippo Pools

Argemone mexicana

Photo: Bart Wursten
Garura section of Mazowe River Game Reserve, Maramba CL, across Mazowe River from Hippo Pools

Argemone mexicana

Photo: Gary Layard
Ruckomechi River, Mana Pools

Argemone mexicana

Photo: Mark Hyde
Camp by Turgwe River, Humani Ranch

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: Argemone ochroleuca Sweet subsp. ochroleuca
Argemone subfusiformis G.B. Ownbey
Common names: Mexican poppy (English) Prickly poppy (English)
Frequency: Common
Status: Introduced
Erect, glaucous herb to 1 m, with spiny stems. Leaves sessile, amplexicaul, pinnatifid with prickly teeth. Veins on upper surface white, the leaf appearing variegated. Flowers 35-45 mm in diameter, either bright yellow or cream coloured. Capsule 25-45 mm, ellipsoid, spiny.
Notes: Two colour forms occur, bright yellow and cream coloured. Both appear to be equally common. Some authors have treated the latter as a separate species, namely Argemone ochroleuca Sweet subsp. ochroleuca
Derivation of specific name: mexicana: of Mexico
Habitat: A weed of waste land, disturbed sites and sandy river beds.
Altitude range: (metres)
Flowering time:
Worldwide distribution: Native of Central and tropical South America.
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: Monday 16 September 2013

Bandeira, S., Bolnick, D. & Barbosa, F. (2007). Wild Flowers of Southern Mozambique Universidade Eduardo Mondlane, Maputo, Mozambique Page 82. (Includes a picture).

Baumann, G. (2005). Photographic Guide to Wildflowers of Malawi Wildlife and Environmental Society of Malawi Pages 24 - 25. (Includes a picture).

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 156. Also as A. ochroleuca subsp. ochroleuca

Exell, A.W. (1960). Papaveraceae Flora Zambesiaca 1(1) Pages 180 - 181.

Kirby, G. (2013). Wild Flowers of Southeast Botswana Struik Nature, Cape Town South Africa Page 212. (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 66.

Phiri, P.S.M. (2005). A Checklist of Zambian Vascular Plants Southern African Botanical Diversity Network Report No. 32 Page 83.

Pickering, H. & Roe, E. (2009). Wild Flowers of the Victoria Falls Area Helen Pickering, London Page 90. (Includes a picture).

Pooley, E. (1998). A Field Guide to the Wild Flowers of KwaZulu-Natal and the Eastern Region. Natal Flora Publications Trust. Durban. Pages 252 - 253. Also as A. ochroleuca (Includes a picture).

Setshogo, M.P. (2005). Preliminary checklist of the plants of Botswana. Sabonet Report no. 37. Sabonet, Pretoria and Gaborone Page 91. also as Argemone ochroleuca subsp. ochroleuca

Timberlake, J.R. & Childes, S.L. (2004). Biodiversity of the Four Corners Area: Technical Reviews Volume Two (Chapter 5-15) Appendix 5-1: Plant Checklist Occasional Publications in Biodiversity 15 Page 221. as Argemone ochroleuca

van der Walt, R. (2009). Wild Flowers of the Limpopo Valley Retha van der Walt, Musina, South Africa Page 179. As A. ochroleuca subsp. ochroleuca (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 78 - 79. As A. ochroleuca subsp. ochroleuca (Includes a picture).

Wild, H. (1955). Common Rhodesian Weeds Government of Rhodesia, Salisbury Page 11. (Includes a picture).

Other sources of information about Argemone mexicana:

Our websites:

Flora of Botswana: Argemone mexicana
Flora of Caprivi: Argemone mexicana
Flora of Malawi: Argemone mexicana
Flora of Mozambique: Argemone mexicana
Flora of Zambia: Argemone mexicana

External websites:

African Plants: A Photo Guide (Senckenberg): Argemone mexicana
African Plant Database: Argemone mexicana
BHL (Biodiversity Heritage Library): Argemone mexicana
EOL (Encyclopedia of Life): Argemone mexicana
ePIC (electronic Plant Information Center): Argemone mexicana
Flora Zambesiaca web site: Argemone mexicana
GBIF (Global Biodiversity Information Facility): Argemone mexicana
Google: Web - Images - Scholar
GRIN (Germplasm Resources Information Network): Argemone mexicana
iNaturalist: Argemone mexicana
IPNI (International Plant Names Index): Argemone mexicana
JSTOR Plant Science: Argemone mexicana
Kew Herbarium catalogue: Argemone mexicana
Mansfeld World Database of Agricultural and Horticultural Crops: Argemone mexicana
Plants of the World Online: Argemone mexicana
The Plant List (version 1.1): Argemone mexicana
Tropicos: Argemone mexicana
Wikipedia: Argemone mexicana

Copyright: Mark Hyde, Bart Wursten, Petra Ballings and Meg Coates Palgrave, 2002-20

Hyde, M.A., Wursten, B.T., Ballings, P. & Coates Palgrave, M. (2020). Flora of Zimbabwe: Species information: Argemone mexicana., retrieved 7 August 2020

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