Merremia pterygocaulos (Steud. ex Choisy) Hallier f.

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Merremia pterygocaulos

Photo: Bart Wursten
Victoria Falls National Park.

Merremia pterygocaulos

Photo: Bart Wursten
Victoria Falls National Park.

Merremia pterygocaulos

Photo: Bart Wursten
Victoria Falls National Park.

Merremia pterygocaulos

Photo: Bart Wursten
Victoria Falls National Park.

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Species details: Click on each item to see an explanation of that item (Note: opens a new window)

Synonyms: Convolvulus pterygocaulos Steud.
Ipomoea petersiana Klotzsch
Ipomoea pterygocaulos Choisy
Common names:
Status: Native
Perennial often somewhat shrubby climber. Stems twining, 4-winged or 4-angled on smaller branches, almost hairless. Leaves up to 8 × 10 cm, cordate at the base, palmately 3-7-lobed to the middle of the lamina or more; lobes elliptic, ovate or oblong, more or less mucronate at the apices; petiole up to 8.5 cm long, more or less widely winged. Flowers in few-flowered inflorescences or rarely solitary; peduncle up to 12 cm long, winged; pedicels up to 3 cm long. Sepals ovate-oblong, up to 10 mm long, obtuse at the apex, becoming broadly ovate to circular and spreading in fruit. Corolla broadly funnel-shaped, c. 3.5 cm long, pale yellow, cream or white with a red or purple throat. Capsule ovoid-conical, flattened-depressed at the apex, crowned with the persistent style-base, hairless, brown.
Derivation of specific name:
Habitat: Forest, mixed woodland, grassland and along roadsides, often on sandy and alluvial soils.
Altitude range: (metres) 430 - 1830 m
Flowering time:
Worldwide distribution: Widespread in tropical Africa, South Africa and Madagascar.
Zimbabwe distribution: N,W,E
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: Thursday 8 March 2012

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 49.

Gonçalves, M.L. (1987). Convolvulaceae Flora Zambesiaca 8(1) Pages 42 - 43.

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 37.

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

Setshogo, M.P. (2005). Preliminary checklist of the plants of Botswana. Sabonet Report no. 37. Sabonet, Pretoria and Gaborone Page 51.


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Other sources of information about Merremia pterygocaulos:

Our websites:

Flora of Botswana: Merremia pterygocaulos
Flora of Malawi: Merremia pterygocaulos
Flora of Mozambique: Merremia pterygocaulos
Flora of Zambia: Merremia pterygocaulos

External websites:

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

Copyright: Mark Hyde, Bart Wursten, Petra Ballings and Meg Coates Palgrave, 2002-18

Hyde, M.A., Wursten, B.T., Ballings, P. & Coates Palgrave, M. (2018). Flora of Zimbabwe: Species information: Merremia pterygocaulos., retrieved 21 January 2018

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