Ipomoea welwitschii Vatke ex Hallier f.

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Ipomoea welwitschii

Picture: Bart Wursten
Below the dam wall, Cleveland Dam, Harare

Ipomoea welwitschii

Picture: Bart Wursten
Below the dam wall, Cleveland Dam, Harare

Ipomoea welwitschii

Picture: Bart Wursten
Backpackers & Overlanders Lodge, Twentydales Extn, Epworth Harare.

Ipomoea welwitschii

Picture: Bart Wursten
Fern Valley Dam, Mutare

Ipomoea welwitschii

Picture: Bart Wursten
Fern Valley Dam, Mutare

Ipomoea welwitschii

Picture: Bart Wursten
Fern Valley Dam, Mutare

Ipomoea welwitschii

Picture: Bart Wursten
Fern Valley Dam, Mutare

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

Synonyms: Ipomoea aspericaulis Baker
Ipomoea hystrix Hall. f.
Ipomoea inamoena Pilger
Ipomoea multinervia Verdc.
Ipomoea semisecta Merxm.
Ipomoea welwitschii Vatke ex Hall. f. var. latifolia Britten
Common names:
Frequency:
Status: Native
Description:
Perennial herb, growing from a woody or tuberous rootstock. Stems up to 50 cm, stiff, suberect or prostrate. Leaves linear-lanceolate to ovate-lanceolate hairless; margins usually entire, sometimes incised, set with small bristles; reticulate venation conspicuous. Inflorescences axillary, 1-3-flowered, sometimes flowering profusely when almost leafless. Corolla funnel-shaped, 5-9.5 cm long, rose-pink or white with or without a dark pink or mauve centre. The rim of the corolla shows distinct mucronate points. Capsule spherical, hairless, leathery.
Type location:
Namibia
Notes:
Derivation of specific name: welwitschii: named after the Austrian botanist, Friedrich Martin Welwitsch (1806-1872)
Habitat: On sandy soils in woodland and grassland.
Altitude range: 360 - 1680 m
Flowering time:
Worldwide distribution: Sudan, Tanzania, Malawi, Mozambique, Zambia, Zimbabwe, Botswana, Namibia and Angola.
Zambian distribution (Flora Zambesiaca): B,N,W,E,S
Zambian distribution (Provinces): Nw,N,E,C,S,W
Growth form(s):
Endemic status:
Red data list status:
Insects associated with this species:
Spot characters: Display spot characters for this species
Literature:

Gonçalves, M.L. (1987). Convolvulaceae Flora Zambesiaca 8(1) Pages 95 - 96.

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 44.

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

Other sources of information about Ipomoea welwitschii:

Our websites:

Flora of Botswana: Ipomoea welwitschii
Flora of Caprivi: cultivated Ipomoea welwitschii
Flora of Malawi: Ipomoea welwitschii
Flora of Mozambique: Ipomoea welwitschii
Flora of Zimbabwe: Ipomoea welwitschii

External websites:

African Plants: A Photo Guide (Senckenberg): Ipomoea welwitschii
African Plant Database: Ipomoea welwitschii
BHL (Biodiversity Heritage Library): Ipomoea welwitschii
EOL (Encyclopedia of Life): Ipomoea welwitschii
GBIF (Global Biodiversity Information Facility): Ipomoea welwitschii
Google: Web - Images - Scholar
iNaturalist: Ipomoea welwitschii
IPNI (International Plant Names Index): Ipomoea welwitschii
JSTOR Plant Science: Ipomoea welwitschii
Mansfeld World Database of Agricultural and Horticultural Crops: Ipomoea welwitschii
Plants of the World Online: Ipomoea welwitschii
Tropicos: Ipomoea welwitschii
Wikipedia: Ipomoea welwitschii


Copyright: Mike Bingham, Annette Willemen, Bart Wursten, Petra Ballings and Mark Hyde, 2011-24

Bingham, M.G., Willemen, A., Wursten, B.T., Ballings, P. and Hyde, M.A. (2024). Flora of Zambia: Species information: Ipomoea welwitschii.
https://www.zambiaflora.com/speciesdata/species.php?species_id=148100, retrieved 28 March 2024

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