Ipomoea tuberculata Ker Gawl.
var. tuberculata

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Photo: Penny English
Staff housing, Sinamatella Camp, Hwange National Park

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Synonyms:	Ipomoea calcarata N.E. Br. Ipomoea dasysperma Jacq.
Common names:
Frequency:
Status:	Native
Description:	Hairless, annual herb. Stems climbing, smooth or tuberculate, up to 2.5 m long. Leaves: lamina circular in outline, digitately 5-9-lobed or pedately 3-partite; lobes linear-lanceolate to elliptic, acute; petiole 2-7 cm long. Pseudostipules present. Inflorescences 1-3-flowered; pedicels thicker than the peduncle. Sepals obtuse, unequal, gibbous and 1-2-tuberculate near the base. Flowers 5-10 cm long. Corolla funnel-shaped with a narrow tube, 4-5 cm long (in var. tuberculata); yellow or white with a purple centre. Capsule spherical.
Notes:
Derivation of specific name:
Habitat:	Dambo margin woodland, edge of riverine forest, mixed scrub and river banks.
Flowering time:
Worldwide distribution:	In Africa (Ethiopia, Zambia, Mozambique, Botswana, Zimbabwe, Namibia and South Africa) and in Asia (Sri Lanka and India).
Botswana distribution:	N,SE
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:	Saturday 9 April 2016
Literature:	Chapano, C. & Mugarisanwa, N.H. (2003). Plants of the Matobo District National Herbarium and Botanic Garden, Zimbabwe Page 22. As Ipomoea tuberculata Gonçalves, M.L. (1987). Convolvulaceae Flora Zambesiaca 8(1) Pages 102 - 104. Heath, A. & Heath, R. (2009). Field Guide to the Plants of Northern Botswana including the Okavango Delta Kew Publishing Page 233. (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 37. Setshogo, M.P. (2005). Preliminary checklist of the plants of Botswana. Sabonet Report no. 37. Sabonet, Pretoria and Gaborone Page 51. as Ipomoea tuberculata

Other sources of information about Ipomoea tuberculata var. tuberculata:

Our websites:

Flora of Mozambique: Ipomoea tuberculata var. tuberculata
Flora of Zambia: Ipomoea tuberculata var. tuberculata
Flora of Zimbabwe: Ipomoea tuberculata var. tuberculata

External websites:

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