Merremia kentrocaulos (C.B. Clarke) Hallier f.
var. pinnatifida N.E. Br.

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Photo: Bart Wursten
Nr bridge over Sitagane River, by rd from Tuli to Hwali River bridge

Photo: Bart Wursten
Along road from Mahenye to Mtandahwe.

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Synonyms:	Convolvulus kentrocaulos Steud. Ipomoea kentrocaulos C.B. Clarke Operculina kentrocaulos (C.B. Clarke) Hall. f.
Common names:	Rough-stemmed morning-glory (English)
Frequency:
Status:	Native
Description:	Robust twining perennial herb with stems up to 10 m long. Stems and petioles, hairless covered in small spine-like reddish-brown tubercles; older stems becoming woody. Leaves up to 13 cm in diameter, deeply palmately or pedately 7-9-lobed, lobes often pinnately lobed again, hairless. Flowers solitary or in few-flowered axillary clusters on a long peduncle, up to 8 cm. Corolla funnel-shaped, 6-8 cm in diameter, whitish to pale yellow with a dark purple centre.
Notes:
Derivation of specific name:	kentrocaulos: with spiny stems; pinnatifida: pinnately lobed, referring to secondary lobes on each primary lobe.
Habitat:	In hot and dry mopane-Acacia scrub or woodland, often on stony ground.
Flowering time:	Dec - April
Worldwide distribution:	Botswana, Mozambique, Zimbabwe, Limpopo and Mpumalanga, South Africa. Also in India.
Botswana distribution:	N,SW,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:	Sunday 1 March 2015
Literature:	Chapano, C. & Mamuto, M. (2003). Plants of the Chimanimani District National Herbarium and Botanic Garden, Zimbabwe Page 38. As Merremia kentrocaulos Fabian, A. & Germishuizen, G. (1997). Wild Flowers of Northern South Africa. Fernwood Press, Vlaeburg. Pages 336 - 337. (Includes a picture). Gonçalves, M.L. (1987). Convolvulaceae Flora Zambesiaca 8(1) Pages 40 - 41. 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. Plowes, D.C.H. & Drummond, R.B. (1990). Wild Flowers of Zimbabwe. Revised edition. Longman, Zimbabwe. No. 99, plate 134 Setshogo, M.P. (2005). Preliminary checklist of the plants of Botswana. Sabonet Report no. 37. Sabonet, Pretoria and Gaborone Page 51. as Merremia kentrocaulos

Other sources of information about Merremia kentrocaulos var. pinnatifida:

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Flora of Mozambique: Merremia kentrocaulos var. pinnatifida
Flora of Zimbabwe: Merremia kentrocaulos var. pinnatifida

External websites:

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