Merremia tuberosa (L.) Rendle

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Synonyms: Distimake tuberosus (L.) A.R. Simões & Staples
Ipomoea tuberosa L.
Operculina tuberosa (L.) Meisn.
Common names: Woodrose (English)
Description: Robust glabrous perennial twiner or liane, arising from a large subterranean tuber, ascending to many metres on trees and other supports. Leaves palmately compound with 5-7 lobes, circular in outline, 6-16 cm in diameter. Inflorescence few- to several-flowered. Pedicels 1.5-1.8 cm long, enlarging in fruit to 5 cm. Corolla yellow, funnel-shaped with a cylindric tube up to 5.5 cm long. Fruit a capsule enclosed by the accrescent calyx.
Derivation of specific name: tuberosa: having tubers
Flowering time:
Worldwide distribution: Native to tropical America, often cultivated and widely naturalised in Africa, Asia and Australia.
Growth form(s):
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Gonçalves, M.L. (1987). Convolvulaceae Flora Zambesiaca 8(1) Page 41.

Other sources of information about Merremia tuberosa:

Our websites:

Flora of Mozambique: Merremia tuberosa
Flora of Mozambique: cultivated Merremia tuberosa

External websites:

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

Copyright: Mark Hyde, Bart Wursten, Petra Ballings and Meg Coates Palgrave, 2002-24

Hyde, M.A., Wursten, B.T., Ballings, P. & Coates Palgrave, M. (2024). Flora of Zimbabwe: Cultivated Plants: Species information: Merremia tuberosa., retrieved 16 June 2024

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