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This genus is accepted, and its native range is Tropical & Subtropical Old World.
Hewittia malabarica

[FZ]

Convolvulaceae, Maria Leonor Gonçalves. Flora Zambesiaca 8:1. 1987

Morphology General Habit
Twining or prostrate perennial herb.
Morphology Reproductive morphology Flowers
Flowers on axillary peduncles in 1-several-flowered bracteate cymes; bracteoles oblong or linear-lanceolate, acuminate, positioned at some distance from the calyx.
Morphology Reproductive morphology Flowers Calyx
Sepals 5, herbaceous, the outer ones large, accrescent in fruit, inner ones smaller.
Morphology Reproductive morphology Flowers Corolla
Corolla medium-sized, campanulate to funnel-shaped, heptangular.
Morphology Reproductive morphology Flowers Androecium Stamens
Stamens 5, included; filaments linear with dilated base; pollen smooth.
Morphology Reproductive morphology Flowers Disc
Disk annular.
Morphology Reproductive morphology Flowers Gynoecium Pistil
Ovary hairy, unilocular or imperfectly bilocular at the apex, 4-ovuled; style simple, included; stigma 2, ovate-oblong, campanulate.
Morphology Reproductive morphology Fruits
Capsule locular, usually 4-valved, 4- or, by abortion, less-seeded.
Morphology Reproductive morphology Seeds
Seeds black, glabrous, opaque.

[FSOM]

M. Thulin et al. Flora of Somalia, Vol. 1-4 [updated 2008] https://plants.jstor.org/collection/FLOS

Morphology Reproductive morphology Flowers Calyx
Sepals unequal, the 3 outer ones much larger than the inner 2
Morphology Reproductive morphology Flowers Gynoecium Ovary
Ovary hairy, 1-celled or partly 2-celled, with 4 ovules; style simple, filiform; stigmas 2, ovate-oblong
Morphology Reproductive morphology Fruits
Capsule 1-celled, usually 4-valved, 2–4-seeded.
Distribution
A single species in the Old World tropics.
Morphology General Habit
Twining or prostrate perennial herb
Morphology Reproductive morphology Inflorescences
Flowers in axillary pedunculate 1–several-flowered bracteate cymes

[FTEA]

Convolvulaceae, B. Verdcourt (East African Herbarium). Flora of Tropical East Africa. 1963

Morphology General Habit
A twining or prostrate perennial herb
Morphology Leaves
Leaves usually cordate at the base
Morphology Reproductive morphology Flowers
Flowers on axillary peduncles in 1–several-flowered bracteate cymes
Morphology Reproductive morphology Flowers Calyx
Sepals herbaceous, acute; the 3 outer ones large, ovate, accrescent in fruit; inner ones smaller
Morphology Reproductive morphology Flowers Gynoecium Ovary
Ovary hairy, 1-locular or imperfectly 2-locular, 4-ovuled
Morphology Reproductive morphology Flowers Gynoecium Pistil
Style simple, filiform; stigmas 2, ovate-oblong, complanate
Morphology Reproductive morphology Fruits
Capsule 1-locular, usually 4-valved.

Native to:

Angola, Assam, Bangladesh, Benin, Borneo, Burundi, Cambodia, Cameroon, Cape Provinces, Central African Repu, Chad, China South-Central, China Southeast, Ethiopia, Gabon, Gambia, Ghana, Guinea, Hainan, India, Ivory Coast, Jawa, Kenya, KwaZulu-Natal, Laos, Lesser Sunda Is., Liberia, Madagascar, Malawi, Malaya, Mali, Maluku, Mozambique, Myanmar, New Guinea, Nigeria, Northern Provinces, Philippines, Rwanda, Senegal, Sierra Leone, Somalia, South China Sea, Sri Lanka, Sudan, Sumatera, Swaziland, Taiwan, Tanzania, Thailand, Togo, Uganda, Vietnam, Zambia, Zaïre, Zimbabwe

Introduced into:

Jamaica

Hewittia Wight & Arn. appears in other Kew resources:

First published in Madras J. Lit. Sci. 5: 22 (1837)

Accepted by

  • Adams, C.D. in Adams, C.D. (1972). Flowering Plants of Jamaica: 601-614. University of the West Indies, Mona.
  • Andrews, F.W. in Andrews, F.W. (1956). Convolvulaceae The Flowering Plants of the Sudan 3: 102-125. T.Buncle & co., LTD., Arbroath, Scotland.
  • Austin, D.F. in Dassanayake (ed.) (1980). Rev. Handb. Fl. Ceylon Convolvulaceae A Revised Handbook to the Flora of Ceylon 1: 288-363. Oxford & IBH Publishing Co. PVT. LTD., New Delhi, Calcutta.
  • Baker, J.G. & A.B. Rendle in Thiselton-Dyer, W.T. et al. (eds.) (1905). Convolvulaceae Flora of Tropical Africa 4(2): 62-206. Secretary of State for the Colonies.
  • Baker, J.G. & C.H. Wright in Thiselton Dyer, W.T. et al. (eds.) (1904). Convolvulaceae Flora Capensis 4(2): 45-87.
  • Clarke, C.B. in Hooker, J.D. (1883). Fl. Br. India Convolvulaceae Flora of British India 4: 179-228 + 734.
  • Deroin, T. (2001). Convolvulaceae Flore de Madagascar et des Comores (Plantes Vasculaires) 171: 11-287. Typographie Firmin-Didot et Cie., Paris.
  • Fang, R.-Z. & Staples, G. (1995). Convolvulaceae Flora of China 16: 271-325. Missouri Botanical Garden Press, St. Louis.
  • Gagnepain & Courchet in H. Lecomte (1915). Flore Indo-Chine Convolvulaceae Flore Générale de l'indo-Chine 4: 228-313.
  • Gonçalves, M.L. (1987). Convolvulaceae Flora Zambesiaca 8(1): 9-129. Royal Botanic Gardens, Kew.
  • Hedberg, I., Kelbessa, E., Edwards, S., Demissew, S. & Persson, E. (eds.) (2006). Flora of Ethiopia and Eritrea 5: 1-690. The National Herbarium, Addis Ababa University, Ethiopia & The Department of Systematic Botany, Upps.
  • Heine, H. in Hutchinson, J. & Dalziel, J.M. (1963). Convolvulaceae Flora of West Tropical Africa, second edition 2: 335-352 + 496. Crown Agents for Oversea Governments and Administrations.
  • Khan, M.S. (1985). Fl. Bangladesh Convolvulaceae Flora of Bangladesh 30: 1-59. Bangladesh National Herbarium, Dhaka.
  • Lejoly, J. & S. Lisowski (1993). Les Convolvulaceae dans la flore d'Afrique Centrale (Zaïre, Rwanda, Burundi) Fragmenta Floristica et Geobotanica 38: 351-400.
  • Meeuse, A.D.J. & W.G. Welman (2000). Convolvulaceae Flora of Southern Africa 28: 1-138. Botanical Research Institute, Department of Agriculture.
  • Ooststroom, S.J. van & R.D. Hoogland (1953). Convolvulaceae Flora Malesiana 4: 388-512. Noordhoff-Kolff N.V., Djakarta.
  • Staples, G. & H. Noltie (2007). (1761) Proposal to conserve the name Hewittia against Shutereia Choisy (Convolvulaceae) Taxon 56: 262.
  • Staples, G. (with P. Traiperm) (2010). Convolvulaceae Flora of Thailand 10: 330-468. The Forest Herbarium, National Park, Wildlife and Plant Conservation Department, Bangkok.
  • Thulin, M. et al. in Thulin, M. (ed.) (2006). Convolvulaceae Flora of Somalia 3: 221-258. The Royal Botanic Gardens, Kew.
  • Verdcourt, B. (1958). Some notes on tropical African Convolvulaceae Webbia; Raccolta de Scritti Botanici 13: 321-329.
  • Verdcourt, B. (1963). Convolvulaceae Flora of Tropical East Africa: 1-161.

Literature

Flora of West Tropical Africa

  • Meeuse in Bothalia 6: 698 (1958).
  • —F.T.A. 4, 2: 100

Flora Zambesiaca

  • in Madras Journ. Sci. 5: 22 (1837).

Flora of Somalia

  • Flora Somalia, Vol 3, (2006) Author: by M. Thulin [updated by M. Thulin 2008]

Flora of Tropical East Africa

  • in Madras Journ. Sci. : 22 (1837)

Flora Zambesiaca
Flora Zambesiaca
http://creativecommons.org/licenses/by-nc-sa/3.0

Flora of Somalia
Flora of Somalia
http://creativecommons.org/licenses/by-nc-sa/3.0

Flora of Tropical East Africa
Flora of Tropical East Africa
http://creativecommons.org/licenses/by-nc-sa/3.0

Kew Backbone Distributions
The International Plant Names Index and World Checklist of Selected Plant Families 2021. Published on the Internet at http://www.ipni.org and http://apps.kew.org/wcsp/
© Copyright 2017 World Checklist of Selected Plant Families. http://creativecommons.org/licenses/by/3.0

Kew Names and Taxonomic Backbone
The International Plant Names Index and World Checklist of Selected Plant Families 2021. Published on the Internet at http://www.ipni.org and http://apps.kew.org/wcsp/
© Copyright 2017 International Plant Names Index and World Checklist of Selected Plant Families. http://creativecommons.org/licenses/by/3.0