Family:
Convolvulaceae Juss.
Genus:
Xenostegia D.F.Austin & Staples

Xenostegia tridentata (L.) D.F.Austin & Staples

This species is accepted, and its native range is Tropical & Subtropical Old World.

[FSOM]

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

Distribution
Tropical and southern Africa, Mascarene Is., tropical Asia and eastwards to Australia.
Morphology Stem
Stems up to 2 m long, glabrous or hairy
Morphology Leaves
Leaf-blades linear or lanceolate to oblong, 2.5–10 x 0.2–2 cm, truncate, hastate or auriculate at the base, acuminate to emarginate and mucronulate at the apex, glabrous or hairy; petiole 0–3 mm long
Morphology Reproductive morphology Inflorescences Peduncles
Peduncle 2.5–4 cm long; pedicels 4–15 mm long
Morphology Reproductive morphology Flowers Calyx
Sepals oblong or lanceolate, 4–10 mm long, the 2 outer usually longer
Morphology Reproductive morphology Flowers Corolla
Corolla pale yellow, greenish or white, often with a purplish centre, 10–23 mm long
Morphology Reproductive morphology Fruits
Capsule globose, 4–9 mm in diam. Seeds 2–3 mm long, black or brown.

Native to:

Angola, Assam, Bangladesh, Benin, Borneo, Botswana, Burundi, Cambodia, Cameroon, Cape Provinces, Caprivi Strip, Caroline Is., Central African Repu, Chad, China South-Central, China Southeast, Christmas I., Comoros, Ethiopia, Free State, Gabon, Gambia, Ghana, Guinea, Gulf of Guinea Is., Hainan, India, Ivory Coast, Jawa, Kenya, KwaZulu-Natal, Laos, Lesser Sunda Is., Liberia, Madagascar, Malawi, Malaya, Mali, Maluku, Mozambique, Myanmar, Namibia, New Guinea, Nigeria, Northern Provinces, Northern Territory, Philippines, Queensland, Rwanda, Saudi Arabia, Senegal, Sierra Leone, Solomon Is., Somalia, Sri Lanka, Sudan, Sulawesi, Sumatera, Swaziland, Taiwan, Tanzania, Thailand, Togo, Uganda, Vietnam, Western Australia, Zambia, Zaïre, Zimbabwe

Introduced into:

Georgia, Puerto Rico

Xenostegia tridentata (L.) D.F.Austin & Staples appears in other Kew resources:

Date Reference Identified As Barcode Type Status Has image?
Jan 1, 2014 Brown, R. [2748], Australia K001081786 Unknown type material Yes
Jan 1, 2014 s.coll. [s.n.], Australia K001081785 Yes
Nov 27, 2012 Du et al. [HNK 3475], Vietnam K000734434 No
Feb 10, 2011 Pius [SAN 148926], Malaysia K000605988 No
Feb 10, 2011 Maikin [SAN 133674], Malaysia K000605991 No
Feb 1, 2011 Festo, L. [2433], Kenya K000545881 No
Jul 24, 2003 Jibrin Sibil [169], Sabah K000183102 No
Jul 24, 2003 Said [15867], Brunei K000183098 No
Jul 24, 2003 Fidilis Kripinus [139263], Sabah K000183101 No
Brown, R. [s.n.], Northern Territory K000830873 Yes
s.coll. [Cat. no. 1347] Convolvulus tridentatus K001112823 Yes
s.coll. [Cat. no. 1347], India Convolvulus tridentatus K001112824 Yes
s.coll. [Cat. no. 1347] Convolvulus tridentatus K001112822 Yes
s.coll. [Cat. no. 1347] Convolvulus tridentatus K001112827 Yes
s.coll. [Cat. no. 1347] Convolvulus tridentatus K001112821 Yes
s.coll. [Cat. no. 1347] Convolvulus tridentatus K001112825 Yes
Wallich, N. [Cat. no. 1347], Myanmar Convolvulus tridentatus K001112820 Yes
s.coll. [Cat. no. 1347] Convolvulus tridentatus K001112826 Yes
Jan 1, 1995 Couté, A. [2691], Madagascar Merremia tridentata K000384587 No
Wohlhauser, S. [60177], Madagascar Merremia tridentata K000384586 No
Faulkner, H.G. [2161], Tanzania Merremia tridentata K001081795 neotype Yes

First published in Brittonia 32: 533 (1980 publ. 1981)

Accepted by

  • Acevedo-Rodríguez, P. & Strong, M.T. (2012). Catalogue of seed plants of the West Indies Smithsonian Contributions to Botany 98: 1-1192.
  • Alfarhan, A. & Thomas, J. in Chaudhary, S.A. (2001). Saudi Arabian CNV + CUS Flora of the Kingdom of Saudi Arabia 2(2): 156-222. Ministry of Agriculture & Water, Riyadh.
  • Barker, R.M. & Telford, I.R.H. (1993). Fl. Australia Oceanic Islds. Convolvs Flora of Australia 50: 342-353. Australian Government Publishing Service, Canberra.
  • Fang, R.-Z. & Staples, G. (1995). Convolvulaceae Flora of China 16: 271-325. Missouri Botanical Garden Press, St. Louis.
  • 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.
  • Jarvis, C.E. in Jarvis, C.E. (2007). Convolvulaceae Order out of Chaos Linnean Soc. London & Nat. Hist. Museum.
  • Johnson, R.W. (2012). Convolvulaceae Australian Plant Census Council of Heads of Australian Herbaria.
  • Kartesz, J.T. in Kartesz, J.T. (1994). Convolvulaceae A synonymized checklist of the vascular flora of the United States, Canada, and Greenland: 217-221. Timber Press.
  • Kress, W.J., R.A. DeFilipps, E. Farr, & Y.Y. Kyi in Kress, W.J. et al. (2003). Cklist. Myanmar Convolvulaceae Checklist of the Trees, Shrubs, Herbs, and Climbers of Myanmar: 197-201. National Museum of Natural History, Washington DC.
  • Lejoly, J. & S. Lisowski (1993). Les Convolvulaceae dans la flore d'Afrique Centrale (Zaïre, Rwanda, Burundi) Fragmenta Floristica et Geobotanica 38: 351-400.
  • Liogier, H.A. & L.F. Martorell in Liogier, H.A. & Martorell, L.F. (2000). Convolvulaceae Flora of Puerto Rico and Adjacent Islands: a Systematic Synopsis: 162-167. Editorial de la Universidad de Puerto Rico, San Juan.
  • Meeuse, A.D.J. & W.G. Welman (2000). Convolvulaceae Flora of Southern Africa 28: 1-138. Botanical Research Institute, Department of Agriculture.
  • Staples, G. (2018). Flore du Cambodge du Laos et du Viêt-Nam 36: 1-406. Muséum National d'Histoire Naturelle, Paris.
  • 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.

Not accepted by

  • Deroin, T. (2001). Convolvulaceae Flore de Madagascar et des Comores (Plantes Vasculaires) 171: 11-287. Typographie Firmin-Didot et Cie., Paris. [Cited as Merremia tridentata.]
  • Gonçalves, M.L. (1987). Convolvulaceae Flora Zambesiaca 8(1): 9-129. Royal Botanic Gardens, Kew. [Cited as Merremia tridentata.]

Literature

Kew Backbone Distributions

  • Alfarhan, A. & Thomas, J. in Chaudhary, S.A. (2001). Saudi Arabian CNV + CUS Flora of the Kingdom of Saudi Arabia 2(2): 156-222. Ministry of Agriculture & Water, Riyadh.
  • Bacon, P.S. (1982). The weedy species of Merremia (Convolvulaceae) occurring in the Solomon Islands and a description of a new species Botanical Journal of the Linnean Society 84: 257-264.
  • 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.
  • Barker, R.M. & Telford, I.R.H. (1993). Fl. Australia Oceanic Islds. Convolvs Flora of Australia 50: 342-353. Australian Government Publishing Service, Canberra.
  • Clarke, C.B. in Hooker, J.D. (1883). Fl. Br. India Convolvulaceae Flora of British India 4: 179-228 + 734.
  • Commonwealth Scientific and Industrial Research Organisation (2014- continuously updated). Atlas of Living Australia http://www.ala.org.au/.
  • 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.
  • Fosberg, F.R. & Sachet. M.-H. (1977). Flora of Micronesia 3: Convolvulaceae Smithsonian Contributions to Botany 36: 1-34.
  • Gagnepain & Courchet in H. Lecomte (1915). Flore Indo-Chine Convolvulaceae Flore Générale de l'indo-Chine 4: 228-313.
  • 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.
  • Johnson, R.W. (2012). Convolvulaceae Australian Plant Census Council of Heads of Australian Herbaria.
  • 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.
  • Liogier, H.A. & L.F. Martorell in Liogier, H.A. & Martorell, L.F. (2000). Convolvulaceae Flora of Puerto Rico and Adjacent Islands: a Systematic Synopsis: 162-167. Editorial de la Universidad de Puerto Rico, San Juan.
  • Lisowski, S. in Lisowski, S. (2009). Convolvulaceae Flore (Angiospermes) de la République de Guinée: 136-145. Jardin Botanique National de Belgique.
  • Meeuse, A.D.J. & W.G. Welman (2000). Convolvulaceae Flora of Southern Africa 28: 1-138. Botanical Research Institute, Department of Agriculture.
  • O'Donell, C.A. (1941). Revision de las especies americanas de Lilloa 6: 467-554. Universidad Nacional de Tucuman, Instituto 'Miguel Lillo'.
  • Ooststroom, S.J. van & R.D. Hoogland (1953). Convolvulaceae Flora Malesiana 4: 388-512. Noordhoff-Kolff N.V., Djakarta.
  • Thulin, M. et al. in Thulin, M. (ed.) (2006). Convolvulaceae Flora of Somalia 3: 221-258. The Royal Botanic Gardens, Kew.
  • Tisserant, P. Ch. (1950). Catalogue de la flora de l'Oubangui-Chari Mémoires de l'Institut d'Études Centrafricaines 2: 1-166.
  • Verdcourt, B. (1958). Notes on African Convolvulaceae (part II) Kew Bulletin 13: 185-197.
  • Verdcourt, B. (1963). Convolvulaceae Flora of Tropical East Africa: 1-161.

Flora of Somalia

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

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