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This genus is accepted, and its native range is Mexico to Central America.

[FZ]

Flora Zambesiaca. Vol. 9, Part 3. Polygonaceae-Myriaceae. Pope GV, Polhill RM, Martins ES. 2006.

Leaves
Leaves alternate, petiolate, cordate or truncate at the base Leaves alternate, petiolate, cordate or truncate at the base.
Ocrea
Ocrea reduced to an annular crest Ocrea reduced to an annular crest.
Flowers
Flowers hermaphrodite, pedicellate, borne in clusters in the axils of bracts and arranged in axillary and terminal racemes, the uppermost becoming paniculate; racemes ending in branched tendrils Flowers hermaphrodite, pedicellate, borne in clusters in the axils of bracts and arranged in axillary and terminal racemes, the uppermost becoming paniculate; racemes ending in branched tendrils.
Perianth
Perianth 5(6)-merous, the segments unequal, largest outside, enlarging about the fruit Perianth 5(6)-merous, the segments unequal, largest outside, enlarging about the fruit.
Stamens
Stamens 7–9; filaments united at the base into a short tube Stamens 7–9; filaments united at the base into a short tube.
Ovary
Ovary somewhat trigonous; styles 3; stigmas 3, capitate
Fruits
Fruit an ovoid-trigonous nut, included within the accrescent perianth. Fruit an ovoid-trigonous nut, included within the accrescent perianth.
Distribution
A small genus with 3 to 6 species native to Mexico and central America. Widely cultivated as garden ornamentals.
Habit
Perennial tendrilled climbers; stems glabrous or hairy, furrowed. Perennial tendrilled climbers; stems glabrous or hairy, furrowed
Pistil
Ovary somewhat trigonous; styles 3; stigmas 3, capitate.

[FSOM]

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

Habit
Shrubby climbers with tendrils
Leaves
Leaves alternate; ochreae small or obsolete
Tepal
Tepals 5–6, the 3 outer much enlarging in fruit
Stamens
Stamens 7–9, united at the base
Style
Styles 3, free
Fruits
Fruit trigonous, the outer tepals forming papery wings.
Distribution
Four species in central America, one often cultivated.

Native to:

Belize, Costa Rica, El Salvador, Guatemala, Honduras, Mexico Central, Mexico Gulf, Mexico Northeast, Mexico Northwest, Mexico Southeast, Mexico Southwest, Nicaragua, Panamá

Introduced into:

Alabama, Andaman Is., Argentina Northwest, Aruba, Ascension, Assam, Bahamas, Bangladesh, Benin, Bolivia, Brazil North, Brazil Northeast, Cambodia, Cameroon, Canary Is., Cayman Is., Chad, Christmas I., Colombia, Congo, Cuba, Dominican Republic, Ecuador, Ethiopia, Fiji, Florida, Gabon, Galápagos, Gambia, Georgia, Gilbert Is., Guinea, Guinea-Bissau, Gulf of Guinea Is., Haiti, India, Jamaica, Kenya, Laos, Leeward Is., Louisiana, Malawi, Marianas, Marquesas, Mississippi, Mozambique, Nauru, Netherlands Antilles, New Caledonia, Niue, Pakistan, Paraguay, Peru, Pitcairn Is., Puerto Rico, Rwanda, Réunion, Seychelles, Society Is., Somalia, South Carolina, Southwest Caribbean, Sri Lanka, Tanzania, Texas, Thailand, Tonga, Trinidad-Tobago, Tuamotu, Tubuai Is., Venezuela, Venezuelan Antilles, Vietnam, Windward Is., Zaïre

Antigonon Endl. appears in other Kew resources:

First published in Gen. Pl.: 310 (1837)

Accepted by

  • Govaerts, R. (1995). World Checklist of Seed Plants 1(1, 2): 1-483, 529. MIM, Deurne.

Literature

Flora Zambesiaca

  • Antigonon Endl., Gen. Pl.: 310 (1837).
  • Gen. Pl.: 310 (1837).

Flora of Somalia

  • Flora Somalia, Vol 1, (1993) Author: by M. Thulin [updated by M. Thulin 2008]

Flora of Tropical East Africa

  • Gen. Pl.: 310 (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

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