1. Family: Asteraceae Bercht. & J.Presl
    1. Tithonia Desf. ex Juss.

      1. This genus is accepted, and is native to Christmas Island, Southern America and Northern America..

    [FTEA]

    Compositae, H. Beentje, C. Jeffrey & D.J.N. Hind. Flora of Tropical East Africa. 2005

    Habit
    Annual or perennial herbs or shrubs
    Leaves
    Leaves alternate or sometimes opposite near the base, 3-veined from base
    Capitulum
    Capitula solitary on long lateral peduncles which thicken near apex, heterogamous, radiate; phyllaries 2–5-seriate; paleae clasping disc florets
    Florets
    Ray florets sterile, 2–3-toothed; disc florets tubular, 5-lobed; anthers with sagittate base and apical appendage; style-arms hairy abaxially
    Fruits
    Achenes oblong; pappus a crown of free scales, usually with 1–2 awns.

    Images

    Distribution

    Native to:

    Arizona, Belize, Christmas I., Colombia, Costa Rica, El Salvador, Guatemala, Honduras, Leeward Is., Mexico Central, Mexico Gulf, Mexico Northeast, Mexico Northwest, Mexico Southeast, Mexico Southwest, Nicaragua, Panamá, Peru, Venezuela

    Introduced into:

    Andaman Is., Angola, Assam, Bahamas, Benin, Botswana, Cameroon, Canary Is., Caroline Is., Central African Repu, Chad, China South-Central, China Southeast, Cook Is., Cuba, Dominican Republic, East Himalaya, Ethiopia, Fiji, Florida, Gabon, Hawaii, India, Jamaica, Jawa, Korea, KwaZulu-Natal, Laos, Louisiana, Maldives, Marianas, Marquesas, Mauritius, Mozambique, Myanmar, Namibia, Nepal, New Guinea, New South Wales, Nicobar Is., Niue, Northern Provinces, Northern Territory, Pakistan, Philippines, Puerto Rico, Queensland, Réunion, Seychelles, Society Is., Sri Lanka, Sudan, Swaziland, Taiwan, Texas, Togo, Trinidad-Tobago, Tuamotu, Tubuai Is., Vietnam, Windward Is., Zambia, Zimbabwe

    Tithonia Desf. ex Juss. appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Sep 1, 1987 Bernoulli [1520], Guatemala K000487804 holotype

    First published in Gen. Pl.: 189 (1789)

    Accepted by

    • Roskov Y. & al. (eds.) (2018). Species 2000 & ITIS Catalogue of Life Naturalis, Leiden, the Netherlands.

    Literature

    Flora of Tropical East Africa
    • La Duke in Rhodora 84: 453–522 (1982)
    • Gen. Pl.: 189 (1789)

    Sources

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

    Herbarium Catalogue Specimens
    'The Herbarium Catalogue, Royal Botanic Gardens, Kew. Published on the Internet http://www.kew.org/herbcat [accessed on Day Month Year]'. Please enter the date on which you consulted the system.
    Digital Image © Board of Trustees, RBG Kew http://creativecommons.org/licenses/by/3.0/

    Kew Backbone Distributions
    The International Plant Names Index and World Checklist of Selected Plant Families 2018. 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 2018. 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