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

      1. This genus is accepted, and is native to 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, Costa Rica, El Salvador, Guatemala, Honduras, Mexico Central, Mexico Gulf, Mexico Northeast, Mexico Northwest, Mexico Southeast, Mexico Southwest, Nicaragua, Panamá

    Introduced into:

    Andaman Is., Angola, Assam, Bahamas, Benin, Bolivia, Botswana, Cameroon, Canary Is., Caroline Is., Central African Repu, Chad, China South-Central, China Southeast, Christmas I., Colombia, Cook Is., Cuba, Dominican Republic, East Himalaya, Ecuador, Ethiopia, Fiji, Florida, Gabon, Haiti, Hawaii, India, Jamaica, Jawa, Korea, KwaZulu-Natal, Laos, Leeward Is., Louisiana, Maldives, Marianas, Marquesas, Mauritius, Mozambique, Myanmar, Namibia, Nepal, New Guinea, New South Wales, Nicobar Is., Niue, Northern Provinces, Northern Territory, Pakistan, Peru, Philippines, Puerto Rico, Queensland, Réunion, Seychelles, Society Is., Sri Lanka, Sudan, Swaziland, Taiwan, Texas, Togo, Trinidad-Tobago, Tuamotu, Tubuai Is., Venezuela, 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 2019. 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 2019. 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