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  1. Family: Acanthaceae Juss.
    1. Elytraria Michx.

      1. This genus is accepted, and its native range is Siberia, W. Tropical Africa to Kenya, Madagascar, S. India, Sri Lanka, S. U.S.A. to Argentina, Caribbean.

    [FTEA]

    Acanthaceae (part 1), Kaj Vollesen, Flora of Tropical East Africa, 2008

    Habit
    Acaulous or short-stemmed annual or perennial herbs (rarely taller shrubs).
    Leaves
    Leaves in basal or apical rosettes.
    Flowers
    Flowers single, in dense cylindrical spikes from the rosettes, spikes sessile, unbranched or with branches from base of the terminal spike; peduncles with scattered to imbricate scale-like sterile bracts; fertile bracts imbricate, spirally arranged, scale-like, persistent, without or with indistinct midrib; bracteoles 2, narrowly ovate-elliptic.
    Calyx
    Calyx divided almost to the base into 5 sepals; dorsal much wider than the rest, the two lateral slightly wider than the two ventral which are united higher up than the rest.
    Corolla
    Corolla weakly 2-lipped, sometimes cleistogamous; tube linear, cylindric, widened into a short throat; lower lip 3-lobed, lobes often bifid.
    Stamens
    Stamens 2 (rarely 4 or 2 plus 2 staminodes), included in the throat; filaments short; anthers 2-thecous, thecae at same height, oblong or broadly elliptic, without basal appendages, connective produced apically.
    Ovary
    Ovary 2-locular, with 6–10 ovules per locule; stigma oblong-spathulate or rounded, entire or 2-lobed.
    Fruits
    Capsule 10–20-seeded, ellipsoid, sessile, rostrate (sterile from apex) with recurved apical part when ripe, retinaculae absent.
    Seeds
    Seed minute, ovoid-ellipsoid, often with ± truncate ends, rugose and pitted.
    Distribution
    Range: A pantropical genus of approximately 25 species. Range: Mostly in America, but with 5–10 species in Africa, Madagascar and SE Asia.

    Images

    Distribution

    Native to:

    Angola, Argentina Northwest, Arizona, Aruba, Belize, Benin, Bolivia, Botswana, Brazil North, Brazil Northeast, Brazil Southeast, Brazil West-Central, Burkina, Cameroon, Central African Repu, Colombia, Congo, Costa Rica, Cuba, Ecuador, El Salvador, Equatorial Guinea, Florida, Gabon, Georgia, Ghana, Guatemala, Guinea, Guinea-Bissau, Gulf of Guinea Is., Haiti, Honduras, India, Ivory Coast, Kenya, Liberia, Madagascar, Malawi, Mexican Pacific Is., Mexico Central, Mexico Gulf, Mexico Northeast, Mexico Northwest, Mexico Southeast, Mexico Southwest, Mozambique, Netherlands Antilles, New Mexico, Nicaragua, Nigeria, Northern Provinces, Panamá, Peru, Sierra Leone, Somalia, South Carolina, Sri Lanka, Sudan, Tanzania, Texas, Togo, Trinidad-Tobago, Uganda, Venezuela, Zambia, Zaïre, Zimbabwe

    Introduced into:

    Galápagos, Malaya, Philippines, Vietnam

    Accepted Species

    Synonyms

    Other Data

    Elytraria Michx. appears in other Kew resources:

    Bibliography

    First published in Fl. Bor.-Amer. 1: 8 (1803)

    Accepted by

    • Govaerts, R. (2001). World Checklist of Seed Plants Database in ACCESS E-F: 1-50919.

    Literature

    Flora of West Tropical Africa

    • Johri & Singh in Bot. Notiser 112: 227 (1959).
    • J. K. Morton in Rev. Biologia 1: 49 (1956)
    • Bremekamp in Reinwardtia 3: 249 (1955)
    • F.T.A. 5: 27
    • in Michx. Fl. Bor. Am. 1: 8 (1803), nom. cons.

    Flora of Tropical East Africa

    • Not. Roy. Bot. Gard. Edinb. 31: 378 (1972)
    • Reinwardtia 3: 249 (1955)
    • DC., Prodr. 11: 62 (1847)
    • Fl. Bor. Am. 1: 8 (1803), nom. conserv.

    Sources

    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 2020. 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 2020. 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