1. Family: Rubiaceae Juss.
    1. Plectroniella Robyns

      1. This genus is accepted, and its native range is Mozambique to S. Africa.

    [FZ]

    Rubiaceae, D. Bridson. Flora Zambesiaca 5:2. 1998

    Habit
    Shrubs or small trees; armed with spines setabove brachyblasts (reduced lateral branches).
    Leaves
    Leaves restricted to lateral branches, paired but congested, petiolate; domatia present; stipules small, connate at the base, with silky white hairs inside, soon caducous.
    Flowers
    Flowers 4-merous, borne in pedunculate corymbose cymes; bracts and bracteoles inconspicuous.
    Calyx
    Calyx tube ± ovate; limb short, repand or shortly toothed.
    Corolla
    Corolla creamy-white; tube cylindrical, somewhat shorter than the lobes, densely choked with moniliform hairs at the throat; lobes reflexed, thickened but not apiculate at the apex.
    Anthers
    Anthers distinctly exserted, but not reflexed.
    Style
    Style narrowly cylindrical, slightly more than twice the length of the corolla tube.
    Pollen
    Pollen presenter very slightly longer than broad, hollow at the base, 3-lobed at the apex.
    Disc
    Disk not markedly prominent, glabrous.
    Ovary
    Ovary 3(4)-locular; ovule 1 per loculus, attached near apex to the septum.
    Fruits
    Fruit a 1–3(4)-seeded, fleshy drupe.
    Pyrene
    Pyrenes flattened ellipsoid, clearly crested around the apex.
    Seeds
    Seeds flattened ellipsoid, ± winged at the apex, very finely reticulate; embryo slightly curved with an erect radicle, and small cotyledons oriented ventrally to face of seed.

    Distribution

    Native to:

    KwaZulu-Natal, Mozambique, Northern Provinces, Swaziland

    Plectroniella Robyns appears in other Kew resources:

    First published in Bull. Jard. Bot. État Bruxelles 11: 243 (1928)

    Accepted by

    • Govaerts, R. (2003). World Checklist of Selected Plant Families Database in ACCESS: 1-216203. The Board of Trustees of the Royal Botanic Gardens, Kew.

    Literature

    Flora Zambesiaca
    • Bremekamp in Ann. Transvaal Mus. 15: 259 (1933).
    • in Bull. Jard. Bot. État 11: 243 (1928).

    Sources

    Flora Zambesiaca
    Flora Zambesiaca
    http://creativecommons.org/licenses/by-nc-sa/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