1. Family: Rubiaceae Juss.
    1. Pygmaeothamnus Robyns

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

    [FZ]

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

    Habit
    Suffrutescent herbs, mostly under 30 cm tall, with several to many stems from a woody rhizome.
    Leaves
    Leaves opposite or in whorls of 3–4, mostly fairly shortly petiolate; stipules triangular, usually shortly subulate-caudate at the apex.
    Flowers
    Flowers in simple or branched cymes or fascicles, sometimes borne at lower often leafless nodes; bracts small.
    Calyx
    Calyx limb-tube ± obsolete; lobes 5, erect, linear-oblong, oblong, lanceolate or ± triangular, obtuse or subacute.
    Corolla
    Corolla shortly apiculate, usually 5-tailed in bud; tube cylindric, glabrous or pubescent, with a ring of deflexed hairs within, sparsely to densely pilose at the throat; lobes reflexed, usually shortly apiculate, glabrous within, about equalling the tube.
    Stamens
    Stamens inserted at the throat, the anthers oblong or lanceolate, just exserted.
    Pistil
    Ovary 2-locular, each locule with a solitary pendulous ovule; style slender, slightly exserted; pollen presenter cylindric or subcapitate, deeply bilobed.
    Fruits
    Fruit globose or obpyriform, didymous or asymmetrical, containing (1)2 pyrenes.
    [FTEA]

    Rubiaceae, B. Verdcourt. Flora of Tropical East Africa. 1976

    Habit
    Subshrubby herbs mostly under 30 cm. tall, with several–many stems from a woody rhizome
    Leaves
    Leaves opposite or in whorls of 3–4, mostly fairly shortly petiolate; stipules triangular, usually shortly subulate-caudate at the apex
    Flowers
    Flowers in simple or branched cymes or fascicles, sometimes borne at lower often leafless nodes; bracts small
    Calyx
    Calyx-lobes 5, erect, linear-oblong, oblong, lanceolate or ± triangular, obtuse or subacute
    Buds
    Buds shortly apiculate, usually 5-tailed, glabrous or pubescent
    Corolla
    Corolla-tube cylindric, with a ring of deflexed hairs within, sparsely to densely pilose at the throat; lobes reflexed, usually shortly apiculate, glabrous within, about equalling the tube
    Stamens
    Stamens inserted at the throat, the anthers oblong or lanceolate, just exserted
    Pistil
    Ovary 2-locular, each locule with a solitary pendulous ovule; style slender, slightly exserted; stigmatic club cylindric or subcapitate, deeply bilobed
    Fruits
    Fruit globose or obpyriform, didymous or asymmmetrical, containing (1–)2 pyrenes.

    Images

    Distribution

    Native to:

    Angola, Botswana, Burundi, Cape Provinces, Caprivi Strip, Free State, Namibia, Northern Provinces, Tanzania, Zambia, Zaïre, Zimbabwe

    Pygmaeothamnus Robyns appears in other Kew resources:

    First published in Bull. Jard. Bot. État Bruxelles 11: 29 (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
    • in Bull. Jard. Bot. État 11: 29 (1928).
    Flora of Tropical East Africa
    • in B.J.B.B. 11: 29 (1928)

    Sources

    Flora Zambesiaca
    Flora Zambesiaca
    http://creativecommons.org/licenses/by-nc-sa/3.0

    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 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