1. Family: Rubiaceae Juss.
    1. Hymenodictyon Wall.

      1. This genus is accepted, and its native range is Tropical & S. Africa, Madagascar, S. China to Tropical Asia.

    [FZ]

    Rubiaceae, D.M.Bridson & B.Verdcourt. Flora Zambesiaca 5:3. 2003

    Corolla
    Corolla funnel-shaped or narrowly campanulate, the tube and throat glabrous within; lobes 4–5, valvate, short, erect.
    Stamens
    Stamens 5, inserted below the throat, included in the tube; filaments short; anthers basifixed, 2-thecous.
    Pistil
    Ovary 2-locular; ovules numerous in each loculus, imbricate on cylindrical ascending placentas attached to the septum; style slender, long exserted; pollen presenter fusiform or ellipsoid, obscurely 2-lobed, receptive area restricted to distal part.
    Fruits
    Fruits capsular, lenticellate, oblong or subcylindric, 2-locular, the valves sulcate, dehiscing loculicidally into 2 valves, many-seeded, the placentas thin, finally free.
    Seeds
    Seeds ascending, imbricate; testa membranous, broadly winged, ± lacerate, the wing elongated, bifid at the hilar end; embryo small, the cotyledons oblong or round; radicle clavate or terete.
    Habit
    Trees, shrubs or sometimes epiphytic, rarely lianes.
    Leaves
    Leaves opposite, petiolate, deciduous, often with domatia in the nerve axils.
    Stipules
    Stipules entire or glandular-serrate, deciduous.
    Inflorescences
    Inflorescences terminal, mostly elongate, spicate or capitate often with a pair of conspicuous petiolate leafy reticulate bracts at the base; spikes composed of numerous 1–3-flowered cymes in the axils of minute or moderate sized secondary bracts.
    Calyx
    Calyx tube ovoid or subglobose, the limb divided into 5(6) elongate-subulate deciduous lobes.
    [FTEA]

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

    Habit
    Trees, shrubs or sometimes epiphytic, rarely lianes
    Leaves
    Leaves opposite, petiolate, deciduous, often with domatia in the nerve-axils; stipules interpetiolar, entire or glandular-serrate, deciduous
    Inflorescences
    Inflorescences mostly elongate, spicate or capitate, often with a pair of conspicuous petiolate leafy reticulate bracts at the base; spikes composed of numerous 1–3-flowered cymes in the axils of minute or moderate-sized secondary bracts
    Calyx
    Calyx-tube ovoid or subglobose, the limb divided into 5(–6) elongate-subulate deciduous lobes
    Corolla
    Corolla funnel-shaped or narrowly campanulate, the tube and throat glabrous within; lobes 5, valvate, short, erect
    Stamens
    Stamens 5, inserted below the throat, included in the tube; filaments short; anthers basifixed, 2-thecous
    Pistil
    Ovary 2-locular; ovules numerous in each locule, imbricate on cylindrical ascending placentas attached to the septum; style slender, long-exserted; stigma fusiform or ellipsoid, obscurely 2-lobed, acting as a pollen-carrier
    Fruits
    Fruits capsular, oblong or subcylindric, 2-locular, the valves sulcate, dehiscing loculicidally into 2 valves, many-seeded, the placentas thin, finally free
    Seeds
    Seeds ascending, imbricate; testa membranous, broadly winged, ± lacerate, the wing elongated, bifid at the hilar end; embryo small, the cotyledons oblong or round; radicle clavate or terete.

    Images

    Distribution

    Native to:

    Andaman Is., Angola, Assam, Bangladesh, Benin, Burundi, Cambodia, Cameroon, Central African Repu, China South-Central, China Southeast, Congo, East Himalaya, Eritrea, Ethiopia, Gabon, Ghana, Guinea, Gulf of Guinea Is., India, Ivory Coast, Jawa, Kenya, Laos, Lesser Sunda Is., Liberia, Madagascar, Malawi, Malaya, Maluku, Mozambique, Myanmar, Namibia, Nepal, Nigeria, Northern Provinces, Philippines, Rwanda, Sierra Leone, Sri Lanka, Sudan, Sulawesi, Tanzania, Thailand, Togo, Uganda, Vietnam, West Himalaya, Zambia, Zaïre, Zimbabwe

    Hymenodictyon Wall. appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Nov 1, 2001 Cable, S. [3876], Cameroon K000109717

    First published in W.Roxburgh, Fl. Ind. 2: 148 (1824)

    Accepted by

    • Razafimandimbison, S.G. & Bremer, B. (2006). Taxonomic revision of the tribe Hymenodictyeae (Rubiaceae, Cinchonoideae) Botanical Journal of the Linnean Society 152: 331-386.
    • 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 of West Tropical Africa
    • K. Schum. in E. & P. Pflanzenfam. 4, 4: 47 (1891).
    • —F.T.A. 3: 42
    Flora Zambesiaca
    • in Roxb., Fl. Ind. ed. Carey & Wall. 2: 148 (1824) nom. conserv.
    Flora of Tropical East Africa
    • in Roxb., Fl. Indica, ed. Carey & Wall. 2: 148 (1824), nom. conserv.

    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

    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.

    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