1. Family: Euphorbiaceae Juss.
    1. Ricinodendron Müll.Arg.

      1. This genus is accepted, and its native range is Tropical Africa.

    [FTEA]

    Euphorbiaceae, A. R.-Smith. Flora of Tropical East Africa. 1987

    Habit
    Dioecious pachycaul trees
    Leaves
    Leaves alternate, stipulate, long-petiolate, the petioles often with the occasional large gland on the adaxial surface, digitately palmatisect, the segments 3–7, resembling leaflets but not articulate at the base, pseudo-petiolulate, entire or finely toothed, glandular on the margins, the lateral ones smaller than the median, penninerved, membranous
    Stipules
    Stipules flabelliform, glandular-toothed
    Inflorescences
    Inflorescences paniculate, axillary near the tips of the branches, or subterminal, ♂ inflorescences larger than ♀; bracts linear or subulate
    Flowers
    Male flowers: bud subglobose; calyx of 4–5 sepals, imbricate, somewhat unequal; petals 5, imbricate, coherent about halfway up to form a tube but remaining free at base and apex; disc of 4–6 large ± ovate, free, erect, extrastaminal, fleshy glands; stamens 7–21; filaments united and pilose at the base; anthers oblong, dorsifixed, dehiscing longitudinally; pistillode 0 Female flowers: sepals and petals as in ♂; disc hypogynous, fleshy, lobed; ovary 1–3-locular, ovules solitary in each locule; styles 1–3, bifid or bipartite, stigmatic surface on inner side
    Male
    Male flowers: bud subglobose; calyx of 4–5 sepals, imbricate, somewhat unequal; petals 5, imbricate, coherent about halfway up to form a tube but remaining free at base and apex; disc of 4–6 large ± ovate, free, erect, extrastaminal, fleshy glands; stamens 7–21; filaments united and pilose at the base; anthers oblong, dorsifixed, dehiscing longitudinally; pistillode 0
    Female
    Female flowers: sepals and petals as in ♂; disc hypogynous, fleshy, lobed; ovary 1–3-locular, ovules solitary in each locule; styles 1–3, bifid or bipartite, stigmatic surface on inner side
    Fruits
    Fruits indehiscent; mesocarp fleshy; endocarp woody
    Seeds
    Seeds ecar-unculate, irregularly ridged on the outer face, dark brown; albumen copious, fleshy, oily; cotyledons broad, flat, palminerved.
    [FZ]

    Euphorbiaceae, A. Radcliffe-Smith. Flora Zambesiaca 9:4. 1996

    Habit
    Dioecious pachycaul trees with a detersible (easily detached)stellate indumentum.
    Leaves
    Leaves alternate, stipulate, long-petiolate, palmatipartite to palmatisect; petioles sometimes glandular at the apex; leaf segments sometimes pseudopetiolulate, glandular-denticulate, penninerved.
    Stipules
    Stipules persistent, large, foliaceous, sessile, palmatifid, glandular-dentate.
    Inflorescences
    Inflorescences terminal or subterminal, paniculate, the male larger than the female; bracts linear-setaceous.
    Flowers
    Female flowers pedicellate; calyx lobes 5, imbricate; petals more or less as in the male flowers; hypogynous disk crenellate; ovary 2–3-locular, with 1 ovule per loculus; styles 2–3, bifid. Male flowers shortly pedicellate; buds globose; calyx lobes 4–5, imbricate; petals 5, imbricate, laterally coherent; disk glands 4–6, free, extrastaminal, entire, fleshy; stamens 6–14, filaments united at the base, anthers dorsifixed, introrse, longitudinally dehiscent; pistillode absent.
    Fruits
    Fruits indehiscent, 2-lobed or 3-lobed, usually wider than long; pericarp coriaceous; mesocarp fleshy; endocarps 2 (3), rarely 1 by abortion, distinct, each subglobose, 1-locular, 1-seeded, thinly woody, smooth.
    Seeds
    Seeds ecarunculate, subglobose; albumen fleshy; cotyledons broad, flat, palminerved.

    Images

    Distribution

    Native to:

    Angola, Benin, Cabinda, Cameroon, Central African Repu, Congo, Equatorial Guinea, Gabon, Ghana, Guinea, Guinea-Bissau, Gulf of Guinea Is., Ivory Coast, Kenya, Liberia, Mozambique, Nigeria, Senegal, Sierra Leone, Sudan, Tanzania, Uganda, Zaïre

    Ricinodendron Müll.Arg. appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Fay, J.M. [8794], Central African Republic 63382.000

    First published in Flora 47: 533 (1864)

    Accepted by

    • Govaerts, R., Frodin, D.G. & Radcliffe-Smith, A. (2000). World Checklist and Bibliography of Euphorbiaceae (and Pandaceae) 1-4: 1-1622. The Board of Trustees of the Royal Botanic Gardens, Kew.

    Literature

    Flora of West Tropical Africa
    • —F.T.A. 6, 1: 744
    • Pax & K. Hoffm. in Engl. Pflanzenr. Euph. 3: 45 (1911).
    Flora Zambesiaca
    • in De Candolle, Prodr. 15, 2: 1111 (1866).
    • in Flora 47: 533 (1864)
    Flora of Tropical East Africa
    • in E.P. IV. 147(3): 45 (1911)
    • Pax in E. & P. Pf. 3(5): 88 (1890)
    • G.P. 3(1): 297 (1880)
    • in DC., Prodr. 15(2): 1111 (1866)
    • in Flora 47: 533 (1864)

    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 2018. 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 2018. 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