1. Family: Apocynaceae Juss.
    1. Raphionacme Harv.

      1. This genus is accepted, and its native range is Tropical & S. Africa, S. Arabian Peninsula.

    [FTEA]

    Apocynaceae (part 2), David Goyder, Timothy Harris, Siro Masinde, Ulrich Meve, Johan Venter. Flora of Tropical East Africa, 2012

    Habit
    Geophytic suffrutescent herbs or herbaceous (rarely woody) climbers.
    Exudate
    Latex white.
    Roots
    Root tuber turnip-shaped or cylindrical.
    Stem
    Underground stems perennial, erect, one or few from crown of tuber. Aerial stems annual, seldom perennial, twining, erect or procumbent, branching dichotomous or lateral, interpetiolar ridges with dentate colleters
    Leaves
    Leaves opposite, sessile or petiolate; blade herbaceous to leathery, secondary veins arching or divaricate
    Inflorescences
    Inflorescences terminal and/or axillary, racemose, plumose or globose, few to many-flowered, glabrous or hairy
    Corolla
    Corolla tube campanulate to cylindrical, inner face fluted; lobes ovate, obovate or triangular, spreading to reflexed, outside glabrous or hairy, inside glabrous.
    Corona
    Gynostegial corona absent Corolline corona arising from mouth of corolla tube. Coronal feet inconspicuous or conspicuous and columnar or cone-shaped, free or seldom fused collar-like; lobes simple or basally trisegmented, apices simple or variously incised, glabrous
    Stamens
    Stamens arising from inner base of coronal feet, filaments free.
    Anthers
    Anthers ovate, triangular or hastate, glabrous; pollen in tetrads
    Nectaries
    Nectary pockets from base of corolla tube, fused to coronal feet.
    Gynostegium
    Gynostegium just protruding from to elevated above corolla mouth
    Style
    Styles terete or fluted, glabrous or hairy; style-head, broadly ovoid, oblong-ovoid or conical, translators with receptacle, stalk and sticky disc
    Fruits
    Follicles paired or single, erect or divaricate, narrowly ovoid to cylindrical
    Seeds
    Seeds ovate with coma or ring of hairs
    Ecology
    Most Raphionacme species are from grassland or savanna, but a few inhabit semidesert or true desert, a few swampy habitat and one forest habitat.

    Images

    Distribution

    Native to:

    Angola, Benin, Botswana, Burkina, Burundi, Cameroon, Cape Provinces, Caprivi Strip, Central African Repu, Chad, Ethiopia, Free State, Ghana, Guinea, Guinea-Bissau, Ivory Coast, Kenya, KwaZulu-Natal, Lesotho, Malawi, Mali, Mozambique, Namibia, Nigeria, Northern Provinces, Oman, Rwanda, Senegal, Sierra Leone, Somalia, Sudan, Swaziland, Tanzania, Togo, Uganda, Zambia, Zaïre, Zimbabwe

    Raphionacme Harv. appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Jan 1, 2008 Bingham, M. G. [12591], Zambia K000438751
    Gillett, J.B. [14021], Kenya 2005.000
    Wild, H. [SRGH.49390] 30841.000
    Drummond, R.B. [1333], Tanzania 1999.000
    Drummond, R.B. [4227], Kenya 2003.000

    First published in London J. Bot. 1: 22 (1842)

    Accepted by

    • Venter, H.J.T. (2009). A taxonomic revision of Raphianacme (Apocynaceae: Periplocoideae) South African Journal of Botany 75: 292-350.
    • Albers, F. & Meve, U. (eds.) (2002). Illustrated handbook of succulent plants Asclepiadaceae, corr. 2nd printing: 1-318. Springer, Berlin, Heidelberg,New York.

    Literature

    Flora of West Tropical Africa
    • —F.T.A. 4, 1: 268.
    Flora of Tropical East Africa
    • S. Afr. Journ. Bot. 75: 292–350 (2009)
    • Fl. Cap. 4(1): 532 (1907)
    • N.E. Br. F.T.A. 4(1): 268 (1902)
    • G.P. 2 (2): 745 (1876)
    • London Journ. Bot. 1: 22 (1842)

    Sources

    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