1. Family: Apocynaceae Juss.
    1. Genus: Raphionacme Harv.
      1. Raphionacme splendens Schltr.

        This species is accepted, and its native range is Tropical Africa.

    [FTEA]

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

    Habit
    Erect herb of up to 50 cm high, 1–3-stemmed.
    Tubers
    Tuber narrowly ovoid to obconical, 8–20 cm long, 2–6 cm diameter.
    Stem
    Aerial stems erect, branching lateral, sparsely puberulent, sparsely scabrous or pubescent
    Leaves
    Leaves often only develop after flowering; petioles 0–3 mm long; blade linear, linear-ovate, narrowly ovate, ovate, narrowly obovate, obovate or elliptic, 3–12 × 1–4 cm, acute, attenuate, acuminate or obtuse-mucronate, base cuneate to obtuse, above glabrous to sparsely puberulous or sparsely scabridulous, beneath sparsely puberulent, sparsely scabridulous, densely pubescent or scabrous; midrib prominent, secondary veins looping towards apex, margin often wavy
    Inflorescences
    Inflorescences terminal and axillary, lax, 1–10-flowered, puberulous to pubescent.
    Peduncles
    Peduncles 1–15 mm long.
    Bracts
    Bracts ovate to narrowly triangular, 1–2 mm long.
    Pedicel
    Pedicels 5–30 mm long
    Calyx
    Sepals ovate to triangular, 2–4 × 1–2 mm, outside sparsely puberulent to pubescent, reddish-green
    Corolla
    Corolla tube campanulate or narrowly urceolate to broadly urceolate, 2–4 mm long, outside glabrous to sparsely pubescent or puberulent, greenish; lobes reflexed, narrowly ovate, narrowly elliptic, narrowly obovate or narrowly triangular, 10–30 × 2–9 mm, obtuse to acute, outside brownish-pink, dark brown or greenish, sparsely pubescent or hirsute, inside whitish-pink, pink, mauve or purple to blueish
    Corona
    Coronal feet columnar, exserted, 1–2 mm long, basally fused into an annulus with fleshy lobules; upper part purple to white, filiform, (4–)7–12(–20) mm long, tortuous
    Stamens
    Stamens from inner apex of coronal columns, filaments purple, 2–4 mm long, semi-erect.
    Anthers
    Anthers greenish, ovate to narrowly ovate, acute, 2–4 mm long
    Style
    Style 4–8 mm long, terete; central part swollen cone-like or oblong-like, vertically furrowed with fine hairs; style-head greenish, oblong-ovoid, acute, (2–)4–6(–8) mm long
    Gynostegium
    Gynostegium elevated above corolla mouth
    Fruits
    Follicles single, rarely paired, erect, very narrowly ovoid, 5–11 cm long, 4–15 mm diameter, glabrous, puberulous or hirsute
    Seeds
    Seeds narrowly ovate, 5–8 mm long; coma 25–30 mm long.

    Images

    Distribution

    Native to:

    Benin, Burkina, Burundi, Cameroon, Central African Repu, Chad, Ethiopia, Ghana, Guinea, Ivory Coast, Kenya, Malawi, Mali, Mozambique, Nigeria, Rwanda, Senegal, Sudan, Tanzania, Uganda, Zambia, Zaïre, Zimbabwe

    Raphionacme splendens Schltr. appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Bullock, A.A. [3115A], Tanzania 1070.000
    Bullock, A.A. [3137A], Tanzania 30806.000
    Gossweiler, J. [3273], Angola K000234173
    Scott Elliot, G.F. [s.n.], Tanzania K000234178 Unknown type material
    Scott Elliot, G.F. [s.n.], Tanzania K000234179 Unknown type material
    Mavi, S. [634], Zimbabwe K000234171 isotype

    First published in J. Bot. 33: 301 (1895)

    Accepted by

    • Goyder, S., Harris, T., Masinde, S., Meve, U. & Venter, J. (2012). Flora of Tropical East Africa, Apocynaceae(2): 1-530.
    • Venter, H.J.T. (2009). A taxonomic revision of Raphianacme (Apocynaceae: Periplocoideae) South African Journal of Botany 75: 292-350.
    • Figueiredo, E. & Smith, G.F. (2008). Plants of Angola Strelitzia 22: 1-279. National Botanical Institute, Pretoria.
    • Albers, F. & Meve, U. (eds.) (2002). Illustrated handbook of succulent plants Asclepiadaceae, corr. 2nd printing: 1-318. Springer, Berlin, Heidelberg,New York.

    Literature

    Kew Backbone Distributions
    • Venter, H.J.T. (2009). A taxonomic revision of Raphianacme (Apocynaceae: Periplocoideae) South African Journal of Botany 75: 292-350.
    Flora of Tropical East Africa
    • Illustr. Handb. Succ. Pl.: Asclepiadaceae: 227 (2002).
    • Fl. Rwanda 3: 110 (1985)
    • J.B. 33: 301 (1895)

    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.
    Digital Image © Board of Trustees, RBG Kew http://creativecommons.org/licenses/by/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