1. Family: Apocynaceae Juss.
    1. Mascarenhasia A.DC.

      1. This genus is accepted, and its native range is Kenya to Mozambique, W. Indian Ocean.

    [FTEA]

    Apocynaceae, E.A. Omino. Flora of Tropical East Africa. 2002

    Habit
    Shrubs or trees, mostly with white latex in all parts; branchlets terete
    Leaves
    Leaves opposite, sometimes deciduous; ochreae not or slightly widened into intrapetiolar stipules
    Inflorescences
    Inflorescence axillary and/or terminal; peduncle subsessile; bracts sepal-like, persistent
    Flowers
    Flowers fragrant or not
    Calyx
    Sepals free
    Corolla
    Corolla tube cylindrical in the lower part, abruptly widening just below the insertion of the stamens into a campanulate or narrowly urceolate apical part; lobes free to halfway connate, overlapping to the right
    Stamens
    Stamens included, barely exserted; anthers with pubescent connective, coherent with a circular patch with pistil head
    Ovary
    Ovary of 2 separate carpels; disk present, 5–parted
    Fruits
    Fruit of 2 linear cylindrical follicles, abaxially and longitudinally dehiscent; seeds dark brown, with a coma longer than the grain, directed towards the apex of the follicle.
    [FZ]

    Apocynaceae, A. J. M. Leeuwenberg & F. K. Kupicha et al. Flora Zambesiaca 7:2. 1985

    Habit
    Shrubs or small trees with milky latex.
    Spines
    Spines and tendrils absent.
    Leaves
    Leaves opposite, exstipulate, without domatia, with petiolar glands.
    Flowers
    Flowers often large and conspicuous, solitary or in few-flowered fasciculate cymes, terminal.
    Calyx
    Calyx lobes imbricate, free to base, with many glandular scales inside at the base.
    Corolla
    Corolla hypocrateriform; tube divided into two distinct regions of varying shape and proportions; lobes 5, with induplicate aestivation, straight in bud or twisted to the right.
    Stamens
    Stamens 5, sessile, inserted at the base of the upper region of the corolla tube; anthers conniving in a cone round the gynoecium, polliniferous in upper part only, joined to the clavuncle by a retinacle.
    Receptacle
    Receptacular disc cupular or represented by separate oppositipetalous scales, these sometimes united in pairs.
    Pistil
    Ovary of 2 free multiovulate carpels, glabrous or hairy; style pubescent; clavuncle swollen; stigma pointed or flared at apex, not bifid.
    Fruits
    Fruit of 2 follicular mericarps.
    Seeds
    Seeds linear-compressed with an apical coma; endosperm absent.

    Images

    Distribution

    Native to:

    Comoros, Kenya, Madagascar, Malawi, Mozambique, Tanzania, Zaïre, Zimbabwe

    Introduced into:

    Seychelles

    Mascarenhasia A.DC. appears in other Kew resources:

    First published in A.P.de Candolle, Prodr. 8: 487 (1844)

    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 of West Tropical Africa
    • —F.T.A. 4, 1: 193 (1902).
    Flora Zambesiaca
    • Pichon in Mém. Inst. Sci. Madag., Sér. B, 2: 76 (1949).
    • in DC., Prodr. 8: 487 (1844).
    Flora of Tropical East Africa
    • Leeuwenberg in Wageningen Agric. Univ. Pap. 97, 2: 21–52 (1997)
    • Prodr. 8: 487 (1844)

    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 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