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  1. Family: Orchidaceae Juss.
    1. Genus: Disa P.J.Bergius
      1. Disa caffra Bolus

        This species is accepted, and its native range is S. DR Congo to S. Tropical Africa, SE. Cape Prov. to S. KwaZulu-Natal, Central Madagascar.

    [FZ]

    Orchidaceae, I. la Croix and P.J. Cribb. Flora Zambesiaca 11:1. 1995

    Habit
    Terrestrial herb perennating by testicular tubers, rarely with separate sterile shoots.
    Shoots
    Sterile shoots c. 2-leaved; leaves erect, up to 13 cm long, linear-lanceolate, acute.
    Sterile
    Sterile shoots c. 2-leaved; leaves erect, up to 13 cm long, linear-lanceolate, acute.
    Stem
    Fertile stems 25–50 cm tall; cauline leaves mostly sheathing and 4–6 cm long, 2 leaves with free semi-erect narrowly lanceolate to linear blades up to 12 cm long.
    Fertile
    Fertile stems 25–50 cm tall; cauline leaves mostly sheathing and 4–6 cm long, 2 leaves with free semi-erect narrowly lanceolate to linear blades up to 12 cm long.
    Inflorescences
    Inflorescence lax to sub-dense, 6–13 cm long, 8–18-flowered.
    Bracts
    Floral bracts as tall as the flowers, narrowly ovate, acuminate, the apices often reflexed.
    Flowers
    Flowers borne horizontally, pink, sometimes reddish or purplish, or with purple spots.
    Calyx
    Dorsal sepal galeate; galea erect, 8–12 mm long, 6–10 mm wide and 4–6 mm deep, ovate, acute to obtuse. Lateral sepals, 8–13 mm long, elliptic, rotund, acute.
    Spur
    Spur horizontal at the base, at length gradually decurved, slender, 8–13–15 mm long, cylindric from a conical base.
    Corolla
    Petals 6–9 mm long, narrowly oblong, obliquely acute, erect.
    Labellum
    Lip 6–8 mm long, narrowly lanceolate to narrowly elliptic, acute.
    Rostellum
    Rostellum lateral lobes parallel, c. 3 mm tall.
    Anthers
    Anther 3–4 mm long.
    Stigma
    Stigma shortly stipitate.
    Ovary
    Ovary c. 1.5 cm long.

    Images

    Distribution

    Native to:

    Angola, Cape Provinces, KwaZulu-Natal, Madagascar, Malawi, Tanzania, Zambia, Zaïre

    Synonyms

    Other Data

    Disa caffra Bolus appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Milne-Redhead, E. [2870], Zambia K000077545 holotype
    Milne-Redhead, E. [2870], Zambia K000077546 holotype
    Schaijes, M. [1571], Congo, DRC 47439.000
    Holmes, W.D. [0115], Zambia Disa compta 25252.000
    Milne-Redhead, E. [2870], Zambia Disa compta 24689.000 Unknown type material
    Richards, H.M. [16863], Zambia Disa compta 25259.000
    Robinson, G.G. [4010], Zambia Disa compta 26713.000
    Williamson, G. [720], Zambia Disa compta 34097.000

    Bibliography

    First published in J. Linn. Soc., Bot. 25: 171 (1889)

    Accepted by

    • Johnson, S. & Bytebier, B. (2015). Orchids of South Africa. A field guide: 1-536. Struik nature, Cape Town, South Africa.
    • Cribb, P., Hermans, J. & Rakotoarinivo, M. (2009). Field Guide to the Orchids of Madagascar: 1-456. Kew Publishing, Royal Botanic Gardens, Kew.
    • Govaerts, R. (2003). World Checklist of Monocotyledons Database in ACCESS: 1-71827. The Board of Trustees of the Royal Botanic Gardens, Kew.

    Sources

    Flora Zambesiaca
    Flora Zambesiaca
    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 2020. 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 2020. 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