1. Family: Orchidaceae Juss.
    1. Genus: Paphiopedilum Pfitzer
      1. Species: Paphiopedilum mastersianum (Rchb.f.) Stein
        1. Paphiopedilum mastersianum var. mohrianum (Braem) Koop.

        This variety is accepted, and its native range is Lesser Sunda Islands (Flores).

    [C-EM]
    Distribution

    Only known from the isle of Flores and most probably an endemic.

    General Description

    Herbaceous humus epiphyte. Leaves oblong oval, up to about 25 cm long and 6.5 cm. wide, acute. Upper surface tesselate, shiny dark green with grayish green. Under surface uniformly uni-coloured grayish green, distinctly keeled. Inflorescence up to about 40 cm. high, usually uni-flowered, shaft terete, green with irregular brownish red spots, covered with brownish hairs. Ovary about 6.5 cm long and 8 mm thick olive green with a brownish red hue and brownish red ribs, covered with brown hairs. Floral bract triangular, fairly small, covering only about one third of the ovary, olive green, reddish brown at the base, covered with brownish hairs. Flower about 9 cm high and up to 12 cm across the outspread lateral petals. The upper sepal is about 4 cm  across and more or less 3.5 cm high, broadly ovate, sometimes nearly round, acuminate; grass green to olive green, the basal and middle parts darker than the margins; covered with numerous more or less distinct brownish longitudinal stripes; the margins, especially in the basal part strongly recurved. Synsepalum up to about 2.2 cm wide and more or less 2 cm long, green, acute. Lateral petals spathulate, up to about 6 cm long and up to about 2 cm. wide, blunt , the margins distinctly undulate, greenish in the ground colour, the apical half with the exception of the margins covered with a shiny brownish red. The basal part in the middle and at the margins with medium sized, roundish, raised, blackish spots; pilose at the connection with the staminodal stalk. The lip is distinctly trilobed, the lateral lobes being distinctly incurved and forming a fairly narrow tube. The apical lobe with distinct lateral ears, about 2.5 cm across and more or less 4.5 cm long, inverted helmet-shaped, blunt, the rim of the aperture not incurved; olive green, the basal half at the front covered with brownish red, rather indistinctly veined brown; the inside densely spotted brownish-red. The stalked staminodium carries a more or less semi-lunate shield which is distinctly indented at the top; the two lobes leaving a broad aperture at the bottom with a small but distinct ovule at the centre or the aperture. The staminode is yellowish-green, the shield with a darker green middle part and a yellowish, raised centre, the ovule being brownish red.

    Distribution

    Native to:

    Lesser Sunda Is.

    Paphiopedilum mastersianum var. mohrianum (Braem) Koop. appears in other Kew resources:

    First published in Orchid Digest 64: 169 (2000)

    Accepted by

    • Koopowitz, H. (2012). An updated, annotated checklist of the genus Paphiopedilum Orchid Digest 76: 178-215.
    • Govaerts, R. (2003). World Checklist of Monocotyledons Database in ACCESS: 1-71827. The Board of Trustees of the Royal Botanic Gardens, Kew.

    Literature

    Cypripedioideae: e-monocot.org
    • Braem, G.J. Original description of Paphiopedilum mastersianum var. mohrianum. 64, (2000).

    Sources

    Cypripedioideae: e-monocot.org
    All Rights Reserved

    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