1. Family: Orchidaceae Juss.
    1. Genus: Paphiopedilum Pfitzer
      1. Paphiopedilum argus (Rchb.f.) Stein

        This species is accepted, and its native range is Philippines (Luzon).

    [C-EM]
    Distribution

    Philippines (Luzon: Ifugao, Benguet, Quezon Province); 1200–2000(–2700) m altitude.

    General Description

    A terrestrial herb. Leaves 3–5, narrowly elliptic, minutely tridentate at acute apex, 9–24 cm long, 2–4.5 cm wide, ciliate on basal margins, mottled pale and dark green above, purplish at base below. Inflorescence 1-flowered; peduncle elongate, 30–45 cm long, purple or green, mottled purple, shortly pubescent; bract elliptic, subacute to acuminate, 2–4.5 cm long, 1.5–1.8 cm wide, green, with purplish mid-vein, pubescent and ciliate. Flower 6–8 cm across; pedicel and ovary 5–8 cm long, green, pubescent. Dorsal sepal ovate, acute, 3.4–4.7 cm long, 3–3.9 cm wide, white veined green and purple-spotted towards base. Synsepal ovate-elliptic, acute, 4–4.4 cm long, 1.7–2.1 cm wide, white veined green. Petals deflexed-recurved, ligulate, acute, 4.5–6.5 cm long, 1.1–1.8 cm wide, white veined green, purple at apex, heavily spotted with maroon, margin bearing long purple-maroon hairs in basal half and shorter ones towards apex. Lip green, flushed pink with dark green veins, 4–4.5 cm long, 2.1–2.5 cm wide, glandular-pubescent within; side-lobes maroon-spotted. Staminode lunate, 7–9 mm long, 11 mm wide, pale brownish green, veined green, pubescent; apical side-lobes sickle-shaped, acute. 2n = 38.

    Distribution

    Native to:

    Philippines

    Paphiopedilum argus (Rchb.f.) Stein appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    22716.000
    Philippines 28148.000
    33321.000
    37720.000
    Philippines 45616.000
    Lamb, A., Philippines 45654.000
    Lamb, A. [5], Philippines 48012.000
    Koopowitz, H. [s.n.], Philippines 57532.000 holotype
    Wallis [s.n.], Philippines K000078129

    First published in Orchid.-Buch: 453 (1892)

    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
    • Reichenbach, H.G. Original description of Paphiopedilum argus. (1892).

    Sources

    Cypripedioideae: e-monocot.org
    All Rights Reserved

    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 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