1. Family: Orchidaceae Juss.
    1. Genus: Paphiopedilum Pfitzer
      1. Species: Paphiopedilum callosum (Rchb.f.) Stein
        1. Paphiopedilum callosum var. potentianum (O.Gruss & Roeth) P.J.Cribb

        This variety is accepted, and its native range is Thailand, SE. Vietnam.

    [C-EM]
    General Description

    Differs from the typical variety in its petals which lack the marginal warts on the upper margin and in its narrower dorsal sepal, c. 4 by 2.6 cm.

    Distribution

    Native to:

    Thailand, Vietnam

    Paphiopedilum callosum var. potentianum (O.Gruss & Roeth) P.J.Cribb appears in other Kew resources:

    First published in Genus Paphiopedilum, ed. 2: 337 (1998)

    Accepted by

    • Pedersen, H.Æ., Kurzwell, H., Suddee, S. & Cribb, P.J. (2011). Flora of Thailand 12(1): 1-302. The Forest Herbarium, National Park, Wildlife and Plant Conservation Department, Bangkok.
    • Averyanov, L. (2008). The orchids of Vietnam illustrated survey part 1 Subfamilies Apostasioideae, Cyprioedioideae and Spiranthoideae Turczaninowia 11(1): 5-168.
    • Govaerts, R. (2003). World Checklist of Monocotyledons Database in ACCESS: 1-71827. The Board of Trustees of the Royal Botanic Gardens, Kew.

    Literature

    Kew Backbone Distributions
    • Averyanov, L. (2008). The orchids of Vietnam illustrated survey part 1 Subfamilies Apostasioideae, Cyprioedioideae and Spiranthoideae Turczaninowia 11(1): 5-168.
    Cypripedioideae: e-monocot.org
    • Gruss, O. & Roeth, J. Original description of Paphiopedilum callosum var. potentianum. 2, (1998).

    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