1. Family: Orchidaceae Juss.
    1. Genus: Paphiopedilum Pfitzer
      1. Paphiopedilum hirsutissimum (Lindl. ex Hook.) Stein

        This species is accepted, and its native range is Assam to S. China.

    [C-EM]
    Distribution

     N and W Guangxi, SW Guizhou, SE Yunnan, NE India, Laos, Thailand, N Vietnam.

    General Description

    Plants lithophytic or terrestrial. Leaves 5 or 6, distichous; blade abaxially usually without purple marks at base, adaxially uniformly dark green, lorate or linear, 23-44 × 1.4-2.2 cm, leathery, usually acuminate and tridenticulate at apex. Scape suberect or arching, usually terminating in a solitary flower; peduncle brown-purple, 13-24(-30) cm, densely long hairy; floral bract ovate, 8-15 mm, abaxially densely hairy, ciliate; pedicel and ovary 6-8.5 cm, pubescent. Flower 8-16 cm in diam., initially dorsal sepal curving forward and petals not undulate at margins and then dorsal sepal erect and petals elongating and undulate along basal margin; dorsal sepal and synsepal dark brown, with yellowish or greenish margin; petals yellowish, with dense purple-brown speckles in basal half and purplish rose in apical half; lip yellowish to greenish, with dense brownish or purplish rose speckles; staminode dark brown with narrow yellowish margin and 2 large whitish spots and a yellowish blotch centrally. Dorsal sepal broadly ovate or ovate-elliptic, 3.7-4.4 × 2.6-3.5 cm, abaxially sparsely pubescent mainly on veins, ciliate, undulate at margin, obtuse or emarginate at apex; synsepal similar to dorsal sepal, slightly narrower. Petals often slightly twisted toward apex, spatulate, (4-)6-8 × 1.5-2.5 cm, both surfaces slightly or scarcely puberulent, basal half undulate at margin, ciliate, rounded or subtruncate at apex; lip helmet-shaped, 3-5 cm; pouch 2.5-3(-3.5) × 1.5-2.5 cm, slightly puberulent outside particularly along margin and veins. Staminode subsquare, 8-10 × 8-10 mm, adaxially convex, apex obtuse.

    Habitat

    Crevices on shaded cliffs or rocky and well-drained places in forests or thickets in limestone areas; 700-1500 m.

    Images

    Distribution

    Native to:

    Assam, China South-Central, China Southeast, Laos, Myanmar, Thailand, Vietnam

    Paphiopedilum hirsutissimum (Lindl. ex Hook.) Stein appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    16076.001
    19519.000
    36012.000
    Parker [s.n.], Jawa K000363759
    s.coll. [s.n.] K000363760
    Wang, C.W. [88525], China Paphiopedilum hirsutissimum var. esquirolii K000078030

    First published in Orchid.-Buch: 470 (1892)

    Accepted by

    • Koopowitz, H. (2012). An updated, annotated checklist of the genus Paphiopedilum Orchid Digest 76: 178-215.
    • 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.
    • Wu, Z. & Hong, D. (eds.) (2009). Flora of China 25: 1-570. Missouri Botanical Garden Press, St. Louis.
    • Averyanov, L. (2008). The orchids of Vietnam illustrated survey part 1 Subfamilies Apostasioideae, Cyprioedioideae and Spiranthoideae Turczaninowia 11(1): 5-168.
    • Lucksom, S.Z. (2007). The orchids of Sikkim and North East Himalaya: 1-984. S.Z.Lucksom, India.
    • Manilal, K.S. & Kumar, C.S. (eds.) (2004). Orchid Memories A tribute to Gunnar Seidenfaden: 1-265. Mentor Books, Calicut.
    • 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
    • Hooker, W.J. Original description of Paphiopedilum hirsutissimum. (1892).

    Sources

    Cypripedioideae: e-monocot.org
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    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.
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    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