1. Family: Orchidaceae Juss.
    1. Genus: Paphiopedilum Pfitzer
      1. Paphiopedilum ooii Koop.

        This species is accepted, and its native range is Borneo (Sabah).

    [C-EM]
    Diagnostic

    Paphiopedilum ooii Koopowitz, spec. nov. Species haec Paphiopedilum glandulifero Bl. similis sed petalis pendentibus ad margines ventraliter undulata, staminodio ovato plana alba ad marginem proximale setosulatum ad margineum distale fissum, fissura angusta acuta, ab Paphiopedilum supardii Braem et Loeb similis sed positione petalum, sepalo dorsali plus nervosa, forma staminodium differt.

    Distribution

    Malaysia?

    General Description

    Terrestrial herbaceous plants with 3 pairs of green, untessellated, conduplicate leaves. Mature leaves oblong-lanceolate ranging from 54 - 71 cm long, 6 - 7 cm wide, leaf tips rounded with equal halves. Inflorescences carry 4 to 12 flowers with the longer inflorescences approximately 2 meters tall. The tallest inflorescence stems can reach 1.5 cm in diameter. Inflorescence stems with sparse and short villi. The flower has a natural horizontal spread 3.0 cm and vertical spread 8.5 cm. Dorsal sepal rounded, 2.9 cm wide and 3.0 cm long. Edge of the dorsal sepal slightly undulate. Background ivory-green with 15 - 17 dark purple-brown longitudinal veins, each approximately 1 mm wide. Stripes begin about 5 mm from the base of the sepal with alternate stripes running towards the distal midline of the sepal. Petals vary from strongly to partially pendant, lacking marginal warts, 0.7 cm wide at the base and 6.2 cm long. Ventral margin of the petal strongly crisped with the dorsal side smooth. Base colour of the petals ivory cream merging to ivory-green. Petal margins, maroon-purple. Central portion of the petals with one or two darker but indistinct longitudinal purple streaks. Distal portion of petals strong green. Synsepalum 3.5 cm long, 3 cm wide with 2 longitudinal keels, calor light green with fine longitudinal purple stripes. Pouch ivory-green. Staminode 0.9 cm wide and 1.4 cm long, color of staminode bone-white, staminode shape flat ovate with an acute distal tip bisected b y a narrow cleft. Very narrow rim of short brown villi at the proximal margin of the staminode. Ovary glabrous, 0.6 cm wide and 7.5 cm long. Bract subtending ovary, 4 cm long and 2 cm wide.

    Distribution

    Paphiopedilum ooii Koop. appears in other Kew resources:

    First published in Orchid Digest 63: 106 (1999)

    Accepted by

    • Koopowitz, H. (2012). An updated, annotated checklist of the genus Paphiopedilum Orchid Digest 76: 178-215.
    • Wood, J.J., Beaman, T.E., Lamb, A., Lun, C.C. & Beaman, J.H. (2011). The Orchids of Mount Kinabalu 2: 1-726. Natural history publications (Borneo), Kota Kinabalu, Malaysia.
    • 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
    • Wood, J.J., Beaman, T.E., Lamb, A., Lun, C.C. & Beaman, J.H. (2011). The Orchids of Mount Kinabalu 2: 1-726. Natural history publications (Borneo), Kota Kinabalu, Malaysia.
    Cypripedioideae: e-monocot.org
    • Koopowitz, H. Paphiopedilum ooii, a remarkable new Slipper Orchid from Malaysia. Orchid DigestOrchid Digest 63, 106-107 (1999).
    • Koopowitz, H. Original description of Paphiopedilum ooii. 63, (1999).

    Sources

    Cypripedioideae: e-monocot.org
    All Rights Reserved

    Kew Backbone Distributions
    The International Plant Names Index and World Checklist of Selected Plant Families 2018. 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 2018. 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