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  1. Family: Orchidaceae Juss.
    1. Genus: Disperis Sw.
      1. Disperis pusilla Verdc.

        This species is accepted, and its native range is Kenya to Zambia.

    [FZ]

    Orchidaceae, I. la Croix and P.J. Cribb. Flora Zambesiaca 11:1. 1995

    Habit
    Dwarf terrestrial herb 2.5–4 cm high; tubers ellipsoid or globose, 5–14 × 3–7.5 mm, woolly.
    Stem
    Stem densely covered with papillae-like hairs.
    Leaves
    Leaf 1, basal, 6–8 × 6–10 mm, broadly ovate or orbicular, sessile, sheathing at base, densely papillose on upper surface and edge.
    Inflorescences
    Inflorescence 1-flowered.
    Flowers
    Flowers deep yellow, almost orange, or dull yellow-brown, sometimes purple-tinged.
    Ovary
    Ovary 8 mm long, pubescent.
    Bracts
    Bract leaf-like, c. 7 × 3 mm.
    Calyx
    Lateral sepals 6 × 3.5 mm, free, semi-orbicular, with sacs 0.8 mm long. Dorsal sepal 8 × 1.8 mm, linear-lanceolate, forming open hood with petals, c. 7.5 mm across mouth.
    Corolla
    Petals 8 × 2.8 mm, oblong-linear, falcate.
    Labellum
    Lip claw bent back on itself shortly above column and expanded into a papillate, triangular limb 3.5 mm long, 2 mm wide, produced apically into a narrow tip.
    [FTEA]

    Orchidaceae, V. S. Summerhayes. Flora of Tropical East Africa. 1968

    Habit
    Herb, 2.5–3.5 cm. tall, the stem densely covered with short papilla-like hairs, arising from a round or ellipsoid tuber 0.6–1.4 cm. long, 4–7.5 mm. wide.
    Leaves
    Leaf 1 (excluding 1–2 basal scale leaves), sessile, sheathing at the base, broadly ovate, 6–8 mm. long and wide, shortly acuminate, cordate above the sheath, densely papillate above and on margins.
    Flowers
    Flowers solitary, yellow, yellow-brown or reddish, sometimes tinged purple; bract leaf-like, lanceolate, 7–9 mm. long, 3.5 mm. wide, subacute, papillate-ciliate on the margins.
    Calyx
    Intermediate sepal linear-lanceolate, boat-shaped, 8 mm. long, 1.8 mm. wide, joined to the petals to form an elliptic inflexed open hood, the sepal itself forming a longitudinal sunken trough along the long axis; lateral sepals semicircular, 6 mm. long, 3.5 mm. wide, acute, free, bearing sacs 0.8 mm. long.
    Corolla
    Petals oblong-linear, falcate, 8 mm. long, 2.8 mm. wide.
    Labellum
    Lip with claw bent back on itself shortly above the point of adnation with the column then expanded into a minutely papillate triangular limb, 3.5 mm. long, 2 mm. wide, produced apically into a narrow tip.
    Ovary
    Ovary hairy.
    Habitat
    Grassland, woodland banks, also in bogs; 1650–2400 m.
    Distribution
    K3 T4

    Images

    Distribution

    Native to:

    Kenya, Tanzania, Zambia, Zaïre

    Other Data

    Disperis pusilla Verdc. appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Richards, H.M. [17074], Zambia 28485.000
    Richards, H.M. [10373], Zambia K000306664 holotype
    Richards, H.M. [10373], Zambia 29721.000
    Richards, H.M. [7159], Tanzania 31260.000

    Bibliography

    First published in Kew Bull. 22: 94 (1968)

    Accepted by

    • Kurzweil, H. & Manning, J.C. (2005). A synopsis of the genus Disperis Sw. (Orchidaceae) Adansonia, III, 27: 155-207.
    • Govaerts, R. (2003). World Checklist of Monocotyledons Database in ACCESS: 1-71827. The Board of Trustees of the Royal Botanic Gardens, Kew.

    Literature

    Flora of Tropical East Africa

    • Verdc. in Kew Bulletin 22: 94, fig. 1 (1968).

    Sources

    Flora Zambesiaca
    Flora Zambesiaca
    http://creativecommons.org/licenses/by-nc-sa/3.0

    Flora of Tropical East Africa
    Flora of Tropical East Africa
    http://creativecommons.org/licenses/by-nc-sa/3.0

    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.
    Digital Image © Board of Trustees, RBG Kew http://creativecommons.org/licenses/by/3.0/

    Kew Backbone Distributions
    The International Plant Names Index and World Checklist of Selected Plant Families 2020. 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 2020. 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