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  1. Family: Orchidaceae Juss.
    1. Genus: Disperis Sw.
      1. Disperis leuconeura Schltr.

        This species is accepted, and its native range is SW. Tanzania to Zimbabwe.

    [FZ]

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

    Rostellum
    Rostellum arms c. 2.5 mm long, curved, thin.
    Habit
    Slender terrestrial herb 4–16 cm tall; tubers c. 1 × 1 cm, ± globose, hairy.
    Leaves
    Leaves 2, opposite, sheathing at the base, 2–3.5 × 1.4–1.8 cm, ovate, upper surface dark green with silvery-pink veins, lower surface maroon-red.
    Inflorescences
    Inflorescence 1–3-flowered; flowers mauve-pink or purple-pink.
    Ovary
    Ovary purplish, 9–14 mm long.
    Bracts
    Bracts leaf-like, 6–7 × 4 mm.
    Calyx
    Dorsal sepal c. 6 mm long, linear-lanceolate, joined with petals to form an open hood c. 5 mm tall, 6 mm wide across the mouth. Lateral sepals free, spreading, 4–5 × 2–4 mm, obliquely ovate, apiculate, the apex sometimes curved, each with small sac 1–1.5 mm long.
    Corolla
    Petals 5.5 mm long, the free margin undulate.
    Labellum
    Lip 4 mm long; claw bent back near base, appendage papillose with 2 upward-curved lobes; limb linear, glabrous.
    [FTEA]

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

    Habit
    Glabrous herb, 4.5–15 cm. tall, arising from a globose hairy tuber ± 1 cm. in diameter.
    Leaves
    Leaves 2, opposite or subopposite, sheathing at the base, sessile, ovate or ovate-lanceolate, 0.6–2.5 cm. long, 0.3–1.2 cm. wide, acute at the apex, rounded or subtruncate at the base above the sheath, the main venation, particularly the midrib, white in both living and dry states.
    Inflorescences
    Racemes 1–2-flowered; flowers rose; bracts leaf-like, ± 7 mm. long, 3 mm. wide, acute.
    Calyx
    Intermediate sepal linear-lanceolate, 6 mm. long, joined to the petals to form an open boat-shaped hood; lateral sepals apparently not joined, obliquely falcate, ± 4 mm. long, 2 mm. wide, bearing sacs ± 1–1.5 mm. long.
    Corolla
    Petals elliptic, 5.5 mm. long, the free margin wavy.
    Labellum
    Lip 4 mm. long, with claw bent back over itself near base and bearing a papillate appendage with 2 curved lobes like the head of a buffalo (appearing rounded in immature flowers); claw terminating in a glabrous linear limb.
    Rostellum
    Rostellum-arms very long, curved and thin, ± 2.5 mm. long.
    Figures
    Fig. 39/5, p. 220.
    Habitat
    Leaf-mould in evergreen-forest; 900 m.
    Distribution
    T7

    Distribution

    Native to:

    Malawi, Tanzania, Zambia, Zimbabwe

    Other Data

    Disperis leuconeura Schltr. appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Zimbabwe 29533.000
    McLaughlin [106], Malawi 31333.000

    Bibliography

    First published in Bot. Jahrb. Syst. 53: 549 (1915)

    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

    • Schltr. in F. Fedde, Repertorium Speciorum Novarum Regni Vegetabilis Beih. 68, t. 44/173 (1932).
    • Schltr. in A. Engler, Botanische Jahrbücher für Systematik, Pflanzengeschichte und Pflanzengeographie 53: 549 (1915)

    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.

    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