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This species is accepted, and its native range is Tanzania to S. Africa.

[FZ]

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

Habit
Terrestrial herb, rarely epilithic or epiphytic; perennating by tubers. Plants flexuose, 10–40 cm tall, base of stem often with a sheath of old leaf fibres.
Leaves
Leaves erect or falcate, conduplicate, 7–20 cm long, linear lanceolate, acute to acuminate, grading into the floral bracts.
Inflorescences
Inflorescence lax, 3–15 cm long.
Bracts
Floral bracts variable in length, lanceolate to rarely narrowly ovate, acuminate.
Flowers
Flowers white with purple markings on the hood.
Calyx
Dorsal sepal galeate; galea 4–8 mm long, c. 3 mm wide and c. 3 mm deep, rounded to apiculate, constricted in the middle. Lateral sepals erect, 3.5–4.5 mm long, narrowly oblong to oblong, truncate.
Spur
Spur from a conical base, usually gently down-curved, 4–10 mm long, terete, acute.
Labellum
Lip 3–5 mm long, linear–spathulate.
Rostellum
Rostellum square, central lobe small.
Anthers
Anther semi-pendent, c. 1 mm long.
Stigma
Stigma flat.
Ovary
Ovary 5–15 mm long, mottled with purple.

[FTEA]

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

Habit
A terrestrial herb 1–4 dm. high, glabrous except for the roots.
Tubers
Tubers almost spherical to elongated-cylindrical or fusiform, 1–6 cm. long, 5–12 mm. in diameter, ± densely tomentose.
Roots
Roots very slender, fiexuous, pubescent.
Stem
Stems ± erect, slender, leafy along their entire length.
Leaves
Leaves 5–10, the lowest 1–3 tight, sheath-like, red-spotted, the next 3–5 often close together, spreading or recurved, linear or lanceolate-linear, acute, the largest 6–17 cm. long, 3–14 mm. broad, the sheaths often red-spotted or lined, the uppermost 1–3 much smaller, erect, lanceolate, acute.
Inflorescences
Inflorescence 2–12 cm. long, 1.5–3.5 cm. in diameter, rather loosely 5–35-flowered.
Bracts
Bracts leafy, lanceolate, acuminate, 7–20(–25) mm. long, the lower ones ± equalling the flowers, sometimes red-spotted.
Flowers
Flowers suberect to spreading, white to rose-coloured with deeper red or purple spots; pedicel with ovary straight, 9–14 mm. long.
Calyx
Dorsal sepal inclined forwards or nearly horizontal, conical or narrowly conical with a narrow spur projecting backwards from below the middle, base to apex 5–8 mm. long, and rather broader across the mouth when spread out, from base to apex of the spur 5–10 mm. long, the spur straight or decurved, narrowed gradually towards the apex; laterals spreading forwards, obliquely elliptical, often with a projecting point at the back below the apex, 4.5–6(–8) mm. long, 2.5–3.5(–4.5) mm. broad.
Corolla
Petals inside the hood of the dorsal sepal, erect, adnate at their base to the column, obliquely oblong or oblong-elliptical, rounded or shortly toothed at the apex, 2.5–4.5 mm. long, 1.5–2.5 mm. broad.
Labellum
Lip projecting forwards, oblanceolate-linear or oblanceolate, rounded at apex, 3–4 mm. long, ± 1 mm. broad.
Column
Column short, erect; anther terminal, ± refiexed, 1–2 mm. long, canals short; stigma in front of the anther, inclined, slightly over 1 mm. in diameter.
Habitat
Damp rock crevices and ledges and on large boulders in upland grassland, often in partial shade; 1800–2800 m.
Distribution
T7 T8

Native to:

KwaZulu-Natal, Malawi, Mozambique, Northern Provinces, Swaziland, Tanzania, Zambia, Zimbabwe

Disa saxicola Schltr. appears in other Kew resources:

Date Reference Identified As Barcode Type Status
Jan 1, 1895 Schlechter, F.R.R. [4091], South Africa K000077615 holotype
Zambia 17326.021
Zimbabwe 43018.000
Zimbabwe 43033.000
Hall, A.V. [930], South Africa 26849.000
Milne-Redhead, E. [8917], Tanzania 3802.000
Robson, N.K.B. [1394], Malawi 9421.000
Richards, H.M. [14300], Tanzania 3831.000
Polhill, R. [1652], Tanzania 3793.000
Norlindh, T. [4651], Zimbabwe 9422.000
Philcox, D. [8902], Zimbabwe 43011.000
Brummitt, R.K. [8862], Malawi 25694.118
Cribb, P. [10814], Tanzania 36767.000
Gassner, A. [144], Malawi 46489.000
Congdon, T.C.E. [150], Tanzania 52297.000

First published in Beibl. Bot. Jahrb. Syst. 50: 41 (1895)

Accepted by

  • Johnson, S. & Bytebier, B. (2015). Orchids of South Africa. A field guide: 1-536. Struik nature, Cape Town, South Africa.
  • 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

  • Johnson, S. & Bytebier, B. (2015). Orchids of South Africa. A field guide: 1-536. Struik nature, Cape Town, South Africa.

Flora of Tropical East Africa

  • Summerh. in Kew Bulletin 17551 (1964).
  • Rolfe in Dyer, Fl. Cap. 5 (3): 244(1913).
  • Schltr. in A. Engler, Botanische Jahrbücher für Systematik, Pflanzengeschichte und Pflanzengeographie 31 271(1901).
  • Kraenzl., Orch. Gen. et Sp. 1: 781(1899).
  • N.E. Br. in Flora of Tropical Africa 7: 281 (1898).
  • Schltr. in A. Engler, Botanische Jahrbücher für Systematik, Pflanzengeschichte und Pflanzengeographie 20, Beibl. 50: 41 (1895).

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 2021. 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 2021. 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