Skip to main content

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

[FTEA]

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

Habit
A terrestrial herb 2–4 dm. high, glabrous except for the roots.
Tubers
Tubers ellipsoid, 1.5–2 cm. long, 1 cm, in diameter, shortly tomentose.
Roots
Roots slender, flexuous, sparsely pubescent.
Stem
Sterile stems short, with several overlapping basal sheaths, 1–2-leaved at the apex; leaves narrowly lanceolate or oblance-olate, over 7 cm. long, up to 8 mm. broad. Flowering stems slender, covered by the overlapping leaves; leaves 10–12, the lowermost short and sheathlike, the remainder erect, adpressed to and sheathing the stem but with the apices often somewhat recurved, lanceolate, acute or acuminate, the largest 3.5–5.5 cm. long, nearly 1 cm. broad, lower ones marked or spotted red.
Inflorescences
Inflorescence 3.5–11 cm. long, 2–2.5 cm. in diameter, rather densely 12- to many-flowered.
Bracts
Bracts lanceolate, acuminate, 1.5–2.7 cm. long, the lower ones overtopping the flowers.
Flowers
Flowers suberect or curved outwards, cream to magenta with reddish or darker markings; ovary with pedicel almost straight, 10–12 mm. long.
Calyx
Dorsal sepal bent forwards, broadly obovate, rounded, convex, spurred below the middle, ± 5 mm. long, 4–5 mm. broad, the spur pendent, 3.5–4.7 mm. long; laterals spreading, broadly elliptical, obtuse, 5–6.5 mm. long, nearly 4 mm. broad.
Corolla
Petals erect, obovate-flabellate, shortly 2-lobed in the upper part, apex ± truncate, irregularly toothed, altogether 4.5–5 mm. long, ± 4 mm. broad; lobes broad, rounded or truncate, equal in length but the front lobe rather broader than the back one.
Labellum
Lip pendent, linear, ± 5.5 mm. long, 0.5–1 mm. broad, 1-nerved.
Anthers
Anther erect, 3–4 mm. high.
Stigma
Stigma orbicular, 1.5 mm. in diameter.
Habitat
Wet grassland or swamp; 1850–2100 m.
Distribution
T7

[FZ]

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

Habit
Terrestrial herb with separate sterile and fertile shoots.
Shoots
Sterile shoots to 4 cm long, leaves erect, c. 8 cm long and 8 mm wide, linear-lanceolate, apiculate. Fertile shoots 20–50 cm tall; cauline leaves imbricate, 3–6 cm long, subacuminate, the apices free; basal leaves1–2, reduced to sheaths.
Sterile
Sterile shoots to 4 cm long, leaves erect, c. 8 cm long and 8 mm wide, linear-lanceolate, apiculate.
Fertile
Fertile shoots 20–50 cm tall; cauline leaves imbricate, 3–6 cm long, subacuminate, the apices free; basal leaves1–2, reduced to sheaths.
Inflorescences
Inflorescence dense, 3–8 cm long, cylindrical, 10–30-flowered.
Bracts
Floral bracts c. 1.5 cm long and 5 mm wide, narrowly ovate, acuminate, conspicuous, overtopping the flowers.
Flowers
Flowers white to pale mauve with maroon and purple mottling.
Calyx
Dorsal sepal 4–5 mm tall, obovate-elliptic, obtuse, forming a galea 2.4–4 mm wide and 1.5–2 mm deep. Lateral sepals 4–5 mm long, oblong-ovate, obtuse, spreading upwards and curved forwards.
Spur
Spur pendent from shortly below the middle of the galea, 3.5–5 mm long, slender cylindrical.
Corolla
Petals 2-lobed, 3.5–5 mm tall and 3–4.5 mm wide, with subequal lobes; anterior lobe c. 0.2–0.5 mm taller and up to twice as wide as the posterior lobe, often longer than the dorsal sepal, the upper margin incurved, hooding the anther; posterior lobes overlapping inside the galea.
Labellum
Lip pendent, 3.5–4.5 mm long, linear.
Rostellum
Rostellum erect, c. 1.5 mm tall.
Anthers
Anther erect, 2–3 mm long.
Stigma
Stigma tripulvinate.
Ovary
Ovary c. 1 cm long.

Native to:

Angola, Tanzania, Zambia, Zaïre

Disa aequiloba Summerh. appears in other Kew resources:

Date Reference Identified As Barcode Type Status
Watermeyer, A.M. [21017], Tanzania 18523.000
Williamson, G. [641], Zambia 33147.000
Schaijes, M. [2794], Congo, DRC 50374.000
Von Hirschberg, C.W. [177], Congo, DRC K000077503 holotype

First published in Bull. Misc. Inform. Kew 1927: 419 (1927)

Accepted by

  • Figueiredo, E. & Smith, G.F. (2008). Plants of Angola Strelitzia 22: 1-279. National Botanical Institute, Pretoria.
  • 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

  • Summerh. in Bulletin of Miscellaneous Information, Kew 1927: 419 (1927).

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