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This genus is accepted, and its native range is Tropical & S. Africa.
A specimen from Kew's Herbarium

[FZ]

Orchidaceae, I. la Croix & P.J. Cribb. Flora Zambesiaca 11:2. 1998

Morphology General Habit
Ephiphytic, rarely lithophytic, monopodial herbs.
Morphology Stem
Stem long or short, covered with old leaf bases.
Morphology Roots
Roots long, usually numerous, arising along the stem, often with prominent white streaks.
Morphology Leaves
Leaves distichous, unequally 2-lobed at the apex, articulated to a sheathing base, often twisted to lie in one plane.
Morphology Reproductive morphology Inflorescences
Inflorescences 1–many, usually several- to many-flowered.
Morphology Reproductive morphology Flowers
Flowers translucent, usually smallish, white, greenish, pale yellow, straw-orange or, rarely, pinkish and purplish.
Morphology Reproductive morphology Flowers Calyx
Sepals and petals free.
Morphology Reproductive morphology Flowers Labellum
Lip entire or obscurely lobed, spurred, usually with a tooth-like callus in the mouth of the spur; pollinia 2; stipites 2; viscidia 1 or 2.Rostellum varied.

[FTEA]

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

Morphology General Habit
Epiphytic or rarely lithophytic herbs with short or long monopodial stems, usually unbranched and covered by sheathing leaf-bases; roots elongate, emerging all along stem through the leaf-bases, often prominent and rarely branched
Morphology Leaves
Leaves distichous, coriaceous or fleshy, rarely thin-textured, unequally bilobed at apex, articulated at base to a sheathing leaf-base, often twisted at base to lie in one plane
Morphology Reproductive morphology Inflorescences
Inflorescences 1–many, emerging through the sheathing leaf-bases in upper part of stem, usually several–many-flowered; bracts usually amplexicaul, rarely prominent
Morphology Reproductive morphology Flowers
Flowers white, pale green or yellow, rarely pinkish, usually translucent, rarely showy
Morphology Reproductive morphology Flowers Calyx
Sepals free, subsimilar
Morphology Reproductive morphology Flowers Corolla
Petals free
Morphology Reproductive morphology Flowers Labellum
Lip entire or obscurely lobed, spurred, usually with a tooth-like or transverse callus in the mouth of the spur
Morphology Reproductive morphology Flowers Column
Column porrect; stipites 2; viscidia 1 or 2; rostellum pendent or reflexed, linear or tapering and bifid to pendent, clavate and obscurely 3-lobed.

[FZ]

Orchidaceae, I. la Croix & P.J. Cribb. Flora Zambesiaca 11:2. 1998

Morphology General Habit
Monopodial, epiphytic herbs, erect or pendent.
Morphology Stem
Stem long or short, covered with old sheathing leaf bases.
Morphology Leaves
Leaves distichous, linear to oblanceolate, unequally 2-lobed at the apex, fleshy or coriaceous.
Morphology Reproductive morphology Inflorescences
Inflorescence densely many-flowered, often with 2–4 flowers in a whorl at each node.
Morphology Reproductive morphology Flowers
Flowers small, cream, green, yellowish or orange-coloured.
Morphology Reproductive morphology Flowers Calyx
Sepals and petals free, subsimilar, spreading; lip more or less entire, ecallose, spurred at the base; spur cylindrical, sometimes much swollen at the apex.
Morphology Reproductive morphology Flowers Column
Column short, fleshy, without a foot; rostellum short, bifid; pollinia 2, globose; stipites 2; viscidium 1, ovate or round.

[FTEA]

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

Morphology General Habit
Small to medium-sized erect to pendent monopodial epiphytic herbs
Morphology Stem
Stems covered in persistent sheathing leaf-bases, short to long
Morphology Leaves
Leaves distichous, sometimes borne in a fan, fleshy or coriaceous, linear to oblanceolate, unequally bilobed at the apex
Morphology Reproductive morphology Inflorescences
Inflorescences 1–several, ± as long as the leaves or a little longer, densely many-flowered, usually 2–several-flowered at each node
Morphology Reproductive morphology Flowers
Flowers small, green, yellow or orange
Morphology Reproductive morphology Flowers Perianth
Sepals and petals free, subsimilar, spreading
Morphology Reproductive morphology Flowers Labellum
Lip ± entire, ecallose, spurred at the base; spur cylindrical to clavate
Morphology Reproductive morphology Flowers Column
Column short, fleshy, lacking a foot; rostellum short, bifid; pollinia 2, globose; stipites 1 or 2; viscidia 1 or 2, ovate or circular.

Native to:

Angola, Benin, Burundi, Cameroon, Central African Repu, Congo, Equatorial Guinea, Ethiopia, Gabon, Ghana, Guinea, Guinea-Bissau, Gulf of Guinea Is., Ivory Coast, Kenya, KwaZulu-Natal, Liberia, Malawi, Mozambique, Nigeria, Rwanda, Sierra Leone, Sudan, Tanzania, Togo, Uganda, Zambia, Zaïre, Zimbabwe

Diaphananthe Schltr. appears in other Kew resources:

Date Reference Identified As Barcode Type Status
Jul 19, 2017 s.coll. [s.n.], Uganda 10296.000
Jul 19, 2017 Piers, F. [s.n.], Kenya 13415.000
Jul 19, 2017 Organ [s.n.], Tanzania 30306.000
Jul 19, 2017 Ash [1742], Ethiopia 35612.000
Jul 19, 2017 s.coll. [s.n.] 56818.000
Jul 19, 2017 s.coll. [s.n.], Uganda 8301.000
Jul 18, 2017 Cribb, P. [10642], Tanzania 25694.246
Jul 18, 2017 Leakey, C.L.A. [s.n.], Uganda 33027.000
Jul 18, 2017 Cable, S. [3836], Cameroon 61714.000
Jul 18, 2017 Pollard, B.J. [1154], Cameroon 76099.000
Mar 1, 2002 Zapfack, L. [714], Cameroon K000027278
Piers, F. [95], Kenya 12076.000
Linnavuori, R. [0], Cameroon K000107299
Thomas, D.W. [1039], Cameroon K000107298
Burtt, B.D. [3490], Tanzania Chamaeangis 8237.000

First published in Orchideen Beschreib. Kult. Zücht.: 593 (1914)

Accepted by

  • Govaerts, R. (2003). World Checklist of Monocotyledons Database in ACCESS: 1-71827. The Board of Trustees of the Royal Botanic Gardens, Kew.
  • Pridgeon, A.M., Cribb, P.J., Chase, M.C. & Rasmussen, F.N. (2014). Genera Orchidacearum 6: 1-544. Oxford University Press, New York, Oxford.

Literature

Flora of West Tropical Africa

  • Die Orchid. 593 (1914) (incl. Rhipidoglossum Schltr.).

Flora Zambesiaca

  • Die Orchideen: 593 (1914)
  • Summerhayes in Bot. Mus. Leafl. [Harv. Univ.] 12: 95 (1945)
  • in Beih. Bot. Centralbl. 36, abt. 2: 95 (1918).
  • in Kew Bull. 14: 140 (1960).

Flora of Tropical East Africa

  • Die Orchideen: 593 (1914)
  • Summerh. in Bot. Mus. Leafl. Harv. Univ. 12: 95 (1945)
  • in Beih. Bot. Centr. 36: 95 (1918)
  • in K.B. 14: 140 (1960)

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

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