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This genus is accepted, and its native range is Ethiopia to S. Africa.

[FTEA]

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

Morphology Reproductive morphology Flowers Perianth
Sepals and petals free, subsimilar
Morphology Reproductive morphology Flowers Labellum
Lip entire or obscurely 3-lobed, ecallose, long-spurred at the base
Morphology Reproductive morphology Flowers Column
Column short, terete; rostellum geniculate and recurved at base, 2-lobed, usually dilated and scutelliform at the apex; pollinia 2, subglobose; stipes solitary, slender, Y-shaped; viscidium large, reniform or oblong.
Morphology General Habit
Erect to pendent epiphytic monopodial herbs with short stems, less than 6 cm. long; roots from basal part of stem, not branching
Morphology Leaves
Leaves arranged in a fan, linear, conduplicate or twisted at the base to lie in one plane, articulated to short persistent leaf-bases, leaving sharp acuminate points when the leaves fall
Morphology Reproductive morphology Inflorescences
Inflorescences usually shorter than the leaves, racemose, laxly few–many-flowered; peduncle and rhachis slender, terete; bracts amplexicaul, rather small
Morphology Reproductive morphology Flowers
Flowers white or pale green, with spreading segments, scabrid on outer surface and on ovary

[FZ]

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

Morphology General Habit
Epiphytic monopodial herbs with short stems; roots arising from the stem base.
Morphology Leaves
Leaves forming a fan, linear, articulated to short persistent leaf bases.
Morphology Reproductive morphology Inflorescences
Inflorescences racemose, arising from the stem base; flowers white or pale green.
Morphology Reproductive morphology Flowers Calyx
Sepals and petals subsimilar.
Morphology Reproductive morphology Flowers Labellum
Lip entire or obscurely 3-lobed, ecallose, spurred at the base.
Morphology Reproductive morphology Flowers Column
Rostellum geniculate and recurved at the base, 2-lobed. Column short.
Morphology Reproductive morphology Flowers Pollinia
Pollinia 2, subglobose; stipes 1, Y-shaped; viscidium large, reniform or oblong.

Native to:

Burundi, Cape Provinces, Ethiopia, Kenya, KwaZulu-Natal, Malawi, Mozambique, Northern Provinces, Rwanda, Swaziland, Tanzania, Uganda, Zambia, Zaïre, Zimbabwe

Ypsilopus Summerh. appears in other Kew resources:

Date Reference Identified As Barcode Type Status
Moreau [618], Tanzania 31263.000
Tanzania 31819.000

First published in Kew Bull. 4: 439 (1949)

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 Zambesiaca

  • Senghas in Schlechter, Die Orchideen, ed. 3: 1086 (1986).
  • in Kew Bull. 4: 439 (1949).

Flora of Tropical East Africa

  • Senghas in Schltr, Die Orchideen, ed. 3, 1: 1086 (1986)
  • in K.B. 4: 439 (1949)

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