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  1. Family: Orchidaceae Juss.
    1. Genus: Calyptrochilum Kraenzl.
      1. Calyptrochilum christyanum (Rchb.f.) Summerh.

        This species is accepted, and its native range is Tropical Africa.

    [FTEA]

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

    Habit
    Stem simple, woody, rooting at nodes, leafy, 14–50 cm. long.
    Leaves
    Leaves ligulate, unequally bilobed, with sheathing base, coriaceous, fleshy, almost succulent, borne in one plane in 2 alternating rows, (4–)6–8(–13) cm. long, (0.8–)1.5–2(–2.5) cm. broad.
    Inflorescences
    Inflorescences much shorter than leaves, (3–)6–9(–12)-flowered; peduncle and rhachis fractiflex, 1.5–4 cm. long; bracts ovate, apiculate, scarious, 2–4 mm. long.
    Flowers
    Flowers scented or not, white or greenish white, fading to apricot; base of lip yellow or green.
    Spur
    Spur yellow at base or entirely green; pedicel with ovary 0.8–1 cm. long. Spur conical, strongly geniculate, broad below mouth, constricted in middle, inflated distally, 9–11 mm. long.
    Calyx
    Dorsal sepal ovate to ovate-elliptic, apiculate, 5–10 mm. long, 2.5–4 mm. broad; laterals similar but slightly oblique, apiculate.
    Corolla
    Petals oblong-elliptic, obtuse to apiculate, 5–8 mm. long, 2–3 mm. broad.
    Labellum
    Lip distinctly 3-lobed, 7–12 mm. long, 7–10 mm. broad across side lobes; side lobes short, rounded, erect to spreading, 2.5–5 mm. long, 3–5 mm. broad; mid-lobe oblong or ± rectangular, emarginate, 5–7 mm. long and broad, lobules entire or erose, with or without a mucro in the sinus.
    Column
    Column 1–2 mm. long; anther ovate, apiculate, 2 mm. long and broad.
    Figures
    Pl. 1. Fig. 113.
    Habitat
    Forest, wooded grassland; 900–1200 m.
    Distribution
    K7 T7 U2 U4
    [FZ]

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

    Habit
    Epiphytic, sometimes lithophytic herb.
    Stem
    Stem woody, leafy, to about 50 cm long, pendent or standing out horizontally, mostly unbranched.
    Roots
    Roots long, stout, c. 7 mm in diameter, arising at nodes.
    Leaves
    Leaves numerous, distichous, usually 6–8 × 1.5–2.5 cm, ligulate, but occasionally longer or narrower, unequally and obtusely 2-lobed at the apex, fleshy, olive-green.
    Inflorescences
    Inflorescences borne along underside of stem, 1.5–4 cm long, densely 6–9-flowered, the rhachis zigzag.
    Flowers
    Flowers white, yellowish in throat, turning apricot-coloured as they fade, often lemon-scented; spur greenish.
    Perianth
    Sepals and petals 5–10 × 2.5–4 mm, ovate or ovate-elliptic, the lateral sepals slightly oblique, the petals slightly shorter than the sepals.
    Labellum
    Lip 7–12 × 7–10 mm, 3-lobed near the base; side lobes rounded; mid-lobe 5–10 × 5–8 mm, oblong, emarginate, sometimes with a mucro in the sinus; spur 9–11 mm long, geniculate, wide-mouthed, constricted in the middle and globose at the apex.
    Column
    Column 1–2 mm long.
    [FWTA]

    Orchidaceae, V. S. Summerhayes. Flora of West Tropical Africa 3:1. 1968

    Flowers
    Flowers white or cream
    Labellum
    The base of the lip often greenish, yellow or orange.

    Images

    Distribution

    Native to:

    Angola, Benin, Burkina, Cameroon, Central African Repu, Congo, Equatorial Guinea, Eritrea, Ethiopia, Gabon, Gambia, Ghana, Guinea, Guinea-Bissau, Ivory Coast, Kenya, Liberia, Malawi, Mali, Mozambique, Nigeria, Rwanda, Senegal, Sierra Leone, Sudan, Tanzania, Togo, Uganda, Zambia, Zaïre, Zimbabwe

    Introduced into:

    Brazil Northeast

    Synonyms

    Other Data

    Calyptrochilum christyanum (Rchb.f.) Summerh. appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Feb 1, 2009 Onana, J.-M. [3624], Cameroon K000581000
    Oct 8, 1957 Chelmsford, C. [s.n.], Congo, DRC K000306618
    Oct 7, 1957 Kirk [12], Kenya K000306625
    Oct 3, 1957 Stolz, A. [469], Tanzania K000306624 Unknown type material
    Oct 3, 1957 Seret, F. [610], Congo, DRC K000306621 Unknown type material
    Oct 1, 1957 Gentil, L. [304], Congo, DRC K000306623 Unknown type material
    Oct 1, 1957 Laurent, M. [686], Congo, DRC K000306622 Unknown type material
    12533.000
    12537.000
    25494.000
    Nigeria 5650.000
    Gambia 8231.000
    Congo, DRC 8232.000
    Zambia 8233.000
    Zambia 8234.000
    8238.000
    8240.000
    Milne-Redhead, E. [2816], Zambia 14308.000
    Keay, R.W.J., Nigeria 10248.000
    Keay, R.W.J. [22487], Nigeria 10250.000
    Keay, R.W.J. [22933], Nigeria 10252.000
    Richards, H.M. [2322A], Zambia 14309.000
    Wright, J.O. [129], Nigeria 13574.000
    Cox, J.K. [64], Ghana 8230.000
    Eggeling, W.J., Uganda 12536.000
    Bullock, A.A. [2083], Zambia 10251.000
    Pollock, Tanzania 8235.000
    Jones, A.P.D. [19540], Nigeria 10253.000
    Jones, J.R. [30733], Zimbabwe 10249.000
    Scholes, J. [73], Ghana 12535.000
    Deighton, F.C. [4643], Sierra Leone 12534.000
    Deighton, F.C. [4305], Sierra Leone 14311.000
    Richards, H.M. [17198], Zambia 24517.000
    Richards, H.M. [10233], Zambia 638.000
    Adames, P. [176], Sierra Leone 14310.000
    Fanshawe, D.B. [7178], Zambia 30818.000
    Jaeger, P. [s.n.], Mali K000385966
    Jaeger, P. [3601], Mali K000385967
    Hepper, F.N. [1479], Cameroon 8239.000
    Maggs, D.H. [124], Nigeria 13575.000
    Mason, L.M. [2744], Ghana 34476.000
    Chow, C.W. [2], Cameroon 13576.000
    Field, G.D., Sierra Leone 19140.000
    Morris, B. [762], Malawi 28451.000
    Fay, J.M. [6611], Central African Republic 48620.000
    Segerback, B. [1165], Nigeria 37265.000
    Segerback, B. [1122], Nigeria 37940.000
    Smith, G. [Smith 522], Nigeria 43091.000
    Keeley, P. [77], Tanzania 53994.000
    de Leyser, E.A. [229], Tanzania 53341.000
    K000306619
    K000306620

    Bibliography

    First published in J.Hutchinson & J.M.Dalziel, Fl. W. Trop. Afr. 2: 450 (1936)

    Accepted by

    • Velayos, M. & al. (eds.) (2018). Flora de Guinea Ecuatorial 10: 1-491. Consejo superior de investigaciones científicas, Real jardín botánico, Madrid.
    • Darbyshire, I., Kordofani, M., Farag, I., Candiga, R. & Pickering, H. (eds.) (2015). The Plants of Sudan and South Sudan: 1-400. Kew publishing, Royal Botanic Gardens, Kew.
    • Lejoly, J. & Geerinck, D. (2010). Flore de la Tshopo (RD Congo): Familles des Malvaceae, Orchidaceae, Sterculiaceae, Tiliaceae Taxonomania. Revue de Taxonomie et de Nomenclature Botaniques 29: 1-41.
    • Szlachetko, D.L. (2008). Orchidaceae of Ivory Coast Ruizia 20: 1-396.
    • Szlachetko, D. & Kowalkoska, A. (2007). Contributions to the orchid flora of Guinea, West Africa Polish Botanical Studies 25: 1-259.
    • Catarino, L., Martins, E.S., Diniz, M.A. & Pinto-Basto, M.F. (2006). Check-list da flora vascular do parque natural das Lagos de Cufada (Guiné-Bissau) Garcia de Orta, Série de Botânica 17: 97-141.
    • Demissew, S., Cribb, P. & Rasmussen, F. (2004). Field Guide to Ethiopian Orchids: 1-300. The Board of Trustees of the Royal Botanic Gardens, Kew.
    • Govaerts, R. (2003). World Checklist of Monocotyledons Database in ACCESS: 1-71827. The Board of Trustees of the Royal Botanic Gardens, Kew.
    • Harris, D.J. (2002). The vascular plants of the Dzanga-Sangha Reserve, Central African Republic: 1-274. National Botanic Garden (Belgium), Meise.
    • Govaerts, R. (1999). World Checklist of Seed Plants 3(1, 2a & 2b): 1-1532. MIM, Deurne.

    Literature

    Flora of West Tropical Africa

    • in F.W.T.A., ed. 1, 2: 450 (1936).

    Kew Backbone Distributions

    • Velayos, M. & al. (eds.) (2018). Flora de Guinea Ecuatorial 10: 1-491. Consejo superior de investigaciones científicas, Real jardín botánico, Madrid.
    • Forzza, R.C. & al. (2013). Lista de Espécies da Flora do Brasil http://floradobrasil.jbrj.gov.br/2010/.
    • Demissew, S., Cribb, P. & Rasmussen, F. (2004). Field Guide to Ethiopian Orchids: 1-300. The Board of Trustees of the Royal Botanic Gardens, Kew.
    • Berhaut, J. (1988). Flore illustrée du Sénégal 9: 1-522. Gouvernement du Sénégal, Ministère du développement rural direction des eaux et forêta, Dakar.

    Flora of Tropical East Africa

    • Williamson, Orch. SC. Afr.: 182 (1977).
    • Morris, Orch. Malawi: 79 (1970).
    • Piers, Orch. E. Afr., ed. 2: 249 (1968).
    • Summerh. in Flora of West Tropical Africa, ed. 2, 3: 251 (1968).
    • Summerh. in Kew Bulletin 13: 83 (1958)
    • Summerh. in Kew Bulletin 2: 277 (1948)
    • Moreau in Journ. E. Afr. Nat. Hist. Soc. 17: 21 (1943).
    • Summerh. in Flora of West Tropical Africa 2: 450 (1936).

    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

    Flora of West Tropical Africa
    Flora of West Tropical 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 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