Habenaria cornuta Lindl. 1837 SECTION Ceratopetalae Kranzl 1892 TYPE for the section>
Photos by © Dominique Bonardi
Photo by © P J Cribb and the Arkive Website
Photos courtesy of © Swiss Orchid Foundation at the Herbarium Jany Renz
Drawing by © Graham Williamson
EARLY
Common Name The Horned Habenaria [refers to the lower petal lobes]
Flower Size 1.4" [3.5 cm]
Found in Ivory Coast, Guinea, Nigeria, Cameroon, Zaire, Ethiopia, Kenya, Uganda, Tanzania, Malawi, Zambia, Zimbabwe and Cape Province, Natal, Swaziland and Transvaal South Africa in open grasslands and brachystegia forests at elevations of 850 to 2400 meters as a small to large sized, warm to cold growing, glabrous terrestrial with ellipsoid, elongate-ovoid to nearly globose, densely tomotose tubers giving rise to an erect, slender to rather stout, leafy throughout stem carrying 9 to 15, the middlemost, recurved, linear-lanceolate, the lowermost smaller and bract-like, uppermost decreasing smaller leaves that blooms in the summer and early fall on an erect, 2 to 7.6" [5 to 19 cm] long, loosely to densely many flowered inflorescence with lanceolate, shorter than the ovaries floral bracts and carrying suberect, fragrant flowers.
Synonyms Bilabrella orthocaulis (Schltr.) Szlach. & Kras 2006; Ceratopetalorchis cornuta (Lindl.) Szlach., Górniak & Tukall 2003; Habenaria ceratopetala A.Rich. 1840; Habenaria orthocaulis Schltr. 1915; Habenaria pristichila Kraenzl. 1914; Habenaria ruwenzoriensis Rendle 1895; Habenaria subcornuta Schltr. 1915
References W3 Tropicos, Kew Monocot list , IPNI ;
* Companion Bot. Mag. 2: 208 Lindley 1837
Ann. Sci. Nat., Bot., sér. 2, 14: 267 A Rich. 1840 as H ceratopetala;
J. Bot. 33: 280 Rendle 1895 as H ruwenzoriensis
Bot. Jahrb. Syst. 51: 372 Kraenzlin 1914 as H pristichila;
Bot. Jahrb. Syst. 53: 519 Schlechter 1915 as H orthocaulis;
Bot. Jahrb. Syst. 53: 510 Schlechter 1915 as H subcornuta;
Encyclopedia of Cultivated Orchids Hawkes 1965 as H ceratopetala;
Encyclopedia of Cultivated Orchids Hawkes 1965;
Orchids of East Africa Piers 1968;
Flora of Tropical East Africa Orchidaceae Part 1 Summerhayes 1968;
The Orchids of South Central Africa Williamson 1977 drawing fide;
Wild Orchids of Southern Africa Stewart, Linder, Schelpe & Hall 1982 photo fide;
Flore D'Afrique Centrale [Zaire- Rwands - Burundi] Orhidaceae Premeir parte Geerink 1984;
Flora Zambesiaca Vol 11 Part 1 Pope 1995;
Orchids of Kenya Stewart and Campbell 1996 photo fide;
Orchids of Southern Africa Linder & Kurzweil 1999 photo fide;
Richardiana 3: 161 Szlach., Górniak & Tukallo 2003 as Ceratopetalorchis cornuta;
Les Orchidees de Cote d'Ivorie Perez-Vera 2003 photo/drawing fide;
Field Guide to Ethiopian Orchids Demissew, Cribb and Rasmussen 2004 photo fide;
Richardiana 6: 197 Szlach. & Kras 2006 as Bilabrella orthocaulis;
Field Guide to the Orchids of Northern South Africa and Swaziland McMurty, Grobler, Grobler & Burns 2008 photos fide;
Orchidaceae of West Central Africa Vol 1 Szlatchecko etal 2010 as Ceratopetalorchis cornuta drawing fide
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