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Cynorkis calanthoides Kraenzl., Abh. Naturwiss. Vereins Bremen 7: 260 (1882).
Heterotypic Synonyms:
Cynorkis uncinata H.Perrier ex Hermans, Orchids Madagascar, ed. 2: 293 (2007).
Decription:
Epiphytes. 10-25cm. tall; roots glabrous, numerous. 2-3 swollen in tubers, irregular; leaf solitary, radical, nearly as long as the inflorescence, large (7.5-22 x 2.5-8.3cm.). oval-oblong, acute, obtuse basally. Scape glabrous, bearing toward the apex 1-2 very wide sheaths, short, with a very acuminate limbus in a very fine and recurved point; inflorescence dense, subglobulous, 7-15 flowered; flowers rose, very large, bearing several glandular hairs on the pedicel and the external surface of the flower; bracts nearly equal to the flower, widely oval-lanceolate, very Iongly acuminate in a subfilliform and incurved-rolled. Median sepal oval-obtuse (10 x 3.5mm.), concave and 5 veined; laterals arched, apiculate-acute near the apex on the superior margin and 3 veined, slightly wider (10 x 5mm.) than the median. Petals narrow, lanceolate-linear (10 x 1.5mm.), obtuse and I veined. Labellum (15 x 13mm.) 4 lobed, the laterals subsquare (6 x 6mm.), 7-8 veined, veins bifurcated and subkeeled apically, the median incurved, narrow, divided nearly to its base in 2 obovate-cuneiform lobes, keeled apically and with 6-7 veins each; spur subcylindri-cal, 2.5cm. long. Anther large (2.5 x 2.3mm.), shortly apiculate acute, with the connective appendage wide (1mm.) and thick; cauda rigid and 6mm. long; viscidiums small and oval; staminodes in wide rounded laminas apically. Rostellum 6mm. long totally; arms thick, 3mm; median lobe in a thick lamina, upright, papillous, widely semi-elliptical, (3 x 2.2mm.), very obtuse and longer than the arms. Stigmas inclusive, wide (2mm.) near the apex, attenuate to a point basally, joined by their internal margin for their entire length. Pedicel 2.5cm. long, bearing toward the apex several pedicellate glands.
Habitat:
On trees at elevations of 600 to 1000 meters.
Phenology:
February.
Cultivation:
Read more of cultivation Cynorkis calanthoides Kraenzl.
References:
Flora of Madagascar: vascular plants: 49th family, Orchids / by H. Perrier de La Bathie; published under the auspices of the government of Madagascar and under the direction of H. Humbert; English revision and translation by Steven D. Beckman; Orchids of Madagascar Hermans 2007; Field Guide to the Orchids of Madagascar Cribb & Herman 2009
Images:
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Photograph© Rogier van Vugt. Image used with kind permission.	Photograph© Rogier van Vugt. Image used with kind permission.	Photograph© Rogier van Vugt. Image used with kind permission.	Photograph ©Gilles Grunenwald. Image used with kind permission.	Photograph ©Gilles Grunenwald. Image used with kind permission.	Photograph ©Gilles Grunenwald. Image used with kind permission.