Cynorkis decaryana H.Perrier ex Hermans, Orchids Madagascar, ed. 2: 291 (2007).
Heterotypic Synonyms:
Cynorkis decaryana H.Perrier, Arch. Bot. Bull. Mens. 5: 45 (1931), not effectively published.
Bicornella decaryana Szlach. & Kras, Richardiana 6: 144 (2006), nom. inval.
Description:
Plants glabrous, 25 cm tall generally, leaves 5, radical, oval-lanceolate (3-6 x 1.2-1.8 cm), shortly attenuate toward the base, acute apically. Scape bearing 4 narrow sheaths; inflorescence loose, elongated (15cm generally), 15 flowered, flowers lilac and small (14-l6 mm ovary compressed) bracts equaling half the length of the pedicel. Median sepal (2.8 mm), in an obtuse hood, I veined; laterals semi-obovate, slightly larger (3.2 mm), 2 veined, external margin dilate-rounded below the middle, opposite margin straight and shortly angled apically Petals obovate (2.5 x 1.5 mm), internal margin dilate-rounded, then angular-obtuse above. Labellum (3.5 x 3.5 mm) narrow-concave basally, trilobed above the middle; lateral lobes narrowly triangular acute slightly shorter than the median, which is very widely transverse (1 x 3 mm), compressed basally, rounded marginally and provided apically with a small triangular-acute very obvious tooth: spur recurved, longer than the sepals, very swollen apically. Anther (1 mm) retuse; channel and cauda 0.7 mm long, viscidiums acicular, longer than the cauda. Stigmas thick, equal to the rostellum. Pedicel 10-12 mm long, sprinkled with small glands.
Habitat:
Distribution:
NE. Madagascar
