Cynorkis ampullacea (H.Perrier) H.Perrier ex Hermans, Orchids Madagascar, ed. 2: 290 (2007).
Homotypic Synonyms:
Cynorkis cuneilabia subsp. ampullacea H.Perrier, Arch. Bot. Bull. Mens. 5: 51 (1931), not effectively published.
Bicornella ampullacea Szlach. & Kras, Richardiana 6: 142 (2006), nom. inval.
Description:
Herbs, 14-30 cm tall, leaf single, radical (rarely 2) lanceolate-linear (7-11.5 x 1-1.7 cm), acute, longly attenuate basally. Scape hispid-glandular, with 2-3 glabrous sheaths; inflorescence slightly unilateral, loose, 4-12 flowered, violet; bracts bearing several pedicellate glands, equaling a third the length of the pedicel. Sepals obtuse, the median hood shaped, oval (5 x 3 mm) and 3 veined, the laterals oblong (6 x 3 mm), with only the median vein visible. Petals (5 x 1.7 mm), free, slightly dissymmetrical, slightly attenuate from the center to the base, attenuate above and then abruptly contracted in a short-apiculate point, front margins dilate, 2 veined, the median projecting behind, the other bifurcate. Labellum (8 mm) obtriangular-flabelliform, thick and gutter shaped basally, dilate gradually above and 6 mm wide apically. or very shortly trisinuate or trilobulate, the 2 lobules wider (2 mm) than tall (1 mm) and with their margins entire; 3 veined, the median simple, the laterals 3 times bifurcated; spur 4 mm long, swollen in an obtuse ampule apically. 3 times wider apically than basally, provided with a slightly projecting rib marginally. Anther spherical; staminodes small and spatulate, channel and cauda l mm long, viscidiums white, lanceolate, obtuse basally and very acute apically, incurved toward the rostellum and 0.5 mm long. Rostellum shortly tridentate in front. Stigmas not reduced, joined marginally. Pedicel 12 mm long, covered by slightly dense pedicellate glands.
Habitat:
On basalt rock piles, rocks, from 1400 m alt., flowering in January.
Distribution:
C. & CE. Madagascar
