Eulophia hologlossa Schltr., Ann. Inst. Bot.-Géol. Colon. Marseille, III, 1: 171 (1913).
Homotypic Synonyms:

Lissochilus hologlossus (Schltr.) H.Perrier, in Fl. Madag. 49(2): 4 (1941).
Description:
Plants 13-40 cm tall, tubers of the section. Inflorescence upright; peduncle thin, covered by the several distant sheaths, clusters simple or paniculate (sometimes shortly branched basally), loosely 6-18 flowered; bracts lanceolate-acuminate, much shorter than the ovary; flowers glabrous, labellum rose. Sepals lingulate, 8 mm long, obtuse. Petals slightly wider and shorter than the sepals. Labellum oblong (8 x 4 mm), slightly contracted basally, truncate and very obtuse apically, undulate marginally, provided basals with 3 crenate-dentate keels basally; spur 3.5 mm long, connical-attenuate, obtuse apically. Column thin 3mm long, totally attenuate; margins of the clinandrium denticulate; stigma nearly apical. Anther small (1 mm), provided with a small connective appendage behind, comprised of 2 small humps. Pedicel generally 1 cm long.
Habitat:
Found growing along the banks of peat bogs and lakes.
Phenology:
Flowering in October.
Cultivation:
As given for the genus.
Distribution:
SE. Madagascar
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; African Orchids: XXV V. S. Summerhayes, Kew Bulletin, Vol. 13, No. 1 (1958), pp. 57-87+ii; POWO (2022). "Plants of the World Online. Facilitated by the Royal Botanic Gardens, Kew. Published on the Internet; http://www.plantsoftheworldonline.org/ Retrieved 26 November 2022."
Images:
Click on each image to see a larger version.