Cephalantheropsis Guillaumin,
Bull. Mus. Hist. Nat. Paris, Ser. 2, 32 (1960) 188
Sympodial terrestrial plants with very short rhizomes. Stems elongated, several-leaved in the apical half. Leaves distichous, sheathing at the base, glabrous, plicate, deciduous, convolute. Inflorescence lateral from the stem, a many-flowered raceme. Flowers medium-sized, resupinate. Sepals free. Petals free, usually broader than the sepals. Lip without spur, not mobile, 3-lobed. Column-foot absent. Pollinia 8, solid, caudicles present, stipe absent, viscidium absent.
Distribution
Southeast Asia, Taiwan, Peninsular Malaysia, Sumatra, Philippines; about 5 species.
Distribution in the Philippines
Luzon (Mt. Province, Benguet, Nueva Vizcaya, Laguna, Bontoc, Quezon), Mindoro, Negros; 3 species.
Habitat
Terrestrial in montane forest.
Notes
Cephalantheropsis, inaptly named for its very superficial resemblance to the genus Cephalanthera, is closely related to Phaius, from which it is distinguished by the not spurred lip. It is rarely cultivated.