Micropera Lindl.,
Edwards's Bot. Reg. (1832) sub t. 1522
Monopodial terrestrial or epiphytic plants. Stem much elongated, rooting along its length, often climbing. Leaves many, distichous, sheathing at the base, glabrous, deciduous, duplicate, leathery. Inflorescence lateral, a few- to many-flowered raceme. Flowers small, usually not resupinate. Sepals free. Petals free, usually narrower than the sepals. Lip spurred, not mobile, the front wall of the spur with a callus usually consisting of two parallel lamellae, spur inside with a longitudinal septum. Column with a very long, beak-like rostellum. Column-foot short. Pollinia 4, of almost equal size, arranged in 2 bodies, solid, caudicles absent, stipe present, viscidium present.
Distribution
Southeast Asia, Malaysia, Indonesia, the Philippines, Papua New Guinea, Australia, Solomon Islands; about 10 species.
Distribution in the Philippines
Luzon (Rizal, Cavite, Laguna, Quezon, Camarines Norte, Albay, Sorsogon), Bohol, Leyte, Mindanao (Agusan, Cotabato); 3 species.
Habitat
Terrestrial or epiphytic in lowland and montane forest, often in rather open places.
Notes
A relative of Cleisostoma with inconspicuous flowers characterised by the internal structure of the spur and the long rostellum. Most species have long climbing stems. Rarely cultivated.