Jumellea Schltr.

Epiphytic or lithophytic, entirely glabrous monopodial herbs. Stems abbreviated or elongated, simple or occasionally branched. Leaves linear to ligulate, equally or unequally bilobed at apex, coriaceous or fleshy, erect to spreading. Inflorescence 1(–2)-flowered, axillary, peduncle abbreviated; bracts small, mostly imbricate, scarious. Flowers resupinate, white, small or medium-sized, often scented; ovary with a long filiform pedicel. Sepals and petals free, narrow, acute to acuminate, often undulate at the base, spreading. Dorsal sepal usually recurved. Petals connivent with base of lip. Lip entire, spurred at base, flat or conduplicate, rhombic, narrowly elliptic or ovate, acute to acuminate, attenuate or constricted at the base; disc usually carinate; spur usually long, filiform, retrorse or antrorse. Column short, porrect, with 2 conspicuous stelidia and a short foot; rostellum short, emarginate; anther cucullate, truncate or retuse, not beaked; pollinia 2, globose or broadly ellipsoid, each attached by a short stipes to a large viscidium. Capsule narrowly cylindrical, dehiscing by means of a single fissure.