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Pseudostems well-developed, 1--2 m. Inflorescences terminating short stem with only scale leaves [projecting from side or tip of pseudostem], dense, conelike; bracts of main axis crowded, 1--3[--5], reniform or very broadly ovate [to lance-elliptical or lanceolate]; cincinni sessile, 1-flowered, enclosed in bracts; bracteoles small, inconspicuous, hidden by bracts. Flowers: calyx cylindric, shortly 3-lobed, split down one side; corolla tube cylindric, dilated distally, lobes lanceolate; filament short or nearly absent; anther enclosed within upper petal, not spurred, terminal appendage long; lateral staminodes absent or reduced to small teeth connate with lip, lip plane, entire, notched, or 3-lobed. Fruits capsule, ellipsoid. x = 11.
Leaf shoots usually many-bladed. Inflorescence usually separate from leaves; bracts usually broad and overlapping, each subtending a single flower; bracteoles open to base. Corolla tube funnel-shaped; lateral lobes often joined together partly by their adjacent sides, and to labellum. Labellum conspicuous. Lateral staminodes petaloid, adnate to labellum, forming a 3-lobed organ. Filament short; anther connective prolonged into an elongated crest embracing curved upper part of style. Ovary trilocular. Fruit a capsule.
