Terrestrial herbs, with an underground
chain of tubers. Leaves 1-3 with a tubular petiole; lamina plicate.
Inflorescence lateral, a short apical raceme borne on a
scape covered with scarious sheaths. Bracts large, exceeding
the flowers. Sepals and petals ± similar, the petals
shorter. Lip 3-lobed, without a spur. Pollinia
2.
Worldwide: 3 species occurring in Cuba, Florida, Argentina and tropical Africa