A family of monocotyledonous herbs that have plicate leaves. The flowers are racemose, with 6 free perianths, 2–3 stamens, the filaments and style united, the ovary inferior and trilocular, and numerous axile (see placentation) ovules. The fruit is a capsule. The family is primitive, and closely related to Orchidaceae. There are 2 genera, with about 20 species, found from India to tropical Australia.
Subjects: Plant Sciences and Forestry.