A genus of solitary palms, all but one of which are stemless, with huge, spectacular, diamond-shaped or lanceolate, undivided leaves, up to 5 m long, with essentially palmate nervation. The inflorescences are among the leaves. The flowers are small, scented, and hermaphrodite, with 3 free carpels. The fruits have a thick, knobbly wall. There are 4 species, occurring in lowland rain forests in Malaya (where 3 of the species are found), Sumatra, and Borneo.
Subjects: Plant Sciences and Forestry.