 The inflorescence is usually an unbranched, interfoliar spike with unisexual flowers of both sexes; both pistillate and staminate flowers have three sepals and three petals.The fruit produced by "Calyptrocalyx" species is usually orange or red in color when mature, each containing one seed.All of these palms are found in Papua New Guinea except "C. spicatus" which grows in the Moluccas.