palms, monoecious, unarmed, stems solitary. Leaves pinnatisect, pinnae arranged in same plane, leafsheaths open,
fibrous. Inflorescence simple panicle,
but ultimately drooping spadices,
borne among leaves, peduncle bracteate.
Male flowers asymmetrical, perianth 2-seriate, stamens 6, filaments
subulate. Female flowers much larger than males, perianth accrescent, outer 3
imbricate, inner 3 convolute. Carpels 3, connate to form a 3-celled ovary, ovules
usually solitary, style short, stigma recurved. Fruit a 1-seeded drupe, ovoid,
pericarp thick, fibrous, endocarp stony. Seed cohering with endocarp.