Allantoma lineata Miers

A medium sized tree. It grows about 10 m tall. The leaves are narrow or sword shaped and 10-29 cm long by 5-11 cm wide. The edges can be wavy. The fruit is a capsule with a lid. It is cylinder shaped and 7-18 cm long by 4-6 cm wide. It has irregular cracks on the outside. The lid opening is 5-12 cm long. The seeds are long and narrow. They are 5-6 cm long.

Amazon rainforest, often in areas subject to seasonal inundation, favouring the more open and secondary growth areas; growing near rivers and on swampy sites.

The seeds are eaten.

Plants are grown from seeds. The seeds are collected from ripe fruit off the tree then dried in the sun to enable the seeds to be removed. Seeds need to be planted fresh, preferably in light shade. Seedlings emerge in 40-50 days.