A herb. It grows 2.5 m tall. The leaves are a long oval shape and 45-50 cm long by 30 cm wide. They taper to both ends. The edges are wavy. They are shiny green and silvery underneath. The leaf stalks can be 1 m long. The flowers are small and cream. The fruit is a flat capsule. They are yellow to brown and in a beehive form. The are many small black seeds.