Belvisia sp
Family: Polypodiaceae
What it is like
A fern. It is parasitic and grows attached to Cordyline sp. The fronds are 50 cm long.
Possibly Belvisia novoguineensis
Where it is found
It is a tropical plant.
Countries/locations it is found in
Papua New Guinea
How it is used for food
The leaves are used to make salt.
Edible parts
Leaves - salt