Coniogramme rosthornii
Family: Pteridaceae
What it is like
A fern. It grows 60-140 cm tall.
Also put in the family Hemionitiaceae and Adiantaceae.
Where it is found
It is a tropical plant. It grows in forests and rock crevices between 1,000-3,000 m above sea level.
Countries/locations it is found in
Asia, China, SE Asia, Vietnam
How it is used for food
The fronds or leaves are cooked as a vegetable. The rhizomes are used for starch to make noodles.
Edible parts
Rhizome - starch, root, leaves, fronds
How it is grown
Its other names
Local names
Ru tou feng liao jue