Cara
Dioscorea olfersiana
Family: Dioscoreaceae
What it is like
A yam.
There are about 650 species of Dioscorea.
Where it is found
A tropical plant.
Countries/locations it is found in
Brazil, South America
How it is used for food
It has steroidal sapogens and is used in medicine.
Edible parts
Tubers, root