Rhubarb
Rhubarb
Berberis
Rhubarb is from the Latin word meaning "root of barbarians." Though it's stalk is tart and good for cooking it's leaves can be toxic.
no it is not it is only made grown roots that is why they called it root beer
rhubarb.
root of the barbarians
Rhubarb
It is technically a fruit.
Fruit
They were called the barbarians.
Rhubarb is the crop you are looking for
The flowers and the leaves