Smooth horsetail
Equisetum laevigatum
Family: Equisetaceae
What it is like
A herb.
There are about 25 Equisetum species.
Where it is found
It is a temperate plant.
Countries/locations it is found in
Mongolia, North America, USA
How it is used for food
CAUTION: The rootstocks are dried and used for food.
Edible parts
Root