Longleaf buckwheat
Eriogonum longifolium
Family: Polygonaceae
What it is like
A herb. The leaves are oblong to sword shaped The flowering stems are 70 cm tall.
There are 150 Eriogonum species.
Where it is found
It is a temperate plant.
Countries/locations it is found in
North America, USA
How it is used for food
The roots are eaten.
Edible parts
Root