Sarrasin n. : Alt. of Sarrasine

Example:
What is Sarrasin flour?

Taxonomy
buckwheat, Kreft, buckwheat flour, wheat, crop, buckwheat groats, seeds, Fagopyrum, plant, Fagopyrum esculentum Moench, ancestor, Japan, allergy, tartary buckwheat, species, Fagopyrum esculentum, Food Chemistry, Articles with unsourced statements.

Defination from the web:
... The dark flour is known as "blé noir" ("black wheat") in French, along with the name sarrasin ("saracen" ...