Avena

(av-e'-nali). A genus of plants. Oat. A. farina, oatmeal. A. sativa, the embryo of the the seed of the common oat plant. It contains starch, gluten, a ferment called diastase, and a small amount of alkaline phosphates, and is a nutritious food. Dose of the concentrated tinct. or fld. ext. The pericarp contains an alkaloid po e ed of slight narcotic powers. Unof.