Avena

(av-ef -nah) [L.]. A genus of plants. Oat. A. farina, oatmeal. A. sativa, the embryo of 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 fid. ext. TT^x- 3 ij (0.65-8.0). The pericarp contains an alkaloid po e ed of slight narcotic powers. Unof. 103