Vaccinium bracteatum leaves, Vaccinium bracteatum leaves, belong to Vaccinium of Ericaceae, mainly distributed in the south of the Yangtze River. Vaccinium bracteatum is the fruit of Vaccinium bracteatum, which has the functions of tonifying kidney, strengthening essence, strengthening tendons and improving eyesight, anti-aging, anti-oxidation, anti-cancer, anti-virus, bacteriostasis, eye protection and antitussive.

Vaccinium bracteatum Berry contains not only sugar, organic acid, fat, protein and other nutrients. It also contains 17 amino acids. Among them, it is rich in essential amino acids, and the biological value of protein is as high as 2.60, with high nutritional value. In addition, it also contains 18 mineral elements and various vitamins.

Brief introduction of black rice leaves:

Evergreen shrubs or small trees, 2-6(-9) meters high; Branches are many, young branches are pubescent or hairless, and old branches are purple-brown and hairless. Leaf blade is thin leathery, ovoid, rhombic ovoid, lanceolate, ovoid to lanceolate, 4-9 cm long and 2-4 cm wide, with sharp tip, sparse and long.

The base is wedge-shaped, broadly wedge-shaped, sparse and blunt, with fine serrated edges, flat and shiny surface, hairless on both sides, 5-7 pairs of lateral veins extending obliquely to the edge and netting, with midvein and reticular veins slightly protruding on the surface and back; Petiole 2-8 mm long, usually glabrous or puberulent.