Identification of tea seeds and camellia seeds

　　1. Observation of shape

　　Tea seeds are mostly round or oval in shape, rough, dry and lusterless in appearance, darker and inky black in color;

　　Camellia seeds are mostly brown, ribbed and rounded, with one side flattened and slightly depressed, with a smooth, glossy shell.

　　2. Shake and check the color of tea kernel

　　Camellia seeds picked and dried in the same year of harvest, have a certain ringing sound when placed in the ear and shaken; tea seeds have tighter shell and kernel bonding and no sound when shaken.

　　The camellia seeds are cracked to remove the coating, and the seeds are egg-yellow; tea seeds are generally white or light yellow.

　　3. Taste the flavor of tea nuts

　　Cracked tea kernel, camellia seed kernel has oil flavor and sweet taste; tea seed kernel has no oil flavor, and has bitter and astringent taste.

　　4. Look at the oil content

　　Crushed camellia seeds will ooze oil, put on the paper hit will leave oil traces, such as crushed camellia seeds into powder, with hands to pinch, there are stained hands into the feeling of cake; tea seeds kernel has no such phenomenon.