Xu Chongsi

• Xu Chongsi, a painter of the Northern Song Dynasty. Xu Xisun. He is good at painting grass and insects, birds and fish, fruits and vegetables, flowers and trees, silkworm cocoons, etc. It is a self-created style that does not use ink strokes but is directly dyed with color. It is known as "Boneless Picture" or "Boneless Flower" in the world.