Patent ID: 7217439

Claim:
A method for creating a dyed drawing of plant matter comprising: arranging a mesh sheet on a substrate; arranging plant matter comprising at least one leaf or one flower on an upper surface of said mesh sheet; covering said plant matter with a transparent or a translucent synthetic resin sheet; pressing said synthetic resin sheet with a device so as to cause said plant matter to be pushed against said mesh sheet and so as to cause pigment of said plant matter to flow out of said plant matter and adhere to said substrate; and removing said mesh sheet, said plant matter, and said synthetic resin sheet from said substrate, wherein said substrate canvas comprises: canvas; drawing paper; cotton or other cloth; plaster or other board; an unglazed body with asperities on a surface thereof; or a chemical fiber paper or a chemical fiber cloth excluding any water-soluble element which affects the pH of said plant matter; and said substrate further comprises a pH setting solution comprising DL-malic acid, sodium DL-malic acid, phytic acid, citric acid or a combination thereof which impregnate the substrate so as to set the range of pH to 2.5 to 3.5.