Surface dyeing method was used to dye paper with the dye extracted from Begonia fimbristipula hance. The dyeing conditions were found out, and hence good dyeing effectis obtained.

• 采用表面染色方法,将从紫背天葵中提取的天然色素对纸进行染色,确定了天然紫背天葵色素在纸上着色的合适条件,得到良好的染色效果。