1. Conclusion Compounds 2-5 were obtained from Abutilon indicum (L. ) Sweet for the first time.

2. A tropical Asian annual herb(Abutilon theophrasti) naturalized in the United States, having large, velvety, heart-shaped leaves and yellow flowers. It is an important fiber plant in northern China.

3. It appears that the plant is called abutilon, or Chinese Lantern. It is a twiggy and lanky plant but the flowers are prolific.

4. Objective To investigate the chemical constituents of Abutilon indicum (L. ) Sweet.

5. The compound has good herbicidal function to crabgrass and abutilon.

6. A kind of image analysis system is used to investigate the structural features of the traditional handmade papers made from Kenaf and Abutilon.