Leaflets are thin, papery, or herbaceous, long, narrow, oblong, oval or needle-shaped.

The method of processing this plant was developed by the Tujia minority group 600 years ago.

The rolling step produces its distinctive "white frost" color and enhances the flavor.

Vine(moyeam) tea exhibits a wide range of significant bioactivities including anti-oxidant, anti-inflammatory and neuroprotective activities.

[4] Vine tea and its main bioactive component, dihydromyricetin have been suggested as potential natural antioxidants to extend shelf life of foods.

[8] It is becoming more popular with Chinese people, particularly among health-conscious consumers, due to its high level of flavonoids.

The red sandstone soil is rich in nutrients, which is very conducive to the formation of flavonoids, vitamins and trace elements in this plant.

Similar plants are also found in other provinces of China, mainly south of the Yangtze River.