Dried leaves of the climbing "miracle herb" Gynostemma pentaphyllum growing in tropical Xishuangbanna of Yunnan, Southwest China. This herb is a well known ingredient of Chinese traditional medicine used for a variety of reasons that keep people in good health condition especially when getting older.
Its usages include prevention of growth of cancer and of high blood fat and arteriosclerosis, cure of bronchial asthma and hepatitis, strengthening of the body and prevention of senility. Its taste is sweet and aromatic, and it can be taken either as tea or in alcohol. A rare exception of a herb that combines a set of uses that keep you physiologically young.  

60 tea bags of Jiaogulan per package taken from the book "Hani Medicine of Xishuangbanna

In gullies and openings of Xishuangbanna's tropical mountain forests grows Gynostemma pentaphylla, locally cold "jiaogulan".

the natural habitat of the Gynostemma vine