
Shennong Ben Cao Jing

Shennong Bencaojing (also The Classic of Herbal Medicine and Shen-nung Pen-tsao Ching; ) is a Chinese book on agriculture and medicinal plants, traditionally attributed to Shennong. Researchers believe the text is a compilation of oral traditions, written between about 200 and 250 CE. The original text no longer exists but is said to have been composed of three volumes containing 365 entries on medicaments and their description.
Content.
The first volume of the treatise included 120 drugs harmless to humans, the "stimulating properties": lingzhi, ginseng, jujube, the orange, Chinese cinnamon, "Eucommia" bark, cannabis, or the root of liquorice ("Glycyrrhiza uralensis") . These herbs are described as "noble" or "upper herbs" ().
The second volume is devoted to 120 therapeutic substances intended to treat the sick, but have toxic, or potentially toxic properties of varying degrees. In this category are ginger, peonies and cucumber. The substances of this group are described as "human", "commoner", or "middle herbs" ().
In the last volume there are 125 entries corresponding to substances which have a strong or violent action on physiological functions and are often poisonous. Rhubarb, different pitted fruits and peaches are among those featured. These herbs are referred to as "low herbs" ().