Ai Ye (Raw) (Artemisiae argyi Folium)
Properties: bitter, acrid, warm
Channels: Spleen, Liver, Kidneys
Key Characteristics: Dispels cold-damp, stops pain due to cold, stops bleeding and calms the fetus. Also stops itching due to dampness (especially applied externally with other herbs to stop itch such as Di Fu Zi or Bai Xian Pi).