traditional knowledge present among the Karen in northern Thailand. Moreover, the results showed that all informants had
experience related to preventing and treating diseases with medicinal plants.This indicates that medicinal plants still play
an important role in the Karen's healthcare Most Karen in all 14 villages mentioned medicinal plants for the treatment of common ailments, especially to treat muscular pain, cough, fever ,wound, diarrhea and flatulence which are in accordance with the ethno botanical study of the Karen in neighboring Mae HongSon