The book includes the studies on important herbal drugs use to cure kidney stone. These drugs are utilized as a native medicine in different formulation or in organ form in different systems of medicine in India. It is used to cure different diseases. Pharmacognosy is a highly applied branch of science, which involves the number of scientific disciplines for solving problems pertaining to the identity, purity, quality and preservation of the drugs of plant, animal and minernal origin. The present study highlights the external and internal morphology of selected plants, quantitative microscopy for leaf drug, histochemistry and phytochemistry which includes phytochemical test, ash analysis, fluorescence analysis and percentage extractives, Quantitative estimation of Carbohydrates, Protein and flavonoid and Qualitative test by using HPTLC for detection of Quercetin in the studied drugs. The whole studies emphasize the concepts in a concise and systematic manner to formulate a background and arouse interest among the readers. The subject matter has been given in a simple style which would beneficial for the students and researchers in the field of Pharmacognosy (Botany).