Polygonum capitatum (Polygonaceae) exists in rural areas of Southwest China and some other Asian countries. Its aerial part or whole herbal plant has been used as a Miao ethnomedicine against urinary system diseases, infections, pyelonephritis, diarrhea, so on. The progress phytochemical research on P. over the past decades is summarized. Two hundred three chemical constituents that have isolat...

Teucrium (Lamiaceae) is a large and polymorphic genus distributed mainly in Europe, North Africa and in the temperate parts of Asia. In this study, the anatomical features of the leaf and stem of Teucrium polium are investigated. Teucrium has 19 taxa in Iran, which mainly grow in the Irano-Turanian region between 700 and 2000 m above sea level. T. polium belonging to sect. Polium, is a perennia...