It had been researched that the extraction and purification of flavones of three Lespedeza plants which contented a lot of flavones compound(for short flavones) in juncea (L. f.) Pers、Lespedeza bicolor Turcz and Lespedeza davurica(Laxm.) Schindl. It was been used traditional calefaction circumfluence’mathod to research Lespedeza herbage flavones extracting and used macro porous adsorption resin of having industrial value to research Lespedeza herbage flavones purification .
The reseach results i...