Studies of the constituents of Scutellaria species. I. The flavonoid glucuronides of “Bo Ye Huang Chin”, Scutellaria ikonnikovii Juz. - Wang ,Y.Q,.; Matsuzaki ,K,.; Takahashi ,K,.; Okuyama ,T,.; Shibata ,S.. (Chem. Pharm. Bull., 1988)