The present study was conducted to determine the phenological changes in the content of main flavonoids, namely amentoflavone, hyperoside, isoquercitrin, quercitrin, quercetin, avicularin, rutin, (+)-catechin, and ...

The presence of several phytochemicals, namely naphthodianthrones hypericin and pseudohypericin, phloroglucinol derivatives hyperforin and adhyperforin, the phenolic acids as chlorogenic acid, neochlorogenic acid, caffeic ...

Hypericin and pseudohypericin content in stems, leaves, and flowers of some Hypericum species growing in Turkey, namely, H. heterophyllum Vent, H. hyssopifolium L., H. linarioides Bosse, H. monbretii Spach, H. orientale ...