夏枯草的本草考证

Herbalogical Study on Common Selfheal(Prunella vulgaris)

本草考证认为：古代药用夏枯草来源于夏枯草属的夏枯草和山菠菜，药用部位古代用茎叶，现代用果穗，采集季节古代在花期，现代在果穗半枯时期，经用现代方法证明；花期、果期都可作为采收季节，药用部位以全草为宜。

Herbalogical study shows that Xiakucao used in ancient times came from Prunella vulgaris and P. asiotica. The Portion used for medical purpose in ancient times was its stem and leaf, collected during the period of blooming. The portion used today was the spike, collected approach withering. Modern analytical determination showed that the aerial parts of three Prunella specics can also be used as medicine when collected in june and july.