Saint John's wort

• 1. 

  N any of numerous shrubs or herbaceous plants of the temperate genus Hypericum, such as H. perforatum, having yellow flowers and glandular leaves: family Hypericaceae 金丝桃草

• 2. 

  N a preparation of this plant often used to treat mild depression 用金丝桃草治疗忧郁症 → see also rose of Sharon, tutsan