Pick one category for the following text. The options are - company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work. Hypericum perforatum - Hypericum perforatum also known as St John's wort is a flowering plant species of the genus Hypericum and a medicinal herb that is sold over-the-counter as a treatment for depression. Other names for it include Tipton's weed rosin rose goatweed chase-devil or Klamath weed. With qualifiers St John's wort is used to refer to any species of the genus Hypericum. Therefore H. perforatum is sometimes called common St John's wort or perforate St John's wort to differentiate it.
Plant