Linden Leaf and Flower, or Tilia europaea, is found in the temperate climates of Europe, Asia, and North America. Linden Leaves and Flowers are found in a variety of different species and each has been used therapeutically. The flower of the plant is the part that most frequently used for these preparations.
Linden Flower and Leaf has been historically used in Europe and America for centuries for a wide range of complaints - mostly associated with its purported calming properties. The flowers are added to baths or teas and you'll still find Tilia europaea used in many herbal remedies today.