Это не хна, это какая-то там травка Senna italica, Senegal senna, Italian senna, or Port Royal senna is a legume tree in the genus Senna. It is recognized by many other common names based on the regions it grows in. In India, it is used to produce a powder used to treat hair which is known as “neutral henna”. Senegal senna is easily distinguishable through its many distinctive features. There are 3 subspecies of this plant based on the size of the inflorescence and the length of the petiole.