Tesu ke phool, also known as Palash or Dhak, refers to the vibrant orange-red flowers of the Butea monosperma tree, commonly called the "Flame of the Forest". They are used traditionally for natural Holi colors and have medicinal properties. Here's a more detailed description: Botanical Name: Butea monosperma Common Names: Hindi: Tesu ke phool, Palash, Dhak English: Flame of the Forest Sanskrit: Raktapushpak, Kinshuk Description: