The title breaks down simply: Shat (Six), Chakra (Wheels/Centers), Nirupana (Description or Exposition). It is a 16th-century Sanskrit treatise written by the Sri Vidya scholar .
A pure white lotus with only two petals bearing the letters Ham and Ksham . Element: Mind (Manas).
A crimson lotus with four petals bearing the Sanskrit letters Va, Scha, Sha, Sa . Inside is a yellow square representing the Earth element.