A samhita portion of Adharvaveda. Five samhitas are important -Nakshatrakalpa, Vedakalpa, Samhitakalpa, Aangirasakalpa, Shantikalpa and they have been written by Munjikesha. The Nakshatrakalpa is about worshipping the stars, Vedakalpa about the kriyas for Brahma, Samhitakalpa has mantras, Aangirasakalpa has sorcery and Shantikalpa has shanti mantras for horses and elephants, as per Vishnupurana Ansh 3 Chapter 6.