The older texts of this language were written on a kind of palm leaf called the lontar palm leaf. there are specific methods and timelines needed for the cutting of the leaves to ensure prime condition prior to processing. Different types of lontar palm leaves are called different names according to their characteristics.
Brahamin high priests called pandala often perform ceremonial procedures on important occasions i.e. weddings, consecration of priests and during preparatory rites for those wishing to embark on a new field of study. In the latter cases , the inscription is sometimes said to effect a physical transfer of knowledge through writing on the tongue -- quite literally a gift from Déwi Saraswati, the goddess of knowledge and learning. (Fox, p. 36)