The subject depicted in this thangka is called Guruparampara, a “Line of Teachers.”
It depicts the family tree of Nyingma lineage, as it were, and its function is to indicate a line of descent.
The meaning of this presentation is to show a refuge for believers. It creates a kind of structure with a number of deities and teachers in whom devotees take refuge, because they will help believers in the course of their spiritual development.
Gautama Buddha was an ascetic and spiritual teacher of South Asia who lived during the latter half of the first millennium BCE. He was the founder of Buddhism and is revered by Buddhists as an Enlightened being whose teachings sought a path to freedom from ignorance, craving, rebirth and suffering.
Born in Lumbini in the Newar clan of the Shakya, he spent the majority of his adult life in modern day Nepal and India, .