Aparmita is the name given to Amitabha in his character of bestower of longevity. Aparmita may be turned either a “Crowned Buddha or a Bodhisattva and is therefore richly clad and wears the thirteen ornaments.
The Goddess White Tara is the female personification of compassion. Born of a tear from the eye of Avalokiteshwara, literally her name means "saviors".
Tsongkhapa is the founder of the Gelukpa School and is the central figure in their Refuge Tree. He is dressed as a monk and wears the yellow pandita hat this lineage has become associated with.