Cercidiphyllum magnificum

Cercidiphyllum magnificum, known as the large-leaf katsura or magnificent katsura tree, is a species of flowering tree in the family Cercidiphyllaceae native to Honshu, Japan. It is sometimes called caramel tree for the light, sweet smell it emits during leaf fall, sometimes compared to cotton candy (candyfloss) or "freshly baked biscuits and bread". It is grown as an ornamental tree for its heart shaped leaves that in autumn turn a mixture of bright yellow, pink and orange-red....read more on Wikipedia.