Ginkgo biloba 'Bergman's Big Leaf' syn. 'Bergman's Dwarf' is a male Dutch selection, found by the Bergmans in the 1970's who owned the Raraflora Nursery. It has a somewhat upright, but globular compact habit. Sources suggest that it grows to 1.2-1.5 m high and 0.9-1.2 m wide. The leaves are larger than normal and variebale in appearence, they turn a rich gold in autumn.