Ginkgo biloba 'Bergman op Zoom' syn. 'Lakeview' and some sources suggest ‘Bergman Dwarf’ (but this is not substantiated). It originated from The Blote voetenpad Park and garden in Bergen op Zoom in the Netherlands before 1999.
Description - Ginkgo biloba 'Bergen op Zoom’. Is a male and considered to be a dwarf. It has an unusual growth habit, of growing strongly with a straight leader until it reaches a reasonable height, at which point it starts to fill out and develop a head. The growth rate exceeds 40 cm a year, when it reached 3m - 4m the head then develops, and it fills out.