Add Yahoo as a preferred source to see more of our stories on Google. This undated photo shows a ginkgo leaf in New Paltz, NY. In addition to their fan shape, leaves of ginkgo trees have a unique ...

This undated photo shows a ginkgo leaf in New Paltz, NY. In addition to their fan shape, leaves of ginkgo trees have a unique venation pattern indicating its origin of this genus millions of years ago ...