Ginkgo biloba, Leafstalk, 10x Ginkgo biloba, Leafstalk, 10x, by Eckhard Völcker. Here is an interesting snippet from Wikipedia regarding hte Ginkgo tree "Although Ginkgo biloba and other species of the genus were once widespread throughout the world, the tree currently occurs in the wild only in the northwest of Zhejiang province in the Tianmu Shan mountain reserve in eastern China, but even its status as a naturally occurring species there is questionable. "