The document describes the Gingko Biloba tree. It grows 40 to 70 feet tall with leaves that are emerald green changing to yellow in fall. Its trunk can be 13 feet wide. The tree grows in eastern China and likes sun and wet soil. The Gingko Biloba tree is a monocot gymnosperm that produces leaves containing vitamins that can help with high blood pressure, retinal problems, and dementia.