Growing up near Beijing's Xiangshan Mountain, Zhang Zhaohui has long nurtured a deep connection to trees and the natural ...

Peru is the native land of many endangered and unique plants. The Cinchona tree, the source of the early malaria treatment ...

From apple pie on Thanksgiving Day to Johnny Appleseed stories passed down for generations, the apple has been a symbol of American culture. But the first apples actually originated halfway around the ...