The American chestnut tree, which once numbered 4 billion but almost went extinct in the 1950s because of an invasion of Asian fungus, may be on its way to recovery through scientific advances and new ...

So when people began to ship Chinese chestnut nursery stock and logs into the United States in the late 1800s, it was as if a bridge had been built, reuniting the two continents. A blight fungus, ...

Q: What can you tell me about American and Chinese chestnut? A: American chestnut (genus Castanea, species dentate) is in the beech family. This tree was a plentiful species, providing 25 percent of ...