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 ...

Chromosome satellite for both species (Chinese chestnut on the left, American chestnut on the right). Like all chromosomes, these are made of chromatin – a mix of DNA molecules and proteins. There are ...

There’s an old holiday tradition in the U.S. that's become increasingly harder to celebrate: fire-roasted chestnuts. Thanks to an endemic fungus, about 4 billion American chestnut trees were killed ...

Emily Dobry, a master’s candidate in horticulture at Penn State Behrend, and Bryan Hed, a plant pathologist at the Lake Erie Regional Grape Research and Extension Center, stand Nov. 11, 2021, between ...