The occurrence of multiple introductions may be a crucial factor in the successful establishment of invasive species, but few studies focus on the introduction of fungal pathogens, despite their ...

For the past two decades, Sara Fern Fitzsimmons has raised seedlings of the American chestnut in research orchards along the Eastern Seaboard, keeping them fed and hydrated and charting their growth.

This review provides an overview of the mycoviruses that are associated with the attenuation of fungal pathogenesis that is known as hypovirulence. The taxonomy and genome organization of hypoviruses ...

Two images from the field show a chestnut sprout and a closeup of the fungus. The canker fungus, Cryphonectria parasitica, is responsible for widespread loss of American chestnut trees from the forest ...

ONCE upon a time, according to folklore, a squirrel could travel through America’s chestnut forests from Maine to Florida without ever touching the ground. The chestnut population of North America was ...