Our second species is the Butternut (Juglans cinerea), known also by lemon-nut, oilnut, or white walnut. It is a close relative ... A fungal disease known as butternut canker has decimated populations ...

This week, we meet Butternut or Juglans cinerea. Also known as white walnut, this species has slowly disappeared from the landscape due to a fungal disease. Butternut canker can cause large dead spots ...

He's hoping the hybrid trees, a mix of walnut and butternut, will produce seeds able to generate a canker-resistant butternut tree. (Andrew Lupton/CBC) Conservationists in southwestern Ontario ...

The property is home to a variety of native tree species in addition to the butternut — including silver maple and white ash — and ... known as the butternut canker, caused by a fungus that ...

Conservationists in southwestern Ontario are working to fight back against an insidious, tree-killing canker that threatens butternut trees across Eastern Canada. Never an overly abundant species, ...

Jon MacNeill of the Nature Trust says the Taymouth land has a variety of features that make it attractive as a preserve, including the butternut, white ash ... the butternut canker, caused by ...