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COSEWIC assessment and status report on the Butternut in Canada

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COSEWIC
Assessment Summary

Assessment Summary – November 2003

Common name:
Butternut

Scientific name:
Juglans cinerea

Status:
Endangered

Reason for designation:
A widespread tree found as single trees or small groups in deciduous and mixed forests of southern Ontario, Quebec, and New Brunswick. Butternut canker, which has caused high rates of infection and mortality in the United States, has been detected in all three provinces. High rates of infection and mortality have been observed in parts of Ontario and are predicted for the rest of the Canadian population.

Occurrence:
New Brunswick, Ontario, Quebec

Status history:
Designated Endangered in November 2003. Assessment based on a new status report.