Common hoptree (Ptelea trifoliata) COSEWIC assessment and status report: chapter 1

COSEWIC Assessment Summary

Assessment Summary – November 2002

Common name: Common Hoptree

Scientific name: Ptelea trifoliata

Status: Threatened

Reason for designation: A species of restricted range in Canada and small population size occurring primarily along sandy shoreline habitats. It has experienced substantial losses at some sites from cottage land development, damage to habitats by increasing numbers of nesting cormorants and other unknown factors. A newly recognized potential threat of unknown impact is posed by a recently discovered twig-boring beetle, which is causing damage to flowers and large portions of the tree crown.

Occurrence: Ontario

Status history: Designated Special Concern in April 1984. Status re-examined and uplisted to Threatened in November 2002. Last assessment based on an update status report.

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