Eastern prairie fringed-orchid COSEWIC assessment and status report: chapter 1

Assessment Summary – May 2003

Common name : Eastern prairie fringed-orchid

Scientific name : Platanthera leucophaea

Status : Endangered

Reason for designation : This is a perennial species of scattered remnant wetland habitats and of mesic prairies that has undergone significant declines in population size and is at continued risk from further habitat change due to successional processes, land development, water table impacts and spread of invasive species.

Occurrence : Ontario

Status history : Designated Special Concern in April 1986. Status re-exsamined and uplisted to Endangered in May 2003. Last assessment based on an update status report.