Common hoptree (Ptelea trifoliata) COSEWIC assessment and status report: chapter 12
Acknowledgements
Mike Oldham provided the NHIC Element Occurrence reports. Gerry aldron provided information for a new site in Essex County. Ramsey Hart provided a detailed inventory of the population at Rondeau Provincial Park and Allen Woodliffe provided information on a new sighting there. Mathis Natvik piloted his boat through the Rondeau Bay to reach the population south of the park. Parks Canada provided support for a botanical inventory of Middle Island in 2002; Kevin Burgess assisted with that inventory. Steve Marshall of the University of Guelph provided the family determination of the twig-boring beetle. Cherry Ambrose helped with some of the field surveys. Funding provided by Canadian Wildlife Service, Environment Canada.
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