Bird's-foot violet (Viola pedata) COSEWIC assessment and status report: chapter 13

Acknowledgements

Mike Oldham, Natural Heritage Information Centre, Peterborough, provided a listing of known Viola pedata records in Ontario with details of recent confirmations. Mike Postma, Superintendent, Turkey Point Provincial Park contributed information on the park populations. Mary Gartshore, Haldimand-Norfolk, provided information on most sites and took the author to the St. Williams Forest Station, Vittoria, and Forestville sites. Melinda Thompson, Ministry of Natural Resources, Guelph, provided information on the Brantford and Vittoria sites. Donald Kirk, Ministry of Natural Resources, Guelph, and Bill Draper, Toronto, contributed information on the St. Williams Forest Station site. Dorothy Tiedje, Sarnia, described efforts to relocate the historic Sarnia record. I thank Marty Lucas of Becknell and Lucas Media, Ltd. for permission to use the photo of bird’s-foot violet. Comments received as part of the review process for this report from Dave Fraser, Endangered Species Specialist, Government of British Columbia, are much appreciated. Funding provided by Canadian Wildlife Service, Environment Canada.


Literature Cited

Bakowsky, W.D. 1996. Natural heritage resources of Ontario: vegetation communities of southern Ontario. Ontario Natural Heritage Information Centre, Ministry of Natural Resources, Peterborough.

Ballard, H.E., Jr. 1987. Viola pedata. One page in Pryer K.M., & G.W. Argus, eds. Atlas of the rare vascular plants of Ontario. Part 4. National Museum of Natural Sciences, Ottawa. (looseleaf).

Gartshore, M.E., D.A. Sutherland, and J.D. McCracken. 1987. The natural areas inventory of the Regional Municipality of Haldimand-Norfolk. Volume II: Annotated checklists. Norfolk Field Naturalists, Simcoe, Ontario. 250 pp.

Hutchison, L.J. and K. Kavanagh. 1994. The bird’s-foot violet (Viola pedata L.) in Canada: population biology and ecology of a threatened species. Michigan Botanist 33:3-16.

Kavanagh, K., L. Hutchison, and S. Varga. 1990. Status report on the bird’s-foot violet (Viola pedata) in Canada. Committee on the Status of Endangered Wildlife in Canada. Canadian Wildlife Service, Ottawa. Unpublished report. 25 pp.

Layberry, R.A., P.W. Hall, and J.D. Lafontaine. 1998. The Butterflies of Canada. University of Toronto Press. 276 pp. 32 color pls.

Oldham, M.J. 1996. COSSARO Candidate V,T,E Species Evaluation Form for bird’s-foot violet (Viola pedata). Natural Heritage Information Centre, Ministry of Natural Resources, Committee on the status of Species at Risk in Ontario (COSSARO). Unpublished report. 5 pp.

Oldham, M.J. 1999 Natural heritage resources of Ontario: rare vascular plants. Natural Heritage Information Centre, Ministry of Natural Resources. 53 pp.

Oldham, M.J. 2001. Element Occurrence records of bird’s-foot violet (Viola pedata) from the database of the Natural Heritage Information Centre, Ontario Ministry of Natural Resources, Peterborough. 

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2018-01-02