Edible Garden Weeds of Canada
http://nature.ca/prodserv/cat/index.cfm?fuseaction=store.viewProduct&intCatalogID=56&ID=4043&WCID=10157796A67910DAFC5300A2AE0E2FC6 Edible Wild Fruits and Nuts of Canada (one of my fave books - very useful and well used
http://nature.ca/prodserv/cat/index.cfm?fuseaction=store.viewProduct&intCatalogID=56&ID=4044&WCID=50A3D9967CA623A5EBABB408772767EB A page re. Ontario weeds (what they call "ground ivy" we know as creeping charlie, a groundcover, which makes a carpet of blue flowers at this time of year; introduced from Europe)
http://www.omafra.gov.on.ca/english/crops/facts/ontweeds/weedgal1.htm For those who live in the prairies, here's my fave book on wild plants:
http://www.winnipeg.ca/publicworks/naturalist/livingprairie/store.asp?section=book&l=Wildflowers%20Across%20the%20Prairies PS - if interested, don't just look at the preview on lj, click on the page for colour pics and/or more details ...