http://www.practicalsurvivor.com/wildedibleplants
http://www.artofmanliness.com/2010/10/06/surviving-in-the-wild-19-common-edible-plants/
http://www.gallowaywildfoods.com/?page_id=357
just in case and there are great books out on this subject as well
http://www.amazon.com/Edible-Wild-Plants-American-Natural/dp/1402767153
http://www.amazon.co.uk/Edible-Wild-Plants-Foods-Adventure/dp/1423601505/ref=sr_1_4?s=books&ie=UTF8&qid=1375905087&sr=1-4&keywords=edible+wild+plants+britain
http://www.amazon.co.uk/Food-Free-Collins-Richard-Mabey/dp/0007183038/ref=sr_1_1?s=books&ie=UTF8&qid=1375905156&sr=1-1&keywords=edible+wild+plants+britain