Buy the 2015 Old Farmer's Almanac!
If it helps, there are manyIf it helps, there are many plant ID web sites. For example: You could also bring a sample to your county cooperative extension as they would have local plant information.

2015 Special Edition Garden GuideCooking Fresh with The Old Farmer's AlmanacThe Almanac Monthly Digital MagazineWhat the heck is a Garden Hod?