Tom Brown, Jr. & Weed Indentification

If you have not read Tom Brown, Jr.'s Tracker, you are missing out on a good read that will reawaken your desire to go outside and experience reality. But here is a site with many articles by Tom Brown, Jr. , including one on how to make a bow and arrow. And you'll find out--who is this man?

Also useful: Virginia Tech's Weed Identification site.