These links go to a herb list, you can click on each name and go to a page of information and history of the herb.  I enjoyed them , thought you might also.

http://www.pinn.net/~swampy/herbindex.html

http://www.rootgrafix.com/herbalnexus/list.htm

http://www.amagickgarden.com/pages/amgpages/amghrblstreq.html