www.botany.com Botany – Encyclopedia of Plants. (6-12) This site has encyclopedia has numerous descriptions of plants and plant life.
www.ou.edu/cas/botany-micro/bot-linx/subject Scott’s Botany Links (6-12). This site has various links to multimedia, images, lesson plans, and activities all related to plant life.
http://commtechlab.msu.edu/sites/letsnet/noframes/subjects/science/b2u3.html Growing Plants Unit This site is from Michigan State University College of Education and Ameritech. This site provides useful lesson plans for introductory biology (specifically plant oriented) for elementary school teachers.