Aromatic Cedar Association:
The  Aromatic Cedar Association formerly Oklahoma Redcedar Association's (ORA) goals are to provide information regarding the management and utilization of "aromatic cedar" - "Eastern Redcedar" , connect businesses, individuals and government agencies together to promote and develop the eastern Redcedar industry. "www.acedar.org"

Red Cedar

Sea of Cedar Article (article on invasive species: Red Cedar)
http://www.ok.nrcs.usda.gov/programs/misc/SeaofCedar.html

NRCS Red Cedar Facts (article on invasive species: Red Cedar)
http://www.ok.nrcs.usda.gov/news/OKReleases/htmlReleases/08Releases/ercFactSheet.html

Salt Cedar

New Mexico State University Salt Cedar Task Force (article on invasive species: Salt Cedar)
http://agesvr1.nmsu.edu/saltcedar/Management.html

NRCS Salt Cedar Facts (article on invasive species: Salt Cedar)
http://www.nrcs.usda.gov/news/thisweek/2004/040421/nmsaltcedareradication.html

Chinese Tallow

News Journal(article on invasive species: Chinese Tallow)
http://www.news-journal.com/news/local/article_5ffd8e14-7008-5af8-8729-cfd49c4604f7.html

Noxious Plant (Texas Department of Agriculture)
http://www.galvbayinvasives.org/Guide/Species/TriadicaSebifera

An excellent article on Chinese Tallow
http://www.talgov.com/you/electric/tallow.cfm