The following sites may supply additional information  

http://users.erols.com/vctga/

http://www.worldagroforestrycentre.org

http://www.archcoast.com/

http://www.woodzone.com/

http://www.cnr.berkeley.edu/

http://forestry.about.com/

http://www.lumberlady.com/

http://www.wflooring.com/

http://www.timspec.co.nz/

http://www.wdfindr.com/

http://www.exoticwoodflooring.com/

http://www.cocoboloinc.com/

http://www.woodveneer.com/

http://www.timber.net.au/

http://www.durablewoods.com/

http://biodiversity.uno.edu/

http://uk.geocities.com/

http://www.higlum.com/

http://www.dpi.qld.gov.au/

http://oak.arch.utas.edu.au/

http://www.jlalanne.com/

http://www.thewoodbox.com/

http://www.mimf.com

http://www.ubeaut.com.au/badwood.htm

http://www.ci.tucson.az.us/arthazards/wood2.html

http://www.insights.co.nz/natural_forests_it.asp

http://www.botanik.uni-bonn.de/conifers/cu/li/bidwillii.htm

http://plantnet.rbgsyd.gov.au/PlantNet/cycad/index.html

http://www.botanik.uni-bonn.de/conifers/topics/index.htm

http://www.hardwood.org

http://www.123.co.nz/tiri/

http://www.exoticwoodgroup.com

http://www.mimf.com

http://www.ci.tucson.az.us/arthazards

http://www.ubeaut.com.au/badwood.htm

http://www.onlinetreeinfo.com

http://www.onlinetreeinfo.com