River Birch : Sources
Carlsmith, A. (1984). The River Birch.Arnoldia, 44(1), 28.
Betula nigra Fact Sheet. (2014, January 1). VTree. Retrieved October 12, 2014, from
http://dendro.cnre.vt.edu/dendrology/syllabus/factsheet.cfm?ID=13
Betula nigra - Plant Finder. (n.d.).Missouri Botanical Gardens. Retrieved October 12, 2014, from
http://www.missouribotanicalgarden.org/PlantFinder/PlantFinderDetails.aspx? kempercode=x800
Heritage River Birch named SMA 2002 urban tree of the year. (Happenings).(Society of Municipal Arborists) (2002, January 1). Arbor Age, 1, 1. Retrieved October 12, 2014, from the General One File database.
River Birch: Betula nigra L.. (2006, January 1). Plant Guide. Retrieved October 12, 2014, from
http://plants.usda.gov/plantguide/pdf/pg_b
Sternberg, G., and Wilson, J. (2004). Native Trees for North American Landscapes: From the Atlantic to the Rockies. Portland, OR: Timber Press.
Tree of the Month: River Birch. (n.d.).Tree Speak. Retrieved October 19, 2014, from
http://caseytrees.org/blog/tree-of-the-month-river-birch/
UVM. (2014, January 1). Map Display - ArborScope. Retrieved October 12, 2014, from
http://www.arborscope.com/mapDisplay.cfm?id=0CCAC6
Woods, Katherine E., Bhuwan K. Chhetri, Chelsea D. Jones, Nidhi Goel, William N. Setzer.( 2013). "Bioactivities and Compositions of Betula nigra Essential Oils," Journal of Medicinally Active Plants 2(1):1-9. Retrieved from http://scholarworks.umass.edu/jmap/vol2/iss1/2