found: Work cat.: Implementation and status of biological control of the hemlock woolly adelgid, 2011:pref. (Carolina hemlock, Tsuga caroliniana)
found: Wikipedia, Oct. 16, 2012(Tsuga caroliniana (Carolina hemlock) is a species of Tsuga, native to the Appalachian Mountains in southwest Virginia, western North Carolina, extreme northeast Georgia, northwest South Carolina, and eastern Tennessee)
found: Flora of North America, via WWW, Oct. 16, 2012(Tsuga caroliniana, Carolina hemlock)
found: The gymnosperm database, via WWW, Oct. 16, 2012(Tsuga caroliniana. Common name: Carolina hemlock)
found: Plants database, via WWW, Oct. 16, 2012(Tsuga caroliniana - Carolina hemlock)
found: GRIN taxonomy for plants, via WWW, Oct. 16, 2012(Tsuga caroliniana. Common name: Carolina hemlock)