Hemlock Trees

 Canadian Hemlock Trees
 Carolina Hemlock Trees
 Eastern Hemlock Trees
 Mountain Hemlock Trees
 Northern Japanese Hemlock Trees
 Southern Japanese Hemlock Trees
Hemlock Trees Dying Rapidly, Affecting Forest Carbon Cycle
ScienceDaily (Mar. 10, 2009) — New research by U.S. Forest Service Southern Research Station (SRS) scientists and partners suggests the hemlock woolly adelgid is killing hemlock trees faster tha
http://www.sciencedaily.com/releases/2009/02/09022...