Tsuga Canadensis, Eastern Hemlock Radial-Section
                This is an image from a stained standard section of Tsuga
                  canadensis made by John P. Limbach of Ripon, Wisconsin.
                
              
              
                Transmitted Brightfield Illumination
                
Definition/Function:
                KINGDOM: Plantae DIVISION: Pinophyta CLASS: Pinopsida ORDER: Pinales FAMILY: Pinaceae
                GENUS: Tsuga SPECIES: canadensis
                Significance in the Environment:
                Characteristic Features:
                Associated Particles:
                References:
                Core, H.R., W.A. Cote, and A.C. Day, WOOD STRUCTURE AND IDENTIFICATION, Syracuse Wood
                Science Series, Vol. 6, 1979. 
                http://en.wikipedia.org/wiki/Tsuga_canadensis