Acer saccharum, Cross-Section
                This is an image from a stained standard fiber of Acer
                  saccharum made by John P. Limbach of Ripon, Wisconsin. Three
                  tracheid terminations are shown here along with some of the typical pitting.
                
              
              
                Transmitted Off Circular Polarized Light Illumination
                
Definition/Function:
                KINGDOM: Plantae UNRANKED: Angiosperms UNRANKED: Eudicots UNRANKED: Rosids ORDER:
                Sapindales FAMILY: Sapindaceae GENUS: Acer SPECIES: saccharum
                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/Acer_saccharum