x TABLE OF CONTENTS. 



KAURI PINE (Dammara). 



PAGB 



Section 29. Descriptive. Structural and Physical Characteristics. "Kauri 



Gum," etc 146 



a. Kauri Pine (Dammara australis) 147 



SPRUCE (Picea). 



Section 30. Localities. Structural and Physical Peculiarities. Commercial 



Divisions. Botanical Characteristics 148 



a. Black Spruce (Picea nigra) 150 



b. Red Spruce (Picea rubens) 150 



c. White Spruce (Picea alba) 151 



d. White Spruce (Picea engelmanni) 152 



e. Sitka Spruce (Picea sitchensis) 153 



DOUGLAS SPRUCE (Pseudotsuga). 



Section 31. Great Size of Trees. Localities. Structural and Physical Pecu- 

 liarities of Wood. Botanical Characteristics 154 



a. Douglas or Red Spruce or Fir (Pseudotsuga taxifolia) 155 



FIR (Abies). 



Section 32. Sources of Supply. Structural and Physical Characteristics. 



Confusion of Names. Botanical Characteristics 156 



a. Balsam Fir (Abies balsamea) 157 



b. Great Silver Fir (Abies grandis) 158 



c. White Fir (Abies concolor) 159 



d. Red Fir (Abies magnifica) 160 



e. Red Fir. Noble Fir (Abies nobilis) 161 



HEMLOCK (Tsuga). 



Section 33. Distribution. Structural and Physical Peculiarities of Wood. 



Botanical Characteristics 162 



a. Hemlock (Tsuga canadensis) 163 



b. Western Hemlock (Tsuga heterophylla) 163 



LARCH; TAMARACK (Larix). 



Section 34. Historical. Sources. Structural and Physical Peculiarities 



Botanical Characteristics 164 



a. Larch, Tamarack (Larix americana) 165 



b. Larch, Tamarack (Larix occidentalis) 166 



CEDAR (Cedrus, Thuya, Chamsecyparis, Libocedrus, Juniperus). 



Section 35. Confusion of Names. Historical. Structural and Physical Pecu- 

 liarities of Wood. Uses. Commercial Divisions, etc 167 



a. Red Cedar (Juniperus virginiana) 169 



b. Juniper (Juniperus occidentalis) 170 



r. White Cedar, Arborvitse (Thuya occidentalis) 171 



d. Canoe Cedar, Arborvitae, Giant Arborvitae (Thuya plicata) 172 



