LIST OF ILLUSTRATIONS 



PAGE 

 DIFFERENCE OF SHAPE IN APEX OF LEAF OF SILVER FIRS . 68 



DIFFERENT SURFACE CHARACTERISTICS OF THE BRANCHLETS 



OF SILVER FIRS ....... facing 70 



DIFFERENCES OF SHAPE IN TRANSVERSE SECTION (MAGNI- 

 FIED) AS BETWEEN THE FOUR-SIDED AND FLAT (OR TWO- 

 SIDED) leaves of SILVER FIRS AND SPRUCE . facing IO4 



DIFFERENCES IN THE CONE OR STROBILE STRUCTURE OF 

 VARIOUS SPECIES OF THE CUPRESSINE^ TRIBE OF TREES: 



{a) C. SEMPERVIRENS, C. TORULOSA, C. MACRO- 



CARPA ...... facing 158 



[h) CHAM^CYPARIS LAWSONIANA, PISIFERA, AND 

 NOOTKATENSIS ,' THUYAS ORIENTALIS, OCCIDEN- 

 TALIS, AND GIGANTEA (OR PLICATA) . . facing 1 58 



(c) LIBOCEDRUS DECURRENS, THUJOPSIS DOLA- 



brata ....... facing 159 



differences in shape of the fruit of the prumnopitys 

 elegans, cephalotaxus fortunei, and podocarpus . 239 



XIU 



