LIST OF ILLUSTRATIONS 
PAGE 
DIFFERENCE OF SHAPE IN APEX OF LEAF OF SILVER FIRS . 68 
DIFFERENT SURFACE CHARACTERISTICS OF THE BRANCHLETS 
OF SILVER FIRS . ‘ . . r ‘ . 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 104 
DIFFERENCES IN THE CONE OR STROBILE STRUCTURE OF 
VARIOUS SPECIES OF THE CUPRESSINEZ TRIBE OF TREES: 
(a) C. SEMPERVIRENS, C. TORULOSA, C. MACRO- 
CARPA 5 e ‘3 . : - facing 158 
(6) CHAMZCYPARIS LAWSONIANA, PISIFERA, AND 
NOOTKATENSIS; THUYAS ORIENTALIS, OCCIDEN- 
TALIS, AND GIGANTEA (OR PLICATA) . - facing 158 
(c) LIBOCEDRUS DECURRENS, THUJOPSIS DOLA- 
BRATA . 3 F 7 . : . facing 159 
DIFFERENCES IN SHAPE OF THE FRUIT OF THE PRUMNOPITYS 
ELEGANS, CEPHALOTAXUS FORTUNEI, AND PODOCARPUS . 239 
xiii 
