4 CONTENTS. 



Gynmosperrure — Continued. Page. 

 Conifera? — Continued. 



Picea— Spruces — Continued. 



Black spruce (Picea mariana (Mill.) B., S. & P.) 86 



White spruce {Picea canadensis (Mill.) B., S. & P.) 88 



Tsuga — Hemlocks 91 



Western hemlock (Tsuga heterophylla (Raf.) Sargent) 91 



Mountain hemlock; Black hemlock (Tsuga mertensiana 



(Bong.) Sargent) 95 



Pseudotsuga — False hemlock 99 



Douglas fir; Douglas spruce (Pseudotsuga taxifolia (Poir.) 



Britton) ^ 100 



Bigcone spruce (Pseudotsuga macrocarpa (Torr.) Mayr) 104 



Abies — Firs 106 



Alpine fir ; Balsam fir (Abies lasiocarpa (Hook.) Nuttall) 107 



Grand fir; White fir (Abies grandis Lindley) 111 



White fir (Abies concolor (Gord.) Parry) , 116 



Bristlecone fir (Abies venusta (Dongl.) Koch) 121 



Amabilis fir (Abies amabilis (Loud.) Forbes) 125 



Noble fir (Abies nobilis Lindley) 128 



Red fir (Abies magnified Murray) 132 



Sequoia — Redwoods 138 



Bigtree (Sequoia washingtoniana (Winsl.) Sudworth) 139 



Redwood (Sequoia sempervirens (Lamb.) Endlicher) 145 



Liboeedrus 148 



Incense cedar (Liboeedrus decurrehs Torrey) 148 



Thuja — Arborvitses 153 



Western red cedar; Red cedar (Thuja plicata Don.) 153 



Cupressus — Cypresses 158 



Monterey cypress (Cupressus macrocarpa Hartweg) 158 



Gowen cypress (Cupressus goveniana Gordon) 161 



Dwarf cypress ( Cupressus pygmtea (Lemm.) Sargent) 163 



Macnab cypress (Cupressus macnabiana Murray) 165 



Cham;ecyparis — Cedars 167 



Yellow cypress; Alaska cypress (Chamacijparis nootkatensfi 



(Lamb.) Spach) 168 



Lawson cypress; Port Orford cedar (Chamwcyparis lawso- 



niana (Murr.) Farlatore) 171 



Juniperus — Junipers 175 



Dwarf juniper (Juniperus communis Linnaeus), 176 



Rocky Mountain red cedar (Juniperus scopulorum Sargent).. 178 



Western juniper (Juniperus occidentaiis Hooker) 181 



Utah juniper (Juniperus utahensis (Engelm.) Lennnon) 186 



California juniper (Juniperus California Carriere) 187 



Taxaeea; 190 



Tumion — Stinking cedars 190 



California nutmeg (Tumion calif ornicum (Torr.) Greene)--. 191 



Taxus— Yews 193 



Western yew (Taxus brerifolia Nuttall) 194 



Monocotyledones 197 



Palma? — 197 



Neowashingtonia— Palms 198 



Washington palm (Neowashingtonia filifera (Wendl.) Sud- 

 worth) 199 



