Map no 
Pinus cembroides_____- i 
Pinusscontorige a5 =. 15 
Pinustcoultenpee 25 2a 17 
Pinus echinata_______- 22 
Pinusredulise = 225. - 8 
Pinus flexilis_..._ =... -- 4 
Pinustglabra==2=-222=. 23 
Pinusjeffreyts---=--=2 14 
Pinus lambertiana___ ~~ 3 
Pinus monophylla___-~- 9 
Pinus monticola_____ ae 2 
Pinus. palustris. <2 222- 25 
Pinus ponderosa___-- ~~ 13 
Pinus reswnos@2 = = 12 
Pinus r1gid@s = 22. = 19 
Pinus rigida serotina__- 20 
Pinus sabiniana______- 16 
Pinus strobiformis_-—-—-- 6 
Pinus strobus= 22 22 e 1 
Pinus (@ed@s22 eee 18 
Pinus virginiana. ----- 21 
Platanus occidentalis __- 132 
Phimeawildics 225 = 135 
Poplar, balsam -_-_--__--_- 72 
Poplar, yellow______-_- 127 
Populus balsamifera — ~~ 72 
Populus deltoides___ ~~~ 74 
Populus deltoides_ vir- 
GUNIANO = =e Ese 75 
Populus grandidentata __ 70 
Populus heterophylla _ _~ 
Populus tremuloides __—- 
Populus trichocarpa__- . 
Prunus americana --—-— ~~ 
Prunus pennsylvanica - - 
Prunus serotina_—---~- 
Prunus virginiana. ___- 
Pseudotsuga macro- 
Pseudotsuga taxifolia___ 
Ptelea trifoliata_______- 
Quercus alba____--.--- 
Quercus bicolor_______- 
Quercus borealis__..__- 
Quercus borealis maxi- 
Quercus chrysolepis___- 
Quercus coccinea______- 
Quercus coccinea tuber- 
Culatas 2 a 
Quercus douglasii____-- 
Quercus ellipsoidalis ___- 
Quercus garryana___-—- 
< Quercus heterophylla. 
Quercus tlicifolia______- 
Quercus imbricaria.___~ 
Quercus kelloggit_.__. —- 
Quercus laurifolia_ ~~~ 
Quercus lobata______- - 
Quercus macrocarpa_--_ - 
ile 
Map no. 
71 
69 
73 
135 
136 
138 
137 
39 
38 
144 
110 
116 
91 
92 
107 
96 
96 
109 
95 
112 
104 
99 
106 
98 
105 
111 
115 
¢ 
6 
Quercus marilandica ____ 
Quercus marilandica 
Quercus montana______- 
Quercus muehlenbergit_- 
Quercus nigra___----_.. 
Quercus palustris __-_ ~~ 
Quercus phellos_______- 
Quercus prinus___----- 
Quercus rubra________- 
Quercus rubra pagodae- 
Quercus utahensis__—_-- 
Quercus velutina______~ 
Quercus velutina mis- 
SOUTLENSTS = =e 
Quercus virginiana. __- - 
Redbude 22. a2 =: =e 
Redbud, California____ 
Redwoods aetna 
Rhamnus purshiana__-- 
Rhododendron, great _ 
Rhododendron maximum 
Robinia pseudoacacia__- 
Saliz amygdaloides ____- 
Sala nigna= =. 
Sassairas=) Soe aae 
Sassafras variifoliwm --- 
Map no. 
102 
102 
118 
119 
103 
93 
104 
117 
100 
101 
94 
114 
113 
97 
97 
108 
139 
140 
50 
155 
160 
160 
143 
TU 
76 
129 
129 
Map no. 
Sequoia sempervirens ___ 50 
Sequoia washingtoniana. 49 
Serviceberry-__________ 133 
Sprucewblack=== === 29 
Spruce. blucke === 33 
Spruce, Engelmann____ 32 
Spruce, redsass=5 sees 30 
Spruce, Sitka________- 34 
Spruce, white_________ 31 
Sugarberry 9.455" 5e5= 122 
Sweetbay 252-222 eee 125 
Sycamores eee 132 
amare cka==s === 27 
Rano alka iere eee meres 90 
Taxodium distichum- -—- 51 
Taxus brevifolia______- 60 
Thuja occidentalis _____ 53 
Ehaujoaplicatas == eae 54 
Miaiglabra==s5 =a 156 
Toxylon pomiferum_--. 124 
Tsuga canadensis______ 35 
Tsuga heterophylla____- 36 
Tsuga mertensiana____- 37 
Ulmus americana___--- 120 
Umbellularia californica 128 
Walnut, black________ 62 
Willow, black.-______- 76 
Willow, peachleaf_____ Ue 
Witch=hazelee sss 130 
Wews esc cai sa eae 60 
U.S. GOVERNMENT PRINTING OFFICE: 1938 
