204 MISC. PUBLICATION 273, U. 
Maple ee spp.)— 
leaves, Ye. 
twigs, "36. 
wood, 154, 155, 160. 
Mesquite (Prosopis spp.)— 
twigs, 37. 
wood, 154. 
Oak (Quercus spp.)— 
acorns, 23. 
bark or cambium, 132, 137, 
general, 4, 53. 
leaves, 59, 68, 71, 73, 77, 87. 
twigs or branches, 36, 37. 
wood, 147, 149, 151, 154, 155, 160. 
Pine (Pinus spp.)— 
bark or cambium, 8, 38, 56, 98, 102, 107, 109, 110, 
112, 113, 115, 118, 134, 136, 137, 139, 168. 
cones or seeds, 16, 18, 19, 38. 
needles, 46, 50, 51, 53, 64, 67, 71. 
roots, 27. 
twigs or branches, 31, 35, 36, 37, 38, 39, 40, 46, 47, 49. 
wood, 146, 148, 149, 151, 152, 153, 154, 157, 158, 159. 
Apache (Pinus apacheca), cones or seeds, 16. 
Arizona (Pinus arizonica), bark or cambium, 102, 
114. 
Bishop (Pinus muricata), bark or cambium, 115, 
117, 139. 
bristlecone (Pinus aristata), bark or cambium, 107. 
Coulter (Pinus coulteri)— 
bark or cambium, 99, 112. 
wood, 147. 
Chihuahua (Pinus leiophylla), bark or cambium, 
102. 
Digger (Pinus sabiniana)— 
bark or cambium, 115. 
needles, 51. 
twigs or branches, 40, 46. 
Foxtail (Pinus balfouriana), bark or ecambium, 113. 
Jefirey (Pinus jeffreyi)— 
bark or cambium, 107, 113, 115, 117, 118, 133. 
cones or seeds, 16, 18, 41. 
needles, 52, 64. 
twigs, 35, 46. 
wood, 149. 
knobcone (Pinus attenuata)— 
bark or cambium, 117, 139. 
cones or seeds, 18, 21, 38, 41. 
twigs or branches, 21, 38, 39. 
wood, 149. 
limber (Pinus flezilis)\— 
bark or cambium, 102, 107. 
cones or seeds, 16. 
lodgepole (Pinus contorta)— 
bark or cambium, 41, 102, 107, 109, 113, 114, 115, 
117, 118, 128, 139. 
cones or seeds, 16, 18, 39, 41. 
general, 7, 8, 9, 173, 183, 185, 189, 190, 192, 196. 
needles, 62, 64, 80, 82, 83, 85, 86, 90. 
roots, 27. 
twigs or branches, 34, 35, 39, 40, 49. 
wood, 146, 149, 158. 
Mexican white (Pinus strobiformis)— 
bark or cambium, 107, 139. 
wood, 146. 
Monterey (Pinus radiata)— 
bark or cambium, 109, 112, 115, 117, 139. 
cones or seeds, 16. 
needles, 46, 49, 51, 52, 53, 68, 84, 91. 
twigs or branches, 35, 40, 49, 56. 
pifion (Pinus edulis)— 
bark or cambium, 107, 134. 
cones or seeds, 16. 
needles, 53, 68, 90. 
twigs or branches, 37, 46, 49. 
Ponderosa (Pinus ponderosa)— 
bark or cambium, 38, 99, 100, 102, 106, 107, 112, 
113, 114, 115, 118, 133, 134, 136, 139, 155. 
cones or seeds, 16, 18, 21, 22, 38, 39, 41. 
general, 5, 7, 8, 9, 59, 172, 183, 185, 189, 191, 194, 196. 
needles, 46, 49, 51, 62, 64, 68, 80, 86, 90. 
roots, 27. 
140. 
S. DEPT. OF AGRICULTURE 
Pine (Pinus spp.) 
Ponderosa (Pinus ponderosa.) 
twigs or branches, 34, 35, 37, 38, 39, 40, 41, 46, 47, 
49, 54, 55, 153. 
wood, 146, 147, 149, 153, 154, 155, 158. 
singleleaf (Pinus monophylla)— 
cones or seeds, 16. 
needles, 90. 
twigs or branches, 40, 49. 
sugar (Pinus lambertiana)— 
bark or cambium, ate 112, 113, 115, 133, 139. 
cones or seeds, 16, 3 
needles, 82, 90. 
twigs or branches, 34, 39, 49. 
wood, 153, 158. 
Torrey (Pinus torreyana), needles, 52. 
western white (Pinus monticola)— 
bark or cambium, 48, 49, 102, 112, 113, 115, 118, 
124, 139. 
cones or seeds, 16, 39. 
general, 7, 8, 183, 185, 189, 191, 196. 
needles, 48, 49, 62, 80, 90. 
aoe ie 
twigs, 34, 39, 49. 
western yellow. See Pine, ponderosa. 
whitebark (Pinus albicaulis)— 
bark or cambium, 102, 117, 118. 
wood, 147. 
Ponderosa pine. See Pine, ponderosa. 
Poplar (Populus spp.)— 
bark or cambium, 42, 137, 140. 
general, 52. 
leaves, 68, 71, 72, 73, 86, 87, 92, 93, 94. 
twigs, 36. 
wood, 137, 147, 149, 150, 151, 154, 155 
Redwood (Sequoia sempervirens) — 
bark or cambium, 56, 129, 131, 137, 139. 
general, 4. 
leaves, 51. 
twigs, 36. 
wood, 146, 153, 155, 158. 
Sequoia. See Bigtree; Redwood. 
Spruce (Picea spp.)— 
bark or cambium, 56, 107, 109, 122, 125, 126, 127, 128, 
134, 137, 139, 140. 
cones or seeds, 18, 19, 20. 
general, 4. 
needles, 50, 67, 75, 78, 79, 81. 
twigs, 32, 35, 37, 38, 47. 
wood, 143, 145, 146, 153, 154, 158. 
Bigcone. See Bigcone spruce. 
Colorado blue (Picea pungens)— 
cones or seeds, 2 
needles, 51. 
twigs, 47, 48, 49. 
Engelmann (Picea engelmannii)— 
bark or cambium, 41, 102, 126, 127, 128, 139. 
cones or seeds, 22. 
needles, 80, 86. 
roots, 27. 
twigs, 34, 40, 41, 47, 48, 49. 
wood, 147, 149. 
Sitka (Picea sitchensis)— 
bark or cambium, 113, 127, 128, 139, 140. 
cones or seeds, 22. 
needles, 45, 76, 84. ‘ 
twigs, 33, 40, 45, 47, 48. 
Sycamore (Platanus sp.)— 
bark or cambium, 140. 
leaves, 87. 
wood, 149, 160. 
Western white pine. See Pine, western white. 
White fir. See Fir, white. 
Willow (Saliz spp.)— 
bark or cambium, 140. 
general], 52. 
leaves; 68, 71, 72, 73, 87, 92, 93, 94. 
twigs, 36, 37. 
wood, 132, 150, 154, 155. 
Yew, Pacific (Tarus brevifolia), 4. 
