158 



TREES AND SHRUBS 



OCOTILLO 124, 127 



Odostemon 71, 72 



Oleaceae 130 



OLEASTER 126 



OLIVE, RUSSIAN WILD . . .126 



Opulaster 82, 84 



ORANGE, MOCK 76 



Oreobatus 83, 85 



Ostrya 50 



P»ichi>tirna 118 



Padus 88. 89 



PALMA 31. 32 



PALMILLA 33 



PALO BLANCO 128, 130 



Parosela 99, 100, 102 



Parryella 97, 100. 101 



Parthenium 145, 146. 151 



PEA 97 



Petrophyton 79. 82. 84 



Phiadelphus 76. 77. 78 



Phyla 137 



Picea 18. 25. 26 



Picrothamnus 148. 153 



Pinaceae 25 



Pinales 25 



PINE, Bristle-Cone 17 



" Limber 11 



•' Western White 17 



" Yellow 17 



Pinus 16. 26 



PIOCHA 117 



PINYON 16. 26 



Plata mis 104. 105 



PLUM 88. 89 



Poinciana 94 



Polirmiintha 134, 138 



POISON OAK 112, 114 



POPLAR 38 



POPOTILLO 24, 30 



Populus 38, 45 



POTATO 134, 139 



Prosopis 94, 95, 96 



Primus 88, 89 



Psedera 122, 123 



Pseudoteuga .20. 27 



Ptelea 107. 108 



Qnercns 53, 59 



RABBIT BRUSH 149 



Rauuncolaceae 68. 70 



RASPBERRY 80 



Rhamnaceae 119 



Rhamnus 119. 120. 121 



Rhoeidinm 112. 113. 114 



Rhus 112. 113. 114 



Ribes 73. 74 



Robinia 98. 100. 101 



Rosacea* 79. 82 



Ros 79, 82. 83 



ROSE 78 



Rubiaeeae 141 



RUE 107 



Rulac 115, 116 



Rataceae 107 



Sabina 23, 28. 29 



SAGE 134, 138 



'• White 66 



SAGE BRUSH 145. 153 



Salicaeeae 38. 15 



Salix 43. 46 



SALT BUSH 66. f 8 



SALT CEDAR 124 



Salvia 134. 138 



Sambucus 136. 14'J 



Sapindaceae 109. 110 



