Oct., 1913-Mar., 1914 
Index 
529 
Page 
Premnotrypes, new genus. 348 
Premnotrypes solani, n. sp. 348-349 
Presence of Some Benzene Derivatives in Soils, The (paper). 357-364 
Prunus, classification of. 153-154 
Prunus andersonii . 164-166 
eriogyna , n. sp. 166-170 
fasciculate . 170-172 
fremonti , syn. Prunus eriogyna. 
glandulosa, syn. P . texana . 
havardii, n. comb. 176-177 
Hookeri , syn. P. texana . 
microphylla . 174-176 
minutiflora . 172-174 
Prunus, pubescent-fruited species of the Southwestern States. 147-178 
Prunus texana .. 154-164 
hybrids. 161-164 
Pseudomanas tenuis , comparison with Bacterium apatum . 206-208 
Psoralea lanceolate , in Tooele Valley, Utah. 387 
Pteromalus sp., parasite of Agromyza pusilla . 82 
Ptilocalais nutans , in Tooele Valley, Utah. 378 
Pubescent-Fruited Species of Prunus of the Southwestern States, The (paper). 147-178 
Puccinellia airoides , in Tooele Valley, Utah. 405 
Purshia tridentata, in Tooele Valley, Utah. 387 
Quercus alba , heart-rot of. 
inoculation with Diplodia longispora . 
root-rot of. 
twig blight of. 
coccinea , heart-rot of. 
host for Diplodia longispora . 
gambelli, inoculations with Diplodia longispora. 
lobata, inoculation with Diplodia longispora . 
tyloses in. 
marilandica, tyloses in. 
minor, inoculation with Diplodia longispora . 
root-rot of. 
nigra , root-rot of. 
prinus, root-rot of. 
twig blight of. 
rubra, inoculation with Diplodia longispora . 
spp., heart-rots of. 
root parasite on. 
root-rot caused by Polyporus dryadeus . 
texana, heart-rot of. 
inoculation with Diplodia longispora . 
root-rot of. 
velutina , root-rot of. 
virginiana, inoculation with Diplodia longispora 
109-112,114-115,122-127 
. 34 i 
. 245-246 
. 339 
. 114-116 
. 345 
. 34 i 
. 34 i 
. 45i 
. 45i 
. 34 i 
. 2 45 
. 245 
. 245 
. 339-346 
. 341 
. 109-128 
. 239-250 
. 245-247 
.. 116,119 
. 34 i 
. 245 
. 245 
. 34 i 
Radish. See Raphanus sativus. 
Rand, F. V. (paper), Some Diseases of Pecans. 3°3~338 
Ransom, B. H. (paper), Cysticercus Ovis, the Cause of Tapeworm Cysts in 
Mutton. 15-58 
Rape. See Brassica napus. 
