IHDEX. 



295 



Pithecolobium, Martin 183 



P Un^nis-Cati, Benth 18o 



' liign Ungm*-Ca/i,W\M. 



P. Qiuiditlupense, Nutt. 



Plane Tree, American 185 



Plane Tree, Oriental 185 



Planera aquat ica, Gmel loo 



P. Gmelini, L. C. Rich. 



P.uimifolia, Michx. 



Anonymos aqnatica^ Walt. 



Planer Tree 183 



Planer Tree. Caucasian 184 



Piautanus, Tour 184 



P. acerfolia IfB 



P. asplenifolia 185 



P. liriodendri folia 



P. Orientalis, Linn , 



P. occidentalis, L 



P. quinquelobata 



P. racemosa, Nutt , 



P. Wrightii, Watson 



Plum . 



Beach 



California 



Chickasaw 



Evergreen 



Wild 



Podocarpus Japonica 



Podocarpus, South American. 

 Poison Dogwood 



185 

 15 

 184 

 18o 

 18o 

 185 



19o 



236 

 211 

 211 

 Oak.'.. .................. 210,211 



Sumach .................... 211 



Wood .................... ... 220 



Poplar. Balsam ----- .............. 186 



Black ........................ 189 



Carolina ............... ..... 187 



Crisp-leaved or curled-leaved.. Ic 

 Downy-leaved ................. 187 



Lombardy ..................... 189 



Silver.... ...................... 189 



Weeping ...................... 



Willow-leaved ................ 186 



Populus, Tour .................... 185 



P. alba, Linn ......... ............ 189 



P. angustifolia, James ............. 18h 



P. Canadensis, var. angustifoha, 



Wesmael. 

 P. balsamifera, var. angushfdia, 



Watson, 

 P. balsam! fern, Linn ............. 186 



Var. caiidicans, Gray, 

 P. dilatata, Tour .................. It 



P. fastigiata, Desf. ................ 189 



P. nir/ra. Cat -sb. ^ 

 P. mttcrophyUa, Li mil. 

 P. Ontarteute, Desf. 

 P. suaveotens, Fischer. 

 P. Fremoi tii. Watson ........... 187 



P. moniltfera, Newberry. 

 P. monilifera. 

 Vav. Wislizeni. Watson. 

 P. grandidentata, Micbx .......... 187 



P. hcterophylla, Linn .............. 187 



P. argetitea* Michx. 



P. heterophytta, var. argentea, Wes- 



mael. 

 P. c&rdifolia, Burgsd. 



70 

 67 

 192 

 192 



P. monilifera. Ait ................ 187 



P. angulata, Ait. 

 P. aiigulata, Michx. 

 P. Canadensis, Desf. 

 P. Martjlandica, Bosc. 

 P. Icevigala, Willd. 

 P. glanditlosa, Mcench. 

 P. nt^ra, Linn ..................... 189 



P. tremuloides, Michx ............. 188 



P. grceca, Willd. 

 P. benzoifera, Tausch. 

 P. Suaveolens. Regel .............. 189 



P. triehocarpa, Torr. and Gray ..... 188 



P. balsamtfera, var. Hook. 

 P. b ils.amife.ro,, var. Watson. 

 Porliera angustiiblia. Gray ....... 284 



Guiacum angustifolium, Engelm. 

 Preparing a Seed-bed .............. 28 



Preservation of Forests ....... ----- 78 



Prickly Ash ..................... 231 



Pride of India ................. .... 172 



Propagation by Layering .......... 55 



Pmsopis. Linn ....... ............. 189 



P. juliflora, DC ... ............... 190 



Alqarobia glandulosa, Torr. & Gray. 

 P. pnbescen<, Bent h .... ........ 190 



Strambocarpa pubescens, Gray. 

 Pruning Evergreens .............. 



Pruning of Forest Trees .......... 



Prunus Americana, Marshall ...... 



P. Andersoni. Gray ............. 



P. Caroliniana, Ait ............ . 



Cerasus Caroliniana, Michx. 

 P. Chicasa, Michx ................. 192 



Cerasus Chicasa, Sering. 

 P. demissa, Walpers ............ 192 



P. emarginata, Walpers ........... 193 



Var. mollis. Brewer. 

 P. mollis. Walpers. 

 Ceraaus mollis, Dougl. 

 C. glanduloms, Kellogg. 

 P. fasciculatt-i, Gray ................ 193 



Empleclodadiis faciculatus, Torr. 

 P. illicitblia. Walpers ............. 193 



Cerams illidfolius, Nutt. 

 P. tnaritima. Wansr ...... ......... 19<J 



P. Uttorallis. Bigelow. 

 P.pygmcea, Willd. 

 P. Pennsylvania ................ 19 4 



Cerasus borealis, Michx. 

 Cerasus Pennsylvanica, Sering. 

 P. puinila, Linn ...... .,..195 



Cerasus pumila, Michx. 

 C. glauca, Mcench. 

 P. serotiria, Ehr ____ , ....... ..... l y5 



Cerasus Virginiana, Michx. 

 Cerasus seroiina, Loisel. 

 P. Virginiana. Mill. 

 P. carittagenea, Lehm. 

 P. subcordata, Benth 

 P. umbellata, Elliott 

 Pseudotsuga Donplasti, Carriere 

 P. Douctlasii, Sabine. 

 Abies DoiiglaMi, Doasrl. 

 Tsuga Douglasii, Carriere. 

 Var. macrocarpa, Engelm. 

 Abies macrocarpa^ Vasey. 



195 

 254 



