57 



PISTACIA CHINENSIS. Chinese pistache. Tall deciduous, 

 dioecious tree, strikingly ornamental, with large pinnate leaves, wine- 

 red when young, changing to vivid green in summer and flaming 

 scarlet and yellow in fall. Berries inedible. Highly recommended 

 as a shade and ornamental tree. Trunk attains 16 feet in circum- 

 ference. 



PISTACIA VERA. Pistache or pistachio. Small deciduous 

 tree, cultivated in the Mediterranean region for its nuts, with char- 

 acteristic green meat and delicate flavor, used extensively in con- 

 fectionery; becoming a very popular table nut. The best varieties 

 bearing large nuts grafted on special stock are to be tested under 

 supervision. Promising new dry-land tree crop. 



39420. PITHECOLOBIUM TORTUM. Vinhatico de es- 

 pinho. From J. T. Roig, Cuban Agricultural Station, Santiago de 

 las Vegas, Cuba. Leguminous tree with bipinnate leaves and race- 

 mose inflorescences of white flowers, resembling the honey locust. 

 Valuable for its golden-colored timber, used extensively for interior 

 work, tool handles, cabinetwork and for posts and fences. 



42177. PITTOSPORUM FAIRCHILDI. From Mr. H. R. 

 Wright, Avondale Nursery, Auckland, New Zealand. Ornamental 

 evergreen shrub, closely resembling karo, P. crassifolium^ but it is 

 more dense and has broader leaves. Bush 15 feet or more in height 

 with medium-sized leathery leaves, covered with white or pale brown 

 felt beneath. Flowers dark purplish to nearly chocolate. Said to 

 be an excellent hedge shrub. Native of New Zealand. 



PONGAM PINNATA. Ornamental leguminous tree. Native of 

 British India, Malaysia, Polynesia, and Australia. Usually an erect 

 tree (up to 40 feet high), but sometimes a climber. The bright-green 

 compound leaves and clusters of pink and white, locustlike flowers 

 render it very attractive. The seed yields a thick red-brown oil 

 which is used as a remedy for cutaneous diseases. 



26614. POPULUS BEROLINENSTS. Poplar, var. Rossica, 

 From F. N. Meyer, Liesnoi, Russia. A very hardy variety of the 

 ordinary Berlin poplar, widely planted in and around Petrograd 

 as a shade tree; mostly closely pruned there, but of open habit of 

 growth under ordinary conditions. 



