JANUARY 1 TO DECEMBER 31, 195 8 



393 



Phleum alpinum, 251844. 



michelii, 251845. 



pratense, 245114-245120, 250980, 

 251427, 251428, 251532, 251592- 

 251596, 251670, 251699, 251700, 

 251846. 



subulatum, 251476. 



sp., 251391. 

 Phoenix roebelenii, 246889, 249159, 

 249502. 



sp., 249503. 

 Phylica sp., 254613. 

 Phyllanthus sp., 247211, 247244. 

 Phyllitis scolopendrium, 247984. 

 Physalis peruviana, 247824. 



sp., 247825, 253469. 

 Phytolacca dioica, 248085. 

 Picea aUes, 244916, 253686, 253687. 



bracyhtla, 244917. 



breweriana, 253688. 



glauca, 253689. 



maximowiczii, 244919. 



obovata, 244920. 



omorika, 244921. 



orientalis, 244922. 



pungens, 244923. 



purpurea, 244918. 

 Pigeonpea. See Cajanus cajan. 

 Pilea cadierei, 248086. 



sp., 246890. 

 Pimpinella anisum, 251085, 254353. 

 Pinanga Jcuhlii, 249504. 



spectabilis, 247018. 

 Pine. See Pinus spp.* 



Austrian. See P. nigra. 



lacebark. See P. bungeana. 



Scotch. See P. sylvestris. 



stone, Japanese. See P. pumila. 

 Swiss. See P. cembra. 



Swiss-mountain. See P. mugo. 



white, eastern. See P. strobus. 

 Pink. See Dianthus (hybrid). 

 Pinkshower. See Cassia grandis. 

 Pinus bungeana, 245040. 



cembra. 244926. 



gerardiana, 253690. 



halevensis var. brutia, 245041. 



heldreichii var. leucodermis, 246670. 



X holfordiana, 253691. 



muao, 253138. 



niara, 247301, 247302, 253289. 



pumila, 244927, 254356. 



strobus, 253692. 



sylvestris, 244928, 244929, 247869, 

 253693. 



sp., 244924, 244925, 244930, 250125. 

 Piper nigrum, 249809, 249810. 

 Piptadenia communis, 249891. 

 Piptanthus nepalensis, 253177. 

 Piptochaetium montevidense, 247076. 

 Pistachio, common. See Pistachia vera. 



Himalayan. See P. integerrima. 



Mount Atlas. See P. atlantica. 

 Pistacia (hybrid), 246340. 

 atlantica, 246336, 346337. 

 integerrima, 246338, 246339. 

 terebinthus, 246341-246343, 246371. 



vera, 245328-245330, 246344, 246372- 

 246375. 

 Pisum sativum, 248181, 249642-249646, 

 250438-250448, 251051, 251625, 

 253968, 253970, 254625, 254626. 

 Pitcairnia roezlii, 249174. 



sp., 244979, 246644. 

 Pittosporum, cape. See Pittosporum 

 viridiflorum. 

 orange. See P. undulatum. 

 Pittosporum divaricatum, 254614. 

 glabratum, 244954. 

 undulatum, 246892, 248010, 249505. 

 viridiflorum, 247045. 

 Planetree, Oriental. See Platanus ori- 

 entalis. 

 Plantago psyllium, 253165. 



sp., 252166, 253167. 

 Plantain, flaxseed. See Plantago psyl- 

 lium. 

 Platanus orientalis, 245042. 

 Plathymenia reticulata, 249506. 

 Pleiochiton sp., 247262. 

 Pleomele fragrans, 249343. 

 Pleurothallis radialis, 247261. 



sp., 248049, 248050. 

 Plum, common. See Prunus domestica. 



Myrobalan. See P. cerasifera. 

 Poa bulbosa, 245743, 251206, 251275, 

 251392, 251393, 253791. 

 compressa, 251161. 

 liybrida, 249765. 

 nemoralis, 249764, 251207. 

 pratensis, 249766, 250657, 250981, 

 251162, 251163, 251165, 251166, 

 251276, 251277, 251278, 251394, 

 251429, 251597, 251671, 251701, 

 253196, 253580. 

 trivialis, 250982, 251167, 251407. 

 sp., 250001, 251251, 253455. 

 Podocarpus lambertii, 248002. 

 sellowii, 246893. 

 sp., 254573. 

 Poinciana, royal. See Delonix regia. 

 Poinsettia, common. See Euphorbia 



pulcherrima. 

 Poisonbulb. See Crinum asiaticum. 

 Polyandrococos caudescens, 249507. 

 Polygonum sachalinense, 246775. 

 Polypodium lepidopteris, 247212. 



sp., 247213, 247214, 248129. 

 Pomaderris phylicaefolia, 254615. 

 Poplar, Lombardy. See Populus nigra 



var. italica. 

 Poppy, opium. See Papaver somni- 



ferum. 

 Populus nigra var. italica, 246357, 

 246358, 246894. 

 tremula, 246597-246599. 

 Portulaca oleracea, 251503. 

 Posoqueria multiflora, 248599. 

 Potato. See Solanum tuberosum. 

 Pothos sp., 248087. 

 Pouchetia africana, 246680. 

 Priestleya hirsuta, 247046. 



