JANUARY 1 TO DECEMBER 31, 1945 



107 



PithecelloMum sp., 151567. 

 Plantago fastigiata, 151229. 

 Plat y cerium spp., 152338, 152339. 

 Pleiotaxis sp., 151504. 

 Poa ampla, 151711. 



bon a riensis, 151464. 



compressa, 150992. 



lanigera, 151465, 151975. 



pratensis, 152304. 



trivialis, 150993. 



sp., 151879. 

 Podocarpus macrophylla, 150304. 

 Podocarpus, yew. See Podooarpus 



macrophylla. 

 Polygala cowellii, 150539. 



senega, 152455. 

 Polytrias praemorsa, 151829. 

 Poncirus trifoliata X Citrus sinensis, 



150916-150919. 

 Poppy, opium. See Papaver somnifer- 



um. 

 Potato. See Solanum, S. tuberosum. 

 Proso. See Panicum miliaceum. 

 Prostanthcra rotundifolia, 151699. 

 Prunus, 152348. 



caroliniana, 151248. 

 Pseudananas sagenarius, 151439. 



sp., 151440. 

 Pseudotsuga taxifolia, 150248. 

 Psidium guajava, 150786, 151701. 



molle, 150463. 

 Pueraria phaseoloides, 150702. 



thunbergiana, 150222, 150772, 

 151359, 151452. 

 Pultenaea daphnoides, 151700. 

 Pummelo. See Citrus grandis. 

 Pumpkin. See Cucurbita pepo. 

 Pyrus communis, 150714. 



Quercus skinneri, 150464. 



Randia sp., 151603. 



Redpepper. See Capsicum frutescens. 



Red-pine, Japanese. See Pinus densi- 



flora. 

 Rhamnus purshiana. 150336. 

 Rheum officinale, 150254. 

 Rhubarb. See Rheum officinale. 

 Rhus sp., 151568. 

 Rib&s nigrum, 152278, 152279. 

 Rice. See Oryza sativa. 

 Ricinus c o m muni s, 150216-150219, 



151196, 152272-152274. 

 Rollinia sp., 150982. 

 Romneya coulteri, 150815. 

 Roselle. See Hibiscus sabdariffa. 

 Rubbertree, Para. See Hevea brasilien- 



sis. 

 Rubbervine, Madagascar. See Crypto- 



stegia madagascariensis. 

 Rubus odoratus, 153050. 



spp., 151169-151171, 151362, 151880, 

 Rum-ex hymenosepalus, 150274. 



Ryegrass, Italian. See Lolium multi- 

 -florum. 

 perennial. See L. perenne. 



Sabal nematoclada, 150698. 

 Saccharum, 150554, 151234-151237, 

 151245, 151246, 152244-152247, 152341, 

 152342, 153048. 

 Safflower. See Carthamus tinctorius. 

 Sage, garden. See Salvia officinalis. 

 Salvia hispanica, 151467. 



officinalis, 150387. 



sclarea, 150255. 

 Sambucus canadensis, 153051. 

 Sapote, green. See Calocarpum viride- 

 Schismus barbatus, 151230. 

 Schoenocaulon officinale, 150707, 150733. 

 Sequoia gigantea, 150305. 



sempervirens, 150306. 

 Sesame. See Sesamum indicum. 

 Sesamum indicum, 151553. 

 Sesbania marginata, 150598. 

 Setaria sphacelata, 152552. 



verticillata, 151498. 



woodii, 152553. 



spp., 150376, 151881, 151882, 151946. 

 Snakeroot, Seneca. See Polygala se- 

 nega. 

 Snapweed. See Impatiens sp. 

 Solanum, 152385-152412. 



quitoense, 150827, 152343, 153049. 



tuberosum, 150440-150447, 150708, 

 151961, 151962, 152002-152003, 

 152280-152303, 152378, 152447, 

 152475. 



sp., 152555. 

 Sophora davidi, 150571. 



tomentosa, 151569. 

 Sophora, vetchleaf. See Sophora davidi. 

 Sorghum. See Sorghum vulgare. 

 Sorghum arundinaceum, 150377. 



halepense, 151160, 151238. 



Sudanese, 152182-152184. 



vulqare, 150468-150525, 150631- 

 150644, 150653, 150964-150967, 

 150968-150981, 151197, 151198, 

 151207-151214, 151303, 152181, 

 152566, 152577-153013. 

 Soybean. See Glycine max. 

 Spondias sp., 150465. 

 Sporobolus contractus, 151231. 



crypt andrus, 151232. 



fimbriatus, 152551. 



poiretii, 151947. 



spp., 151883-151893. 

 Spruce. See Picea glauca var. alberti- 

 ana. 



Colorado. See P. pungens. 



Engelmann. See P. engelmannL 

 Stephanachne nigresceus, 150572. 

 Stipa bavioensis, 150599. 



charruana, 150600. 



megapotamica, 150601. 



neesiana, 150602. 



