1902.] 



NATURAL SCIENCES OF PHILADELPHIA. 



841 



Pteropus vampyrus 136, 143 



Ptilimnium capillaceum 603 



Ptyclioptera contaminata 285 



Punctum blanclianum 417, 421 



pygmteum 421 



Pupa 513 



Pnpoides 513 



Putorius nudipes 136 



Pycnanthemum Torreyi 668 



Pycuouotus analis 683 



plumosus 683 



simplex 683 



Pvramidula 513 



alternata 416, 421, 438-440 



alternata costata 417, 421 



alternata fergnsoni? 421 



alternata mordax, 417, 421, 438, 

 439, 440 



bryanti 416, 421, 440, 441 



fergusoni 438 



pauper 234 



perspectiva 421, 440, 441 



striatella 511 



strigosa huachucaua 511 



PyrgomorphinES 635 



Pyrotrogon diardi neglectus . . 677 



duvauceli 677 i 



Pyrus arbutifolia 662 j 



uialus 667 



Pj'tbon reticulatus 178 ! 



Quercus 283 



alba 661, 666 



digitata 661 



falcata 661 



lieteropliylla 38, 34 



ilicifolia 661 



lyrata 653 



minor 647 



nana 661 



palustris 33, 34 



palustris-imbricaria 33 



phellos 33, 653 



tinctoria 661 



velutina 661 



Rallus phceuicurus 071 



Raua clmlcouota 694 



erytbrtea 182, 694 



everetti 182 



glandulosa 182 



gracilis 185 



macrodon 182 



tigrina 182, 694 



Ranunculus cymbalaria 661 



Ralufa affinis 134, 149, 150 



bicolor 147, 148, 149, 150 



bicolor bypoleuca 134 



bypoleuca 149, 151 



melanopepla 148, 150 



Ratufa uotabilis. ... .143, 150, 151 



palliata 147, 149 



pyrsonota 150 



Reinia 524, 523 



Remlla 757 



Rbacopborus maculutus 183 



viridis 185 



Rbiuocicbla mitrata 685 



Rhinomyias pectoralis 686 



Rliinopoma 249 



Rbiuortbia cliloropbtea 678 



Rbinosciurus laticadatus. .143, 154 



Rbopodytes elongatus 678 



Rhus copalliua 643, 650, 662 



glabra 655 



radicaus 644, 648, 650, 654, 655, 

 662 



Rbyncocyon 246, 248, 249 



Rbynomyias umbratilis.. .686. 687 



umbratilis ricbmondi 686 



Rhjjtidoceros undulatus 676 



Rcestelia aurantiaca 500 



botryapites 501 



cancellata 402, 500 



cornuta 500 



lacerata 501 



nidus 501 



pyrata 501 



transformans 500 



Rosa Carolina 662 



Rubigula dispar 684 



Rubus canadensis 662 



villosus 667 



Rudbeckia hirta 609 



Rumex acetosella 649, 661 



crispus 661 



patientia 667 



verticillatus 667 



Ruppia maritima 650, 060 



Rusa unicolor equinus 132 



Sabbatia stellaris 663 



Sagina decumbens 601 



Sagitta 189 



Salicornia ambigua 601 



Bigelovii 654, 655, 661 



herbacea . . . .651, 654, 655, 061 



mucronata 661 



Salsola kali 652, 658, 661 



Sambucus canadensis 664 



Samolis floribundus 663 



valerandi 663 



Sassafras sassafras . . .648, 655, 662 



Satsuma japonica 236 



Saxicava 706 



Scalaricardita . . . .• 700 



Scalibregma intlatum var. core- 



tbura 275 



Scbueideria 18 



