VOL. III. 



GENERAL INDEX OF LATIN GENERA AND SPECIES. 



591 



Psoralea 



melilotoides 2 364 



micrantha 361 



obtusiloba 361 



Onobrychis 365 



pedunculata 364 



stipulata 364 



tenuiflora 361 



Ptelea 2 444 



tomentosa 445 



trifoliata 445 



" mollis 445 



Pteridium i 31 



aquilinum 32 



pseudocaudatum 32 



caudatum 31 



PTERIDOPHYTA i i 



Pteris 



alabamensis I 34 



aquilina 32 



atropurpurea 33 



Stelleri 32 



Pterospora 2 673 



Andromedea 673 



Ptilimnium 2 656 

 (Discopleura) 



capillaceum 657 



missouriense 657 



Nuttallii 657 



Ptiloria 3 312 

 (Stephanomerid) 



pauciflora 312 



ramosa 312 



tenuifolia 312 



Puccinellia i 267 

 (Glyceria in part) 



airoides 268 



angustata 267 



Borreri 268 



distans 267 



fasciculata 268 



maritima 267-8 



Pueraria 



Thunbergiana 2 420 



Pulmonaria 



seeMertensia 3 83 



maritima 82 



Pulsatilla 2 102 

 (Anemone in 



part) 



hirsutissima 102 



patens 102 



Pycnanthemum 3 141 



see Koellia 141-5 



lanceolatum 142 



linifolium 141 



Monardella 132 



Torreyi 143 



Tullia 144 



Pycraeus 



sabulosus I 300 



Pyrethrum 



Balsamita 3 519 

 inodorumnanum 520 



PYROLACEAE 2 667 



Pyrola 2 668 



americana 668 



asarifolia 670 



chlorantha 669-70 



elliptica 669 



grandiflora 668 



incarnata 669 



maculata 672 



minor 670 



oxypetala 670 



rotundifolia 668 



" pumila 668 



secunda 671 



uliginosa 669 



"pumila 671 



umbellata 672 



uni flora 671 



