INDEX. 



789 



Page. 



Polcmonium 521-522, S3B 



Poliomintha 556 



Polygala 391-392 



Polygalaceae 390-392 



Polygalales 390-392 



Polygonaceae 181-197 



Polygonales 181-197 



Polygonella 193 



Polygonum 193-195, 196, 197 



Polypappus 693 



Polypodiaceae 18-27 



Polypodium S5,26,21 



Polypody 27 



Polypogon 70, 77-78 



Polypleris 722 



Pomaria 333 



Pondweed 40 



family 39-41 



horned 40 



Poflil 318 



Pontederia 126 



Pontederiaceae 126 



Popotillo 38 



Poppy 262 



California 262 



common 262 



family 260-262 



prickly 261 



Populus 155-156 



Porcupine grass 65 



Porophyllum 714 



Portulaca 230, S32 



Portulacaceae 229-234 



Potamogeton 40 



Potamogetonaceae 39-41 



Potato, wild 573 



Potentilla 310-314, 315, 316 



Prairie clover 355 



Prenanthella 629 



. Prenanthes 621,628 



Prickly lettuce 622 



pear 437 



poppy 261 



Primrose.-. 492 



family 490-495 



Primula 492-493 



Primulaceae 490-495 



Primulales 490-495 



Proboscidea 601-602 



Prosartes 140 



Prosopis 330 



Prunella 565 



Prunus 326, 327 



Psathyrotes 748 



Psedera 416 



Pseudocymopterus 482-483 



Pseudotsuga 35 



Psilactis 690 



Psilostrophe 718 



Psoralea 348-349, 352, 354 



Ptelea 388-389 



Pteridium 21 



Pteridophyta 18-30 



Pteris 24 



Pterospora 486 



Pteryxia 485 



Page. 



Ptilocalyx 536 



Ptiloria 620-621 



Puccinellia 104 



Puccoon 542 



Pulque 145 



Pulsatilla 255 



Purple hair grass 69 



needle grass 64 



Purshia 318 



Pui'slane 230 



common 230 



family 229-234 



sea 229 



speedwell 589 



Pyrola 487-488 



Pyrolaceae 486-488 



Pyrrhopappus 624 



Pyrrocoma 667 



Quaking aspen 155 



Quamoclidlon 222 



Quamocllt 517 



Quassia family 390 



Queen's delight 404 



Quelite salado 200 



Quercus 164-174 



Quincula 569 



Rabbit brush 660 



Radicula 283-285 



Radish 280 



Rafinesquia 621 



Ragweed 635, 636 



family 631-636 



Raimannia 470 



Rainbow cactus 456 



Ranales 243-260 



Ranunculaceae 243-258 



Ranunculus 251-253 



Raphanus 280 



Raspberry 319, 320 



black 320 



Ratibida 705-706 



Rattle, yellow 595 



Rattlebox 339 



Rattlesnake plantain 150 



Rayless goldenrod 665 



Razoumofskya 178-179 



Red clover 345 



Red columbine 248 



raspberry 320 



Redtop 79 



Reed bentgrass 79 



canary grass 61 



giant 89 



Relbunium 606 



Resedaceae 291 



Resedella 291 



Resin of yellow pine, use by Indians 32 



Resurrection plant 29 



Reverchoilia 401 



Rhamnaceae 413-415 



Rhamnales 412-416 



Rhamnus 414-415 



Rhinanthus 595 



Rhodiola 293 



Rhoeidium 408 



Ehombolytrum 91 



