INDEX. 



70 



Page. 



Marchantia . . 71 



Medicago 58 



Mes:arhiza 61 



Menispermum.. 40 



Mentha 45,54,67 



Mentzelia 43,51 



Menziesia 66 



Micromeria 67 



Mimulua , 54,67 



Mcehiingia , 41,57 



Monarda 46 



Monardella 67 



Moneses 66 



Monotropa 66 



MoriiB 47 



Mulgedium 45,54, 65 



Musenium 43 



Myrica 69 



Nardosmia 64 



Nasturtium 40,51,56 



Navarretia 68 



Negundo 41 



Nemophila 68 



Nuttallia 59 



Nuphar 56 



Obione 47 



Oenanthe 62 



Oenothera 43,51,60 



Onosmodiura 46 



Opuntia.... 43 



Oreophila 57 



Orobus . 58 



Oith(;carpus 54,67 



Osmorrhiza 43 



Oxalis 41,57 



Oxybaphus 46 



Oxytropis 42 



Panicum 49,71 



Pentalophus 46 



Pentstemon...... 45,54 



Petalostemon.. .. 42 



Peucedanum 63 



Phalaris „ 48 



Phelypcea 45,54 



Philadelphus 62 



Phlox 46,54 



Phacelia 68 



Phyllospora 71 



Physalis 46 



Pilea 47 



Pinus 69 



Plantago 45,66 



Platanthera 69 



Plectritis 64 



Poa 48,70 



Podophyllum 40 



Polemouium 54, 68 



Polygala 41 



Poiygonatum 48 



Polygonum . 47, 68 



Page. 



Polypodium 71 



Polypogoa 71 



I'upulus 47^69 



Potentilla 43,51,59 



Prairies of western region 19 



Prosartes 70 



Psoralea 42,58 



Pteris 71 



Pterospora 66 



Pulsatilla 40 



Pyrola 64,66 



Pyrus 60 



Quercus 68 



Kauunculus 40,51,55 



pLObnulea . . . ,^ 49 



Region west of mountains 18 



Rhamnus 57 



Rhododendron 66 



Rhus 41 



Rit.es 43,61 



Rosa 43,60 



Rubus 43,60 



Rumex 47,68 



Ruppia 69 



Sagina 57 



Sagittaria 48,69 



Salicornia 68 



Salix 48,69 



Saltwater gg 



Sambucus 64 



Sanguisorba 43 



Sanicula.. 43 62 



Saxifraga 62 



Scenery 38 



Scirpus 70 



Schrankia 42 



Scrophularia 67 



Scutellaria 46, 67 



Sedum.. 62 



Senecio 45 



Sesleria 48 



Shepherdia 47,68 



Shrubby undergrowth 30 



Sidalcea 51,57 



Silene 57 



Silphium 44 



Sinapis 41 



Sisymbrium 40,56 



Sisyrinchium 48, 69 



Smilacina 48, 69 



Smilax 48 



Solanum 68 



Solidago 44,51,64 



Sonchus 65 



Sophora 42 



Sparganium 69 



Spartina.... . 48 



Specularia 45, 66 



Spergularia 56 



Spiraea 51,59 



