Index to Scientific Names 



375 



Saxifraga oppositifolia, 211, 262 

 Saxifraga rivularis, 144 

 Sedum roseum, 216 

 Sedum stenopetalum, 324 

 Selaginella rupestris, 58 

 Selaginella selaginoides, 58 

 Senecio Balsamitae, 357 

 Senecio canus, 358 

 Senecio discoideus, 358 

 Senecio flavovirens, 358 

 Senecio lugens, 358 

 Senecio pseudaureus, 358 

 Senecio triangularis, 358 

 Shepherdia canadensis, 336 

 Sibbaldia procumbens, 327 

 Silene acaulis, 211, 262 

 Silene Lyallii, 124 

 Silene Macounii, 123 

 Sisymbrium altissimum, 323 

 Sisymbrium canescens, 323 

 Sisymbrium Hartwegianum, 323 

 Sisymbrium incisum, 323 

 Sisyrinchium angustifolium, 257 

 Sisyrinchium calif ornicum, 311 

 Sisyrinchium idahoense, 259 

 Sisyrinchium septentrionale, 259 

 Smilacina amplexicaulis, 101 

 Smilacina stellata, 101 

 Solidago canadensis, 346 

 Solidago decnmbens, 348 

 Solidago elongata, 350 

 Solidago missouriensis, 348 

 Solidago multiradiata, 348 

 Solidago nemoralis, 348 

 Sonchus arvensis, 360 

 Sparganium simplex, 81 

 Spiraea densiflora, 217 

 Spiraea lucida, 150 

 Spiranthes Romanzoffiana, no 

 Stachys palustris, 285 

 Stellaria borealis, 122 

 Stellaria longipes, 121 

 Stenanthium occidentale, 92 

 Streptopus amplexifolius, 102, 105, 



207 

 Streptopus rpseus, 205 



Symphoricarpus racemosus var. 

 pauciflorus, 192 



Taraxacum officinale, 359 

 Taraxacum rupestre, 359 

 Taxus brevifolia, 61 

 Tellima grandiflora, 146 

 Thalictrum megacarpum, 126 

 Thalictrum occidentale, 125 

 Thlaspi arvense, 133 

 Thuya plicata, 71 

 Tiarella unifoliata, 144 

 Tofieldia glutinosa, 91 

 Tofieldia occidentalis, 91 

 Tofieldia palustris, 91 

 Trientalis arctica, 186 

 Trifolium hybridum, 160 

 Trifolium pratense, 221 

 Trifolium repens, 160 

 Triglochin palustris, 82 

 Trollius laxus var. albiflorus, 129 

 Tsuga heterophylla, 69 

 Tsuga Mertensiana, 69 

 Typha lati folia, 81 



Urtica Lyallii, 114 

 Utricularia intermedia, 343 

 Utricularia vulgaris, 342 



Vaccinium caespitosum, 236 

 Vaccinium erythrococcum, 236 

 Vaccinium membranaceum, 235 

 Vaccinium ovalifolium, 235 

 Vaccinium Oxycoccus, 236 

 Vaccinium Vitis-idaea, 236 

 Valeriana Scouleri, 250 

 Valeriana septentrionalis, 194 

 Valeriana sitchensis, 194 

 Veratrum viride, 94 

 Veronica alpina var. unalaschen- 



sis, 288 



Veronica americana, 289 

 Veronica humifusa, 289 

 Viburnum pauciflorum, 193 

 Vicia americana, 270 

 Vicia Cracca, 270 



