38o 



INDEX TO SCIENTIFIC NAMES 



Sambucus melanocarpa, 344 

 Sambucus racemosa, 343 

 Saxifraga aizoides, 280 

 Saxifraga bronchialis, 43 

 Saxifraga cernua, 44 

 Saxifraga Lyallii, 44 

 Saxifraga nivalis, 50 

 Saxifraga Nutkana, 49 

 Saxifraga oppositifolia, 213 

 Sedum frigidum, 144 

 Sedum stenopetalum, 280 

 Senecio Balsamitse, 298 

 Senecio canus, 301 

 Senecio lugens, 301 

 Senecio triangularis, 301 

 Shepherida Canadensis, 363 

 Silene acaulis, 197 

 Silene Macounii, 22 

 Silene noctiflora, 22 

 Sisymbrium Hartwegianum, 267 

 Sisyrinchium angustifolium, 251 

 Smilacina amplexicaulis, 120 

 Smilacina Canadensis, 120 

 Smilacina stellata, 119 

 Solidago Canadensis, 289 

 Solidago decumbens, 290 

 Solidago Missouriensis, 290 

 Solidago multiradiata var. scopulo- 



rum, 290 

 Solidago nemoralis, 293 

 Sonchus arvensis, 306 

 Spiraea Aruncus, 329 

 Spiraea lucida, 37 

 Spiraea pectinata, t,! 

 Spiranthes Romanzoffiana, 107 

 Stachys palustris, 251 

 Stellaria longipes, 27 

 Stenanthium occidentale, 126 

 Streptopus amplexifolius, 114 

 Streptopus brevipes, 181 

 Streptopus curvipes, i8r 



Streptopus roseus, 181 

 Symphoricarpus racemosus var. pau- 

 ciflorus, 344 



Taraxacum officinale var. lividum, 305 



Taraxacum rupestre, 306 



Tellima grandifloia, 50 



Thalictrum occidentale, 10 



Thaspium cordatum, 285 



Thlaspi arvense, 21 



Tiarella unifoliata, 55 



Tofieldia glutinosa, 125 



Trientalis Americana, 90 



Trifolium hybridum, 31 



Trifolium pratense, 140 



Trifolium repens, 31 



Trollius laxus, 10 



Troximon aurantiacum, 305 



Troximon glaucum, 305 



Vaccinium ca^spitosum, 155 

 Vaccinium membranaceum, 355 

 Vaccinium Myrtillus, 155 

 Vaccinium ovalifolium, 350 

 Vaccinium Vitis-Idaea, 155 

 Valeriana sitchensis, 67 

 Valeriana sylvatica, 67 

 Veratrum viride, 126 

 Veronica alpina, 244 

 Veronica serpyllifolia, 247 

 Viburnum pauciflorum, 344 

 Vicia Americana, 208 

 Vicia Cracca, 208 

 Viola adunca, 197 

 Viola Canadensis, 21 

 Viola cognata, 192 

 Viola glabella, 271 



Zygadenus elegans, 131 

 Zygadenus venenosus, 13: 



