72 



INDEX. 



Pngo. 



Spiranthes 50, C5 



Spraguea -- 4:1 



Stachys 42,50,63 



Stanleya — 37 



Staphylea 37 



Stellaria -- 53 



Stipa ii 



Strcptopus '>'> 



Symphoricarpus 40,59 



Symplocarpus - - 65 



Synthyris 63 



Tanacotum .. — - d 



Taxus 65 



Tellima 58 



Toucrium - 42 



Thuya 65 



Tiarclla 58 



Tlialictrum - - 36 



Thermopsis 38 



Tolmrea - 68 



Trien talis - — 63 



TriglochiD.. 65 



Page. 



Triticum - .... 45 



Tradescantia 44 



Trifoluim 38,54 



Trillium 65 



Troximon -. 41 



Typha 65 



Urtica 43,65 



TJvularia - 44 



Vaccinium -- 62 



Valeriana 60 



A'erbena — 41 



Veratrain - 66 



Veronica 41, 63 



Vicia - 37,47,54 



Vilfa 44 



Viola 37,52 



Woodsia - — 45 



Xanthium 40,49 



Yucca 44 



Zanthoxylum 37 



Zostera 65 



Zygodenus 44 



