232 



INDEX OF GENEEA. 



Solenia 175 



Solidago 47 



Sonohus 57,132 



Sorastrum 213 



Sorghum 125 



Southbya 155 



Sparganium 100 



Spartina 119 



Specnlaria 58 



Speira 182 



Spergala 17 



Sphacelaria 208 



Sphsrangium 141 



Sphserella 202 



Sphffiria 200 



Sphsrobolus 178 



Sphaeronema 179 



Sphaeropeis 179 



Sphffirotheca 189 



SphsErozosma 215 



Sphssrozyga 209, 222 



Sphaguum 140 



Spheralcea 129 



Spirsa 28 



Spiranthes 95 



Spirogyra 214 



Sporidesmium 182 



Sporledera 141 



Sporobolus 117, 133 



Sporooybe 186 



Sporodiuia 189 



Sporotrichum 188 



Spyridia 206 



Staphylea 22 



Stachys 79,133 



Statioe 61 



Staurastrum 219 



Staurospermum 215 



Steironema 62 



Steetzia 157 



Stellaria 16,126 



Stemonitis 177 



Stereocaulon 164 



Stereum 173 



Stiota 161 



Stictis 194 



Stigeocloneum 211 



Stilboapora 181 



Stilbum 185 



Stilophora 207 



Stipa 119 



Striaria 207 



Stropharia 169 



Stylosanthes 26 



Suaada 81 



Symphyosiphon 221 



Symphytum 67 



Symplooa 222 



Symplocarpus 101 



Systegium 141 



Syzigites 189 



T 



Tanacetum 52 



Taraxacum 56 



Taxus 93 



Tecoma 74 



Tephrosia 25 



Tetmemorus 217 



Tetraphia 145 



Tetraploa 182 



Tetraplodon 145 



Tetraspora 213 



Teucrium 75, 133 



Thalictrum 2 



Thamnium 151 



Thaspium 39 



Thelephora 173 



Thelia 149 



Theloschistes 160 



Thlaspi 10 



Thuidium 150 



Thuja 92 



Thymus 77 



Tiarella 33 



Tilia 19 



Timmia 147 



Tipularia 96 



Tofieldia 104 



Tolypothrix 221 



Torrubia 196 



Tortula 144 



Torula ■. 182 



Tournefortia 132 



TradeBoantia 107 



Trametes 172 



Trematodon 143 



Tremella 175 



Trianthema 130 



Triblidium 195 



Tribulua 129 



Trichia 178 



Trichocolea 156 



Trichormus 222 



Triohostema 75 



Trichostomum 144 



Tricuspis 120 



Trientalia 61 



Trifolium 24,130 



Trillium 103 



Trioateum 42 



Tripaaoum 125 I 



29 



Trisetum 123 



Triticum 122 



Trogia 170 



Trollius 3 



Trypethelium 167 



Tubercinia 183 



Tubercularia 185 



Tnssilago 46,131 



Tympanis 194 



Typha 100 



Typhula 175 



U 



Ulex 129 



Ulmus 86 



Ulothrix 212 



Ulva 209 



Umbilioaria 161 



Uncinula 190 



Uniola 122 



Urceolaria 164 



Uredo 184 



Urocyatis 184 



Uuromyces 1-84 



Urtioa 86 



Usnea 160 



Uetilago 183 



Uatulina 197 



Utricularia 74 



Uvularia 103 



Vaccaria 14 



Vaccinium 58 



Valerianella 131 



Vallisneria 93 



Valaa 198 



Vaucheria 212 



Venturia 202 



Veratrum 104 



Verbascum 70, 132 



Verbena 74 



Vermicularia 180 



Vernonia 44 



Veronica 72,126 



Verruoaria 167 



Vibriaaia 190 



Viburnum 42 



Vicia 26 



Vignea 130 



Vilfa 117 



Vinca 63 



Viola 11 



