INhBX. 



355 



Sugar-pine, 248 

 Sulphur-assimilation, 79 

 Sumachs, 338 

 Sundews, 281, 335 

 Supply of energy, 106 

 Supporting tissues, 38 

 Suspensor, 243, 354 

 Suture, 310 

 Sweet Pea, 256 

 Syconus, 318 

 Symbiosis, 188 

 Sympodial dichotomy, 71 

 Sympodial monopodium, '72 

 Synchytrium, 136 

 Synergids, 254 

 Systems of tissues, 39 

 Syzygites, 148 



Taccaceae, 325 

 Tamariscacese, 328 

 TamarisliSj 338 

 Taxaceoe, 248 

 Teasel worts, 340 

 Tegmen, 318 

 Teleutospores, 193 

 Tendrils, 68, 69 

 TernstroemiaceiB, 330 

 Testa, 318 

 Tetraspores, 171 

 Thalamiflorse, 336 

 Thallome, 67 

 Theads. 830 

 ThelephoracesB, 203 

 Thick-angled tissue, 33 

 Thorns, 68 

 Thoroughwort, 279 

 Thymelseacea;, 338 

 Thyrsus, 304 

 TiliacesB, 330 

 Tilletia, 197 

 Timber trees, 388 

 Timmia, 217 

 Tissues, 20 

 Tissue systems, 36 

 Toadstools, 198, 200 

 Torals, 326 

 Tracheary tissue, 80 

 Tracheids, 33 

 Transpiration, 100 

 Trees, 392 

 Tremandracese, 328 

 Trichogync, 168, 189 

 Trichome, 67, 69 



Triurideofi, 323 

 True Ferns, 224 

 Truffles, 179 

 Tuber, 180 

 Tubercles, root, 79 

 Tuberoideae, 179 

 Tubers, 68, 293 

 Tulips, 373 

 Turbinaria, 166 

 TurneraeesE, 336 

 Turpentine-canals, 63 

 Typhacese, 324 



Ulothrix, 157 

 Ulotrichiaceae, 158 

 Ulva, 157 

 UlvaceEE, 158 

 Umbel, 303 

 Umbellales, 339 

 UmbellifercB, 339 

 Umbellifers, 339 

 Uncinula, 175, 179 

 Underground stems, 393 

 Union of cells, 9, 11 

 Union of parts, 307 

 UredinesB, 191 

 Uredo, 193 

 Uredospores, 194 

 Uromyces, 195 

 Urticacese, 331 

 Usnea, 186 

 Ustilagineae. 195 

 Ustilago, 196 

 Utricle, 316 



Vacciniacese, 333 

 Vacuoles, 3 

 Valerianaceoe, 340 

 Vascular bundles, 46 

 Vaucheria, 150 

 Vaucheriaces9, 149 

 Vegetative Cone, 38 

 Vegetative nucleus, 25 

 Vegetative point, 38 

 Venation, 399 



Venation of Dicotyledons, 375 

 Venus's Fly-trap, 282 

 Verbenacese, 334 

 Verbenas, 287, 334 

 Vernation, 303 

 Verrucariaceae, 183 

 Vibrio. 188 

 Vicia, 374 



