292 



INBBX. 



TTnion of Cells, ? 

 Unisexuales, 255 

 TJnisexuiil Plants, 115 

 TJredineae, 169 

 tJredo, 172 

 Uredospores, 173 

 Uromyces, 172 

 Urticaceae, 255 

 UstilagiueEB, 173 

 Ustilago, 174 

 Usnea, 166 

 Usnea, 166 (fig.) 



Vactiolbs, 2 



Valerianacese, 259 



Vascular Bundles, 40 



Vaucberia, 136 



Vaucberia, 136 (fig.) 



Vaucbeiiaoese, 185 



Vegetative Cone, 81 



Vegetative Point, 31 



Venation of Dicotyledons, 258 



Venation of Monocotyledons, 241 



Venus's Ply -trap, 371 



Verbenabligbt, 160 



Verbenaceee, 257 



Verbenas, 276 



Vervains, 257 



Vicia, embryo, 253 (fig.) 



Vines, 261 



Vine-rapes, 256 



Violacese, 263 



Violets, 263, 376 



VochysiaceoB, 263 



Volvox, 131 



Volvox, 131 (fig.) 



Walking-lbap, 303 

 Wall of Cell, 4 - 

 Walnuts, 355, 376 

 Water-culture Experiments, 85 

 Water-flannel, 117 

 Water in Cell-walls, 69 



Water, imbibition of, 2 

 Water in Protoplasm, 68 

 Water in tbe Plant, 68 

 Water-lilies, 263, 276 

 Water-lily, tissue, 57 (fig.) 

 Water-mould, 188 (fig.) 

 Water-moulds, 136 

 Water-net, 117 

 Water-plantains, 343 

 Wbeat, 349 

 Wbeat-rust 169 

 Wheat-smut, 175 

 White Pine, 334 

 White Rust, 143 (fig.) 

 White Rusts, 189 

 Wild Cucumber, epidermis, 38 



(fig.) 

 Willow-blight, 160 

 Willows, 354, 376 

 Wind-pollinated Flowers, 384 

 Windsor Bean, 231 

 Witch-hazels, 260 

 Wood, 18 

 Woody Bundles, 40 



Xtlbm, 45 

 Xyridscese, 344 



Yams, 344 



Yeast-plants, 108, 110 

 Yeast plants, 8, 111 (figs.) 

 Yellow eyed Grasses, 344 

 Yellow Pine, 324 



ZobSPORE, 116 



ZoOsporesB, 116, 181 

 Zygnema, 138 

 Zygnemacese, 123 

 ZygopbyllaceEe, 261 

 Zygophyta, 115 

 Zygophyte.1, 115 

 Zygospore, 115 



