INDEX 



379 



Tree-Ferns, 154 

 Trefoil, Bird's-foot, 361 

 Trichobacteria, 15 

 Trichogyne, 87^ 

 Tricholoma nudum, 95 



personatum, 95 

 Trichomanes radicans, 154 

 Tricitum vulgare, 199 

 Trientalis Europaia, 215 

 Trollius Europceus, 339 

 Tropophytes, 357 

 Truffle, 96, 97 

 Tuber, 299 

 Tuber cestivum, 96 

 Tubercled Liverwort, 130 

 Tubiflora, 209, 215 

 Tulip, 299 

 Tunicates, 297 

 Turpentine, 190, 337 

 Tussilago, 264 

 Twining plants, 281 

 Two-toothed Liverwort, 130 

 Typha angustifolia, 196, 307 



latifolia, 196 

 Typhacese, 196 



Ulothrichaceae, 40 

 Ulothrix, 50, 52, 57 



zonata, 40-43, 44, 45 

 Ulva lactuca, 73 



latissima, 39 

 Umbel, 206 



compound, 206 

 Umbelliferous plants, 312 

 Umbelliflorse, 213 

 Urtica, 343 



dioica, 298, 343 



stimulans, 344 



urens, 343 

 Usnea, 118 

 Utricularia, 255, 290 



Vaccinium Vitis-Idcea, 348 

 Vacuole, contractile, 6 



pulsating, 41 

 Vallisneria spiralis, 304 

 Vanessa urticce, 343 

 Vascular system, 134, 143, 151, 



228 

 Vaucheria, 65-68, 69, 101 



sessilis, 66 

 Vegetative propagation, 296-301 

 Velum, 109 



170, 



Venation, 205 



Venter, 135, 184 



Venus's Fly-trap, 289 



Verba-scum, 259, 342 



Verbena, 205 



Vernation, circinate, 145, 157 



Vetches, 281, 347 



Vetchlings, 347 



Vicia, 281 



Vinca minor, 280 



Vine, 281 



Viola odorata, 319 



palustris, 362 

 Violet, 315 



Marsh, 362 



Sweet, 319 

 Virginia Creeper, 282 

 Volvocea>, 52, 60 

 Volvox aurea, 61 



globator, 60-63 



Wake Robin, 313 



Walchia, 244 



Wallflower, 173,213 



Walnut, 212, 304 



Warty-Caps Fungus, 95 



Wasps, 244, 318 



Water in transport of seeds, 327 



its use by plants, 252-270 

 Water-Crowfoots, 255 



-Ferns, 144, 150 



-Fleas, 290 



-Lily, 254 



fruits, 327 



-Lobelia, 167 



-Plantains, 199 



-Soldier, 301 



-Starwoit, 301 



-Violet, 215 

 Wax, 349 

 Wellingtonia, 188 

 Weymouth Pine, 190 

 Wheat, 199, 274 

 White Deadnettle, 315, 347 



Rust, 105 

 Whitlow-Grass, 361 

 Wild Teazle, 339 



Thyme, 360 

 Willow, Crack-, 210 



Goat-, 210 



Weeping, 210 



-Herbs, 213 

 Willows, 210, 309, 362 



