408 



INDEX 



Uredospores, 233 

 Uromyces, 235, 347 

 Uropyxis, 347 

 Urtica, 362 

 Urticaceac, 362 

 Usnea, 216, 224, 340 

 Usneaceae, 340 

 Ustilaginaceae, 347 

 Ustilaginales, 235, 347 

 Ustilago, 237, 347 



Violet, 302, 363 

 Viscum, 371 

 Vitaceae, 371 

 Vitcx, 367 

 Vitis, 371 

 Vochysiaccac, 363 

 Volvocaceae, 332 

 Volvoces, 172 

 -^Volvox, 172, 332 



W 



Vaccinium, 365 

 Vacuoles, 17 

 Valerianaceac, 373 

 Valonia, 192, 336 

 Valoniaceae, 336 

 Valoniales, 336 

 Valsa, 343 

 Valsaeeae, 343 

 Valve, 180 

 Vanilla, 361 

 Vanillin, 154 

 Variations, 112 

 Vascular Bundles, 55 

 ^aucheria, 185, 334 

 vaucheriaceae, 334 

 Vaucherioideae, 185, 334 

 Vegetable Kingdom, 159 

 Veins, 257 



of leaves, 60 

 Velloziaceae, 360 

 Venter, 243 

 Veratrine, 150 

 Verbascum, 367 

 Verbena, 367 

 Verbenaceae, 367 

 Vernonia, 376 

 Vernoniaceae, 376 

 Veronica, 367 

 Verpa, 342 

 Verrucaria, 342 

 Vcrrucariaceae, 342 

 Vetches, 326 

 Viburnum, 373 

 Vicia, 369 

 Victoria, 364 

 Vinca, 367 

 Viola, 302, 303, 363 

 Violaceae, 363 



Walking-fern, 259 

 Walnut, 310, 372 

 Water, 71, 139 



Cultures, 97 



Ferns, 259, 353 



Flannel, 185 



-lilies, 364 



Molds, 186, 335 



Net, 172 



Plantain, 289, 357 



pores, 77 

 Weberaceae, 351 



Wedge-leaved Calamites, 262, 353 

 Wcisia, 350 

 Welv.itschia, 275, 355 

 Wheat Grasses, 359 



rust, 232 



Smut, 237 

 White Pines, 282 



Rusts, 187, 335 

 Whorled leaves, 292 

 Wild Geranium, 302, 326 

 Willows, 364 

 Wings, 308 

 Winteranaceae, 362 

 Wood-fibers, 33 

 Wood Mosses, 252, 350 



X 



Xanthium, 375 

 Xanthophyll, 11, 155 

 Xanthoxylum, 363 

 Xerophytes, 320 

 Xylaria, 343 

 Xylariaceae, 343 

 Xylem, 55 

 Xyridaceae, 358 



