INDEX 



Abies, 376 



Absorption, 12, 20, 51, 54 



Acer, 457, 459 



Accompanying cells, 79, 80 



Achlya, 219 



Actinomorphic, 387 



Adhesion, 385, 471 



Adhesive discs, 108, 109 



Adiantum, 329 



Adlumia, 443 



Aecial stage, 252 



Aeciospores, 252 



Agaricaceae, 259, 260 



Agaricales, 259 



Agrimony, 450 



Air chambers, 273, 282, 283, 336 



Akene, 398, 438, 440 



Albugo, 222, 223 



Alder, 432 



Algae, 173 



blue-green, 164, 233 



brown, 201 



colonial, 178 



conjugating green, 185 



filamentous green, 190 



green, 174 



red, 210 



tubular green, 195 



unicellular green, 174 

 Alga-like fungi, 218 

 Allen, 215 

 Allelomorph, 141 

 Alnus, 432 



Alternation of crops, 67 

 Alternation of generation, 136, 

 194, 201, 211-216, 256, 271, 

 281,312,319,352 

 Amanita, 261 

 Amaryllis family, 419 

 Ambrosiaceae, 485, 489 

 Ament, 429, 430 

 Ammonia, 66, 159, 160 



Angiospermae, 378 

 Ankistrodesmus, 182 

 Annual rings, of scars, 75, 73 



of xylem, 91, 92 

 Annuals, 69 

 Annulus, 261, 262, 300, 301, 306, 307 



316, 326, 327, 355 

 Anther, 116, 117, 379 



versatile, 408 

 Antheridial cell, 121, 122, 358, 369, 



370, 392 

 Antheridium, antheridia, 196, 208, 



274, 303 



Antherozoids, 196, 275 



Anthoceros, 292, 294 

 402 Anthocerotales, 292 



Antipodal cells, 119, 120, 390 



Antitoxin, 164 



Apophysis, 305, 306 



Apple, 450, 451 

 rust, 256, 257 



Aquatic plants, 39, 41, 64 



Arales, 410 



Aralia, 30, 465 



Araliaceae, 465 



Archangiopteris, 316 



Archegonium, 275, 276, 303, 350 



Arcyria, 150, 151 



Aroid order, 410 



Arrow-wood, 481, 482 



Arum, 411, 413 



Ascocarp, 229 



Ascomycetes, 228 



Asco-lichens, 232 

 137, Ascopores, 229 

 279, Ascus, asci, 229, 230 



Asexual generation, 136, 137, 194, 

 204, 214, 256, 271, 279, 281, 319. 

 320 



Asexual spore, 123, 172 



Aspergillales. 240 



Aspergillus, 241, 242 



493 



