INDEX. 



Absorption, 74 



Absorption of gases, 77 



AcantliacesB, 334 



Acanths, 334 



Achene, 316 



Achromatin, 2 



Acids, 81, 82 



Adder-tongues, 222 



Adiantum, 234, 235 



Adnation, 307 



Aecidiospores, 194 



Aecidium, 193 



Agaricacese, 303 



Agaricus, 303 



Agathis, 249 



Air-humidity, 100 



Albugo, 154, 157 



Aleurone, 16 



Alismacese, 323 



Allialoid.s 81 



Alternation of generations, 207, 

 218 



Amadou, 203 



Amarantliaceae, 338 



Amaranths, 338 



Amaryllidacese, 335 



Amaryllids, 325 



Amitotic division, 11 



Ampelidese, 337 



Anacardiaceae, 338 



Aadreeeaceae, 215 



Audrojcium, 304, 308 



Anemophilous fiowers, 358 



Angiopteris, 223 



Angiospermaj, 239, 249, 333 



Angiosperms, 349 



Angiosperms, systematic arrange- 

 ment of, 330 



Annual rings, 293 



Annuals, 292 



Anonacese, 336 



Anonads, 326 



Antberid, 150, 151, 154 



Antherozoids, 150 



Anthers, 237 



Anthocerotaceas, 313 



Anthophyta, 236 



Anthrax, 129 



Apetalfe, 326 



Apical cell, 37 



Apocarpse, 323 



Apocynaceas, 333 



Apothecia, 187 



Appendages, 177 



Apple-blight, 129 



Arabis, 319 



Araliacese, 389 



Arauoaria, 249 



Archegoues, 310, 214, 230, 238. 



243 

 Archespore, 242, 258 

 Archidiaceoa, 316 

 Aril, 318 



AristolochiacesB, 336 

 Aroidese, 324 

 Aroids, 324 

 Arthrospores, 139 

 Asclepiadacefe, 333 

 Ascomyceteae, 168, 174 

 Ascophora, 148 

 Ascophyllum, 166 

 Ascospores, 174 

 Asexual plant, 307, 219 

 Asexual reproduction, 113 

 Ash of plants, 80- 

 Aspidium, 224, 225 

 Asplenium, 334, 225 

 Assimilation, 77, 83 

 Asterales, 339 



Australian Pitcher-plant, 285 

 343 



