INDEX 



Acacia, 261, 271, 274. 



Accessory reproductive parts, 28. 



Aceraceae (Maple family), 209. 



Aconitum, 208, 247. 



Acrid protective substances, 260. 



Actinomorphic flowers, 218. 



Adder-tongue (Erythronium) , 189, 

 Fig. 46. 



Adder-tongue fern (Ophioglossum) , 

 127, 132, 133, 134, Fig. 34. 



Adiantum, 234. 



/Ecidiomycetes (see also "Rusts"), 

 89, 90, 94, 95, 99 ; hetercecism of, 

 88, 89 ; Fig. 23. 



^cidium, 89, Fig. 23. 



Africa, 231. 



Agave (see also " Century Plant "), 

 237, 272. 



Aggregates, 215, 219, Fig. 53. 



Air-plants (see also "Epiphytes"), 

 183, 195, 276. 



Alaska, 239. 



Alcoholic fermentation, 96. 



Alder, 240. 



Alfilaria (Erodium cicutarium) , 241. 



Algae, 16, 17, 19, 20, 22, 24, 27, 28, 43, 

 48, 49, 61, 63, 84, 85, 86, 97, 98, 99, 

 101, 103, 105, 106, 109, 112, 119, 126, 

 221, 222, 228, 265, 280, 284; calca- 

 reous A., 14, 222; classification of 

 A., 49 ; coralline A., 14, 222 ; fossil 

 A., 221, 222; marine A., 20, 63. 



Algae, Brown (see also " Brown 

 Algse," "Phaeophycese"), 27, 49, 

 63, 64, 71, 73, 76, 78, 79, 263, 287, 

 295. 



Algae, Green (see also " Green Algae," 

 "Chlorophyceae"), 44, 46, 47, 49, 

 50, 55, 59, 63, 64, 65, 68, 70, 71, 74, 

 75, 76, 78, 79, 83, 99, 100, 104, 106, 

 118, 129, 221, 286, 287, 288, 289, 296, 

 298. 



Algae, Red (see also "Red Algae," 

 "Rhodophyceae"), 49, 63, 70, 72, 

 73, 74, 78, 79, 222, 263, 265, 287, 

 295. 



Alga-fungi (see also " Phycomy- 

 cetes"), 81, 288. 



Alisma, 207. 



Alpine floras, 231. 



Alps, 236. 



Alternation of generations, 104, 105, 

 266, 289, 298. 



Amaryllis, A. family, 191. 



Ament (catkin), 206. 



Amentacese, 206, 217, 219, 229, Fig. 

 49. 



Amoeba, 5, 34, Fig. 2. 



Anabaena, 35, 264, Fig. 5. 



Andes, 234. 



Androecium (see also "Stamen"), 

 179. 



Anemone, 208, 246; A. coronaria, 

 246, Fig. 55. 



Anemophily, anemophilous flowers, 

 244. 



Aneura, 126. 



Angiospermae, Angiosperms, 155, 

 156, 157, 159, 161, 167, 175, 176, 177, 

 178, 179, 180, 182, 183, 196, 199, 

 200, 209, 218, 226, 228, 238, 244,294, 

 295, 298; classification of, 183; 

 flowers of, 178; fossil A., gameto- 

 phyte of, 178, 179 ; pollination of, 



299 



