INDEX 



[The italicized numbers indicate that, the subject is illustrated upon the page cited. 

 In such case the subject may be referred to only in the illustration, or it may bn 

 referred to also in the text.] 



Absorption, 299. 

 Acacia, 265. 

 Aconitum, 261. 

 Acorus, 219. 243. 

 Actinomorphy, 228. 

 Adder's tongue : see Ophioglossmn. 

 Adiantum, 143, 145. 

 ^Ecidiomycetes, 50, 62. 

 yEcidiospore, 66. 

 ^Ecldium, 66. 

 Agaricus, 68, 69. 

 Agave, 247. 

 Air pore : see Stoma. 

 Akene, 212, 213. 814, 276, 177. 

 Alchemilla, 225. 

 Alder : see Alnus. 

 Algae, 4, 5, 17. 

 Alisma, 210, 240. 

 Almond : see Prunus. 

 Alnus. 257. 



Alternation of generations, 94, 129. 

 Amanita, 70. 

 Amaryllidaceae, 247. 

 Amaryllis family: see Amarylli- 

 daceae. 



Ambrosia, 279. 

 Ament, 257. 

 Anaptychiii. Hi. ,s' .'. 



Anemophilous, 181. 

 Angiosperms, 173, 195, 217. 

 Anisocarpae, 268. 

 Annulus, 136, 146, 150. 

 Anther, 106, 197, 199. 

 Antheridium, 16, 99, 100, 11J, 121. 



i,:.;. 134. 161, 166. 

 Antherozoid, 16. 



Anthoceros, 104, 105, 111. 116. 118 

 Anthophytes, 172. 

 Antipodal cells, 202, 205, 208. 

 Antirrhinum, 228, 275. 

 Ant-plants, 90. 91. 

 Apical cell, 134. 

 Apical group. -'$.:. 

 Apium, 267. 

 Apocarpy, 199. 222, 225. 

 Apocynaceae. 271. 

 Apocynum, 272. 

 Apogamy, 131. 

 Apospory, 132. 

 Apothecium, 79, 81. $ .'. 

 Apple : see Pirus. 

 Aquilegia, 198. 

 Araceae, 243. 

 Araliaceae, 267. 

 Araucaria, 190. 

 Arbor vitae: see Thuja. 

 Arbutus, 198 : see Epigjea. 

 Archegoniates, 101. 

 337 



