Abstriction, 267. 
_ Acanthacez, 382 
Acicular, 94. 
' Acorn, 154. 
Acotyledones, 156, 247 
_ Acuminate, 97. 
Algz, 244, 247. 
ABI 
, BIETINE, 337. Fig. 454, 458, 459 
Abnormal phenomena, 21 
Abortion, 217 
Absinthe, 391 
Fig. 1, 398 1. 
Acaulescent, 76 
Accrescent, 126. 134. 
Acerose, 94. Fig. 454 
er. Bao. BEA. 2 P2225 930, 327, «SOT, 
Fig. 234, 496 
Pai iacdedus (applied to a _ flower 
which has neither calyx nor corolla), 
Fig. 201, 202 
Achorion, 275 __ 
Fig. 454 
Fig. 303 
Acrocarpi, 308. 
Fig. 427, 432, 433 
Acrospore, 267. 
Fig. 393 IL, 398 
Fig. 164 
Adaptation, 215 
Adhesion, 116, 219 
Adnate, 91, 140. Fig. 182, 282 
Adventitious buds, 82 
_ Adventitious roots, ix., 675. Fig. 115, £21, 
348, 436 
Ecidiospore, 273 
_ ZEcidium, 273, 274 
Aérial hyphz, 279 
Aérial roots, 73 
féstivation, 84. 
7Ethalium, 284 
Age of plants, 235 
Air-bladder, Fig. 387, 380 
Air-cavity, 318. Fig. 86, 444 
Alz, 132, 400. Fig. 253 
Albumen. See Endosperm 
Albuminoids, 30, 173 
Albuminous, 156, 190. Fig. 305, 333, 355 
Alburnum, 365, 367 
Aleurone, 31 
Fig. 124-131 
Fig. 38, 41, 54, 56, 58, 
59, 81, 82. 380-391 
Alismacez, 351 - 
ANT 
Alkaloids, 31 
Allspice, 399 
Ailuvial formation, 431 
Alpinus, 4 
Alternate, 87 
Alternate zstivation, 84. Fig. 129 
Alternation of generations, 178, 190, 253, 
272, 296, 300, 315 
Amaranthacez, 374 
Amaryllidez, 349 
Amazon region, 451. Ans 
Amber, 430 
Amentacez, 375 
Amentales, 374 
Amentum, 121, 375, 379- 
485 
Ameeboid movement, 284 
Amomales, 348 
Ampelidez, 407. 
Amphigastria, 297. 
Amplexicaul, 92. Fig. 148 ’ 
Amygdalez, 406. Fig. 325 
Anatomy of plants, 2, 5, 6 
Anatropous, 146. Fig. 300 II. 
Andrezacez, 306. Fig. 429 
Andreecium, 111, 137 
Androspore, 252. Fig. 385 
Anemophilous, 184 
Angiocarpous Lichens, 288 
Angiosperms, 246, 358 
Fig. 223, 481, 
Fig. 196, 257. 265 
Fig. 424, me 
Angustisept, 413. Fig. 530 11. 
Annual, 76, 235 
Annual ring, 362 
Annular cell, 20. Fig. 31-34 
Annular vessel, 47 
Annulus, 264, 314. Fig. 392, 393, 440 
Anonacez, 416 Pa 
Antarctic forest- -region, 456 - 
Anthela, 122 
Anther, 137. Fig. 267-286, 459, 461 Il. 
Anther-lobe, 137. Fig. 267-260, 468 II. 
Antheridial receptacle (a group. of — 
antheridia only), Fig. 422, 427, 431°” 
Antheridium, 245, 251, 279, 299. 315 
g21. Fig. 384, 403, 431, 441, 442, 445. 
