INDEX. 



Aleurone, grains, 193 

 Alfa, 472 

 Alfalfa, 577 

 Algae, 7, 435 



blue-green, 8 



characteristic, 16 



classes, 17 



economic uses of, 40 



of Red Sea, 8 



of Yellowstone Park, 8 



polluting water, 8 



used as food, 40 



used in medicine, 40 

 Alga-fungi, 42 

 Alisma, 466 

 Alismaceae, 466 

 Alizarin, 179. 7O3 



preparation of, 704 

 Alkaloids, 159 



chemical classification, 

 1 66 



effect of climate on, 165 



families yielding, 165 



from cultivated and wild 

 plants, 739 



functions of, 172 



microchemistry of, 160 



origin of, 160 



properties of, 163 



reagents for, 163 

 Alkanet, 670 

 Alkanna, 670 

 Alkannin, 670 

 Allisin, 489 

 Allium, 435, 485, 489 



vascular bundle of, 309 

 Allspice, 455 



wild, 438 

 Almond, 435 



emulsin, 243 



oil in, 213 

 Alnus, 435. 5io 



glandular hairs in, 230 

 Aloe, 435 



species of, 487 



wood, 628 

 Alpinia, 494. 651 

 Alsine, 435. 53 1 

 Alstonia, 435 

 Alteration in forms of plants, 



332 

 Alternation of generation, 



78, 86 



Althaea, 435, 609, 6n 

 Alum root, 447, 556 

 Alyssum, 435 

 Amandin, 195 

 Amanita, 60-65 

 Amarantaceae, 528 

 Amaranth, 435 

 Amaranthus, 435, 528 

 Amarus-a-um, 435 

 Amaryllidaceae, 489 

 Amaryllis, 435, 492 

 Amaryllus family, 489 



Amber, 119, 237 



fossil, 119 



seed, 6ll 



Ambrosia, 435, 726 

 Ambrosiaceae, 712 

 Ambrosioides, 435 

 Amelanchier, 562 

 Aments, 508 

 American aloe, 434 



copal. 574 



kino, 569, 571 



linden, 608 



pennyroyal, 676 



senna, 360 



Americanus-a-um, 435 

 Amino-acid, 167 

 Ammanni, 435 

 Ammoniac, 639 



African, 639 



plant, 444 

 Ammoniacum, 435 

 Amomum, 435, 494 

 Amorpha, 435, 574 

 Amygdalin, 169, 170 

 Amygdalus. 435 

 Amylo-dextrin, 145 

 Amylo-pectinase, 242 

 Amylose, 144, 242 

 Amylum, 435 

 Amyris, 585 

 Anabasis, 527 

 Anacardiaceae, 595 

 Anacardium, 435, 596, 599 

 Anacyclus, 435 714 

 Anaerobes, 252 

 Anagallis, 436 

 Anagyris, 575 

 Analysis, micro, 776 

 Anamirta, 436, 539 

 Ananas, 436, 480 

 Anatomical differences in 



leaves, 370 

 Anatomy, i 

 Anatropous, 379 

 Andira, 436 

 Andrcecium, 381 

 Andromedotoxin, 648 

 Andropogon, 436, 467, 472 

 Anemone, 359, 436, 535, 537 

 Anemonol, 537 

 Anemonon, 537 

 Anemophilous flowers, 399 

 Anethol, 234, 643 

 Anethum, 436, 643 

 Angelica, 436 



American, 643 



European, 643 



purple stemmed, 643 



wild, 643 

 Angiosperms, 119 



classification of, 463 



development of, 120 



economic importance of, 

 128 



flowers of, 375 



Angostura, 436, 443, 585 

 Angustifolius-a-um, 436 

 Anhalonidine, 625 

 Anhalonine, 625 

 Anhalonium, 625 

 Aniline blue, as staining 



agent, 757 

 Anime, 586 

 Anise, 436, 448, 639 



Japanese star, 540 



protein in, 200 



star, 448 

 Anise-scented golden-rod, 



722 



Anisomeria, 528 

 Anisum, 436, 448, 639 

 Annatto, 621 

 Annual herbs, 330 



rings, 343 

 Annular, 273 

 Annulus or ring, 61 

 Annuus-a-um, 436 

 Anogra, 436 

 Anona, 542 

 Anonaceae, 541 

 Anthelminticus-a-um, 436 

 Anthemis, 436, 713 

 Anther, 379 



appendages of, 381 

 Antheridium, 5 

 Antherozoid, 5 

 Anthoceros, 83 

 Anthocyanin, 209, 210 



origin of, 180 

 Anthophylli, 631 

 Anthotaxy, 393 

 Anthoxanthum, 436, 472 

 Anthracene, 170 



derivatives, 179 

 Antidesma, 594 

 Antirrhinic acid, 691 

 Aparine, 436 

 Apeiba, 609 

 Apex of leaf, 354 

 Apiin, 169, 170 

 Apiol, 234, 643 

 Apiose, 169 

 Aplastic, 172 

 Apocarpous, 376 

 Apocynaceae, 574, 664 

 Apocynum, 386, 436, 664 



fruit, 412 



seed, 429 

 Apostasieae, 496 

 Apothecia, 73 

 Appendages of anther, 381 

 Apple, 457, 562 



cedar, 115 



earth, 440 



may, 538 



protein in, 199 



rose, 632 



rust, 115 



star, 441, 659 



sugar in, 156 



