GENERIC INDEX. 
Abies, 211. 
Abutilon, 383. 
Acacia, 56, 99, 391- 
Acer, 52, 340, 367, 384, 460, 482. 
Acerates, 392. i 
Achnanthes, 261, 274, 275- 
Acnida, 288. 
Acolium, 259. 
Aconitum, 412, 474. 
Acorus, 466. 
Actinidia, 279. 
Actinocyclus, 172. 
—— 53- 
iantum, gI, 349- 
Adoxa, ae seit 
Aecidium, 60, 61, 136, 237, 284, 363» 364, 392s 443: 
Aeschynomene, 143. 
Aesculus, 219, 384. 
Aethusa, 460, 
Agaricus, 203, 204, 286, 489. 
Ageratum, 136. 
Agoseris, 186. 
Agrimonia. 460. 
Agropyrum, 518. 
Agrostis, 138, 463, 464. 
Atra, 511. 
Akebia, 279 
Alectoria, 113, 242. 
Alliaria, 282. 
Allionia, 223, 224, 284. 
Allium, 53, 173- 
Allocarya, 186, 416. 
Alnus, 461. 
7. pa, 405. 
A, 3372 479- 
rg aging 395, 483- 
Anabaena, 427, °. 
inten 
Andromeda, 153, 231, 232; 437- 
Andropogon, 143, 145, 146, 437- 
a e, 412. 
ngioridium, 432, 433- 
» 460. 
Anthurium, 480 
_ Anthurus, 337. 
ne Anychia, 170. 
_ Apera, 405. 
_ Aphaerena, 137. 
en i ieee 
Apios, ror. 
Aplopappus, 186. 
Aporophallus, 23%. 
Aquifolium, 3. . 
Aquilegia, 91, 236, 460, 473- 
Arabis, 137, 475- 
Arachis, 136, 281, 445. 
Aralia, 225. 
Archilejeunea, 287. 
Arctium, 417. 
Arctostaphyllos, 120, 40:. 
Arcyria, 333- 
Ardisia, 483. 
Arenaria, 362. 
Arethusa, 445- 
Argemone, 392; 475- 
Argylia, 285. 
Arisaema, 106 
Aristida, 135; 143, 145- 
Aristolochia, 54. 
Armeria, 405. ~ 
Arnica, 57- 
Arthothelia, gt. 
Arthrodesmus, 296, 297, 416. 
Arthonia, 258. 
Arthronia, 91. 
Arthrospira, 430, 431, 482. 
Artotragus, 337- 
Arum, 467. 
Asarum, 170. 
Aschersonia, 436, 440. 
Asclepias, 134, 137, 1432 153+ 154, 238, 392- 
Asimina, 143, 474- 
Aspergillus, 210, 286. 
Aspicarpa, 228. 
Aspidum, 53, 137» 169, 179, 284, 322, 350 406, S2z- 
Aspilia, 337- 
Asplenium, 91, 179, 35°- 
Aster, 59, 138, 182, 273, 284, 375, 391- 
Asterella, 140. 
Asteridium, 176, 177, 288, 479- 
Asterina, 139, 2372 435- > 
Asterionella, 275- 
Asteroma, 237. 
Asterula, 82, 237- 
Astragalus, 54, 284, 338, 284. 
Atta, 413. 
Aulacodiscus, 261. 
Auliscus, 261. 
Azalea, 282, 437, 461. 
Azolla, 441, 462. 
Baccharis, 391, 392- 
Badhamia, 334- 
Baeomyces, 252- 
Baileya, 395- 
Balsamorrhiza, 110. 
Baptisia, 45, 238- 
ula, 442- 
Batemaria, 417. 
Battarrea, 208, 286. 
 Bejaria, 145. 
Berberis, 135, 474- 
Berchemia, 147- 
