GENERIC INDEX. 
Abies, 42, 45- 
Abutilon, 52, 172, 232, 269, 341. 
Acacia, 25. 
Acalypha, 173, 237; 475, 481. 
Acanthorhiza, 375. 
Acer, 61, 135, 159, 165, 450, 482, 4gt. 
Achatocarpus, 128. 
Achillea, 11, 12, 17, 53, 63, 235- 
Achyla, 346. 
Achlys, 456. 
Achroanthes, 32, 36, 186, 192, 480. 
Acidodontium, 378. 
Acmanthera, 429. 
Aconitum, 376. 
Acorus, 66, 238. * 
Acrodiclidium, 497. 
Actzea, 60, 225. 
Adenocalymna, 348. 
Adenostemma, 287. 
Addisonia, 432, 434. 
Adiantum, 67, 375, 406, 407, 408, 458, 459. 
aAdicea, 480. 
chmzea, 412, 491. 
fEcidium, 296, 442. 
/Egyphila, 88. 
fEsculus, 159, 164, 165, 167, 222, 263, 500. 
Afromendornica, 412. 
Aganisia, 82. 
Agaricus, 296, 494. 
Agarista, 497- 
Agave, 82, 94, 134, 172, 377) 412» 416, 491- 
Ageratella, 432. 
Agoseris, 416. 
Agrianthus, 432. 
Agrimonia, 52, 481. 
Agropyrum, 54, 207, 239, 341. 
Agrostemma, 52, 343- 
Agrostis, 66, 200, 239, 341, 475, 478- 
Ailanthus, 159, 228. ~ 
Aira, 201. 
Albizzia, 25. 
Alchemilla, 253. 
Alectoria, 353- 
Alethopteris, 275. 
Alisma, 66, 478. 
Allium, 348, 442. 
Allomia, 287, 288. 
Allopectus, 83. 
Alnus, 65, 225, 480. 
Alopecurus, 198. 
Alsine, 232, 252, 277. 
yssum, 232. 
Amarantus, 54, 70, 73, 179, 236, 241,257, 
uria, 412. 
Amaurochete, 80. 
Ambrosia, 2, 4, 5, 6, 9, 10, 13, 16, 53, 235» 25!- 
Amelanchier, 85, 448, 491, 496- 
Foe aga 201, 239. 
2990- 3 j 
Ampelopsis, 159, 168, 228, 230, 2332 300, 361, 482» 
Am “ 245. 
Asplenium, 18, 58, 60, 67, 239» 375» 45° 459 4 5 
Anaphalis, 63, 235- 
Anastrophyllum, 376. 
Ancyrophorus, 80. 
Andrea, 127, 273- 
Andromeda, 235, 3645 4371 438, 439) 482- 
Andropogon, 66, 197, 239, 478- 
Aneimia, 436. 
Anemia, 497- 
Anemone, 60. 
Anemonopsis, 225. 
Aneura, 378. 
Angelica, 62, 88. 
Angiopteridium, 449. 
Anisogonium, 492. 
Anomodon, 274, 
Anonymo, 472. 
Antennaria, 235, 253, 296- 
Anthemis, 1, 2, 3, 11, 17, 515 53» 235- 
Anthoceros, 376, 378. 
Anthoxanthum, 198. 
Anthurium, 375. 
Anychia, 480. 
Aphelandra, 348. 
Aphyllon, 412. 
Apios, 56, 61, 233, 416. 
Aplectrum, 186, 187, 192, 295- 
Apocynum, 53, 344- 
Arabis, 58, 61, 496. 
Araceen, 25 (?). 
Aralia, 62, 130, 223, 374» 482. 
Araliopsis, 345. 
Arbutus, 437- 
Archzophyton, 95. 
Arctagrostis, 341. 
Arctium, 2 3s 42 52 0» 13, 17 532 235, 251- 
Arctostaphylos, 86, 269, 437» 438- 
Arcyria 77, 81, 82, 296. 
Ardisia, 14°, 348, 377- 
Arenaria, 229, 2323 4°9- 
Arethusa, 32, 186, 189, 192, 295. 
Arisema, 66, 295. 
Aristida, ha ag 239 478» 495- 
Aristolochia, 375, 477» 45°- 
Armeniaca, 134. 
Arracacia, 304, 365- 
Arrhenatherum, 201. ee 
‘Artemisia, 2, 12, 17, 63, 241, 287. 
Arthrodesmus, 244. j 
Arthronia, 85. 
Arthroni 
: iopsis, 85. 
Arthrophycus, 367, 449, 453- 
296 
eet a 53> 
379, 493- 
Ascophyllum, 229. 
Ascyrum, 263, 482. 
Asimina, 480. 
8, 492. ce 
Astely 1s doty 5751 8s 26,251 Bs 39» 637839 32), 
228, _ 254, 255» 286 294, 377» 499» 475» 47% 
a ge a 
