Agrostis alba, v. 8* 

 canina, v. 280 

 vulgaris, v. 8*, 280 

 Agrotis rtitenifera, i. 349 



hemileuca, i. 34S 

 Aira caespitosa, var. brevifolia, v. 280 

 pseudo-alpina, v. 280 

 flexuosa, iii. 281 ; v. 8* 

 var. montana, v. 280 

 praecox, v. 8*, 280 

 Ajuga pyramidalis, iv. 228 

 Alauda alpestris, i. 90; ii. io; iii. 163, 

 290 

 arborea, i. 287 ; iii. 290 

 arvensis, i. 287 ; ii. 102, 161 ; iii. 49, 

 65, 163, 241, 264, 289 ; iv. 6i, 

 164, 241, 306 ; v. 141 

 brachydactyla, iii. 290 

 calandra, iii. 290 

 tatarica, iii. 290 

 Alca impennis, ii. 58 

 torda, i. 3, 316 ; ii. 129, 181 ; iii. 73, 

 266, 273 ; iv. 67, 186, 252, 287, 

 324 ; v. 118, 149, 191, 208 

 troile, iii. 266, 273 ; iv. 67, 252, 283 ; 

 v. 118, 149 

 Alcedo alcyon, i. 16 



ispida, i. 295 ; ii. 161, 198 ; iii. 67, 

 159, 163, 289 ; iv. 62, 149, 242, 

 305 ; v. 51, 289 

 Alces malchis, ii. 176; v. 125 

 Alchemilla alpina, i. 18 ; v. 253, 276 

 vulgaris, iii. 281 ; v. 276 

 var. montana, v. 276 

 Alcyonella sp. ?, ii. 2 



fungosa, ii. 2 

 Alethopteris heterophyllia, iv. 19 

 Aletis postica, i. 332, Plate 

 Alicularia compressa, ii. 18 

 Alisma ranunculoides, iii. 166 ; iv. 229 

 Allantus nothus, ii. 293 ; iii. 89, 142, 



2 .5 J 

 3-cinctus, iii. 203 



Alligator mississippiensis, v. 291 



Allium ursinum, iii. 166 ; v. 8* 



vineale, v. 243, 245 



var. compactum, v. 163 

 Allosorus crispus, iv. 119 

 Allotria aperta, iii. 90 



cursor, iii. 204 



minuta, iii. 90, 252 



pleuralis, iv. 108 

 Alnus americana, iii. 342 



glutinosa, i. 161, 237 ; iii. 342 ; v. 

 278 

 var. lutinora asplenifolia, iii. 342 

 Aloe caesia, i. 88 

 Alopecurus agrestis, i. 125 



geniculatus, v. 280 



pratensis, iii. 281 



Alsine rubella, v. 5* 



verna, v. 175 

 Alteutha bopyroides, i. 104 



depressa, i. 105 

 Aluco flammeus, ii. 85 ; iii. 261 ; iv. 



62, 243 

 Alyssum calycinum, v. 243, 244 

 Amaeraecium albicans, i. 122 



argus, i. 122 

 Amara lunicollis, ii. 217 

 Amaryllis Johnsoni, i 88 

 Amaurobius fenestralis, iii. 171 

 Amblyodon dealbatus, i. 143 ; v. 160, 



284 

 Amblyopsis spelaeus, ii. 264 

 Amblystegium irriguum, i. 115 



serpens, v. 286 

 Ambulyx constrigilis, i. 328 

 Amelanchier Botryapium, iii. 342 

 Amia canina, i. 187 

 Ammodromus caudacutus, ii. 278 



maritimus, ii, 278 

 Amouroucium proliferum, i. 58 

 Ampelis garrulus, ii. 177 ; iii. 50, 64 ; 



iv. 5 8 > '59. 23S ; y. 54 

 Ampelisca Gaimardii, ii. 49 

 Ampelopsis hederacea, iii. 343 

 Amphidesma compressum, i. 32 

 Amphidotus cordatus, i. 29, 63, 66 ; v. 



17 



gibbosus, i. 99 



roseus, i. 99 ; ii. 51 ; iv. 232 

 Amphigonia fumosa, i. 363 

 Amphioxus lanceolatus, i. 246 

 Amphipleura pellucida, iv. 117 



sigmoidea, i. 218 

 Amphithoe littorina, ii. 49 

 Amphiura Chiajii, i. 116 

 Amphoridium lapponicum, v. 283 



Mougeotii, v. 284 

 Anacharis alsinastrum, v. 161, I7Sr 

 267 



canadensis, ii. 163 



eucharoides, ii. 293 



typica, ii. 293 

 Anagallis caerulea, v. 255 



tenella, iv. 229 ; v. 242, 245 

 Anaphe reticulata, ii. 295 

 Anarhynchus frontalis, ii. 234 

 Anas acuta, i. 310 ; iii. 52, 72 



boschas, i. 311 ; ii. 119, 163, 193; 

 iii. 72, 164, 266, 312 ; iv. 68, i8cv 

 255. 321 ; v. 61, 151 



clangula, iii. 52 



clypeata, i. 100, 15 1, 271, 310 ; ii. 7, 

 163; iii. 51 



crecca, i. 311 ; ii. 163; iii. 52, I59 r 

 312 



cristata, iii. 52 



fusca, iii. 52 



