INDEX. 



A Page 



Abies balsamea. 23, 31, .59, 71, 74. 142, 148, 149 



Abramis cr.vsoleucas 25, 27, 246, 249 



Abutilon theophrasti 103 



Accipiter cooperi 274, 284 



velox 275, 284 



Acerates floridana 108 



Acerrubrum 22, 44, 45, 102, 137, 142 



saccharinum 102, 142 



saccharum 23, 102, 137, 145, 148 



negundo 102 



spicatum 23, 102 



Achillea millefolium ' 50, 118, 183, 208, 211, 213 



Acknowledgments 15, 71 



Acorus calamus 84, 134 



Acridiidae 219, 221 



Acridiinae 226 



Actaea alba 94 



rubra 51,94 



Actitis macularia 21, 30, 230, 241, 274, 275, 282 



Adams, C. C 59, 61, 120 



Adiantum pedatum 72 



Adlumia fungosa 94 



Aegialitis semipalmata 236, 237, 241, 275, 282 



Aeolothripidae 192, 205 



Aeolothrips fasciatus 183, 187, 188, 189, 205, 207 



Aesculus hippocastanum 102 



Agaricus abruptus 56 



sylvaticus 56 



Agastache nepetoides 109 



Agelaius phoeniceus 23, 239, 241, 274, 290 



Agriolimax agrestis 141, 145, 146, 148, 156 



campestris 131, 142, 143, 147, 149, 150, 150 



Agrimonia gryposepala 98 



Agropyron caninum 79 



dastachyum 31, 71, 79 



repens 79 



Agrostemma githago 92 



Agrostis alba 44, 45. 78 



hyemalis , 78 



Aix sponsa 27, 30, 235, 230, 240. 274, 279 



Alasmidonta calceola 129, 174 



Alisma plant ago-aquatica : 38, 75, 211, 212 



Allium canadense 85 



tricoccum 85 



Allothrips megacephalus 184. 187, 189, 206, 214 



Alnus incana 22, 43, 44, 89, 134, 137, 142 



Alyssum alyssoides 94 



Amanita excelsa 57 



phalloides 57 



rubescens 57 



verna 57 



