INDEX 



Abies, 161 

 Abutilon, 225 

 Acalypha, 222 



ACANTHACE^, 245 



Acer, 223 



ACERACE^, 223 



Achillea, 249 

 Acnida, 197 

 Acorus, 182 

 Actaea, 201 

 Adam-and-Eve, 186 

 Adder's Mouth, 189 



Tongue, 159 

 Adiantum, 155 

 Adlumia, 204 

 ^sculus, 224 

 Agalinis, 243 

 Agastache, 239 

 Agrimonia, 210 

 Agrimony, 210 

 Agropyron, 165 

 Agrostemma, 198 

 Agrostis, 165 

 Aira, 170 

 AizoACE^, 198 

 Ajuga, 239 

 Alder, 191 

 Alfalfa, 219 

 Alisma, 164 

 Alismace.e, 164 

 Alleghany Vine, 204 

 Alliaria, 205 

 Allionia, 198 

 Allium, 184 

 Alnus, 191 

 Alopecurus, 165 

 Alsine, 200 

 Amaranth, 197 

 Amaranthace.e, 197 

 Amaranthus, 197 

 Ambrosia, 249 

 Amelanchier, 210 

 American Ivy, 224 

 Ammophila, 165 

 Amorpha, 217 

 Amphicarpa, 217 

 Anacardiace^, 222 

 Anagallis, 234 

 Anaphalis, 249 

 Anchistea, 158 

 Andromeda, 231 

 Andropogon, 166, 172 

 Anemone, 201 

 Anemonella, 202 

 Angelica, 230 

 Anise-root, 230 

 Antennaria, 249 

 Anthemis, 250 

 Anthoxanthum, 166 

 Anticlea, 186 



Antiphylla, 210 

 Anychia, 198 

 Apargia, 256 

 Apios, 217 

 Aplectrum, 186 

 Apocynace^, 236 

 Apocynum, 236 

 Apple, 215 

 Apple of Peru, 242 

 Aquifoliace.e, 223 

 Aquilegia, 202 

 Arabidopsis, 206 

 Arabis, 205 

 Arace.e, 182 

 Aralia, 229 

 Araliace.^, 229 

 Arbor Vitas, 162 

 Arceuthobium, 195 

 Arctium, 250 

 Arctostaphylos, 231 

 Arenaria, 198 

 Arethusa, 187 

 Argemone, 204 

 Argentina, 213 

 Arisaema, 182 

 Aristida, 166 

 Aristolochiace.e, 195 

 Armoracia, 207 

 Aronia, 214 

 Arrhenatherum, 166 

 Arrow Arum, 182 

 Arrow-head, 164 

 Arrow-wood, 248 

 Artemisia, 250 

 Asarum, 195 



ASCUEPIADACE.E, 236 



Asclepias, 236 

 Ash, 235 

 Asparagus, 184 

 Aspen, 189 

 Aspidium, 155 

 Asplenium, 156 

 Asprella, 169 

 Aster, 250 

 Astragalus, 217 

 Atragene, 202 

 Atriplex, 197 

 Avena, 166, 170 

 Avens, 213 

 Awlwort, 208 

 Azalea, 233 



Baby's Breath, 199, 246 

 Bachelor's Button, 252 

 Balm of Gilead, 189 

 Balsam, 224 

 Balsam Fir, 161 

 Balsaminace^e, 224 

 Baneberry, 201 

 Bank Cress, 208 

 Baptisia, 218 



Barbarea, 205 

 Barberry, 204 

 Barley, 169 

 Barnyard Grass, 168 

 Barren Strawberry, 217 

 Bartonia, 235 

 Basil, 240, 241 

 Basswood, 225 

 Bastard Pennyroyal, 

 241 



Toad Flax, 194 

 Batrachium, 202 

 Beach Grass, 165 



Pea, 218 

 Beak Rush, 180 

 Bearberry, 231 

 Beard Grass, 166 



Tongue, 244 

 Beaver Poison, 230 

 Bedstraw, 246 

 Bee Balm, 240 

 Beech, 193 

 Beech-drops, 245 

 Beech Fern, 157 

 Beggar's Lice, 238 

 Beggar-ticks, 252 

 Bellflower, 248 

 Bellwort, 186 

 Bent Grass, 165 

 Benzoin, 204 

 Berberidace^e, 204 

 Berberis, 204 

 Berteroa, 205 

 Betula, 192 

 Betulace.e, 191 

 Bidens, 252 

 Bikukulla, 205 

 Bilberry, 233, 234 

 Bindweed, 236 

 Birch, 192 

 Bird's-eye, 244 

 Birth-root, 186 

 Bishop's Cap, 209 

 Bistorta, 196 

 Bitter Cress, 206 

 Bitter-nut, 191 

 Bittersweet, 242 

 Black Alder, 223 

 Blackberry, 215 

 Black Bindweed, 196 

 Black-eyed Susan, 256 

 Black Gum, 231 



Snakeroot, 230 



Swallow-wort, 236 

 Bladder Fern, 157 



Ketmia, 225 



Nut, 223 

 Bladderwort, 245 

 Blephariglottis, 188 

 Blephilia, 239 



