INDEX 



All names in italics are synonyms, — tbe preferred names are in Roman type 



Abies, 17 

 Abutilon, 158 

 Acanthaceae, 224 

 Acanthus Family, 224 

 Acer, 151, 152 

 Aceracese, 151 

 Achillea, 24(j 

 Aconitum, 90 

 Acorus, 25 

 Actsea, 90 

 Acuan, 129 

 Adder' 3-Tongue, 37 

 Adlumia, 98 

 Adopogon, 250 

 ^Esculus, 153 

 Agrostemraa, 79 

 Aizoacese, 70 

 Alder, 08 

 Alfalfa, 135 

 Alisma, 21 

 Alismacese, 21 

 Allegheny Vine, 98 

 Allium. 34 

 Alnus, 58 

 Alsijie, 78 

 Alum Root, 110 

 Alyssum, 101 

 Amaranth. 74 

 Amaranth Family, 74 

 AmaranthacBEe, 74 

 AmaryllidaceEe, 43 

 Amaryllis Family, 43 

 Amelanchier, 117 

 Amianthium. 33 

 Amorpha, 136 

 Amsonia, 193 

 Anacardiaceae, 148 

 Anagallis, 187 

 Androsace, 185 

 Anemone, 87 



Anemone, Rue, SO 

 Anemonella. Mi 

 Angiosperms, 20 

 Anonaceae, 94 

 Anthemis, 247 

 Antirrhinum, 218 

 Apocynaceae, 192 

 Apocynum, 193 

 Apple, 117 

 Aquifoliaceae, 149 

 Aquilegia, 89 

 Arabisr 106 

 Araceae 24. 

 Aralia, 170 

 Araliaceae, 169 

 Arbor Vitae, 18 

 Arbutus, Trailing, 182 

 Arctostaphylos, 182 

 Argentina, 119 

 Arisaema, 25 

 Aristolochia, 69 

 Aristolochiaceae, 68 

 Aronia, 116 

 Arrowhead, 21 

 Arrowwood, 234 

 Arum Family, 24 

 Asarum, 68 

 Asclepiadacese, 194 

 Asclepias, 195, 196 

 Asclepiodora, 195 

 Ash, ISP, 190 

 Ash, Jlountain, 117 

 Asimina, 93 

 Asp, Quaking, 51 

 Asparagus, 39 

 Aspen, American, 51 

 Astragalus. 137 

 Atamasco Lily, 44 

 Atamosco, 44 

 Avens, 121 



Babies' Toes, 145 

 Bachelor's Button, 249 

 Bald Cypress, 18 

 Balsam, 153, 154 

 Balsam Family, 153 

 Balsam Fir, 17 

 Balsaminacefe, 153 

 Bamboo Vine, 43 

 Baneberry, 90 

 Baptisia, 131 

 Barbarea, 105 

 Barberry, 92 

 Barlierry Family. 91 

 Barren Strawberry. 119 

 Basswood, 158 

 Bastard Toadflax, 67 

 Batodendron, 183 

 Bayberry, 52 

 Bayberry Family. 51 

 Beach Pea, 139 " ' 

 Beaked Hazelnut, 55 

 Bean, 140 

 Bear Gra.s.s. 39 

 Bearberry, 182 

 Bedstraw, 228 

 Beech. 59 

 Beech Family, 58 

 Beggar's Lice, 204 

 Begonia, 164-166 

 Begonia Family, 164 

 Begoniaceae, 164 

 Bell Flower, 238 

 Bellis. 242 

 Bellwort. 34 

 Benjamin, 42 

 Benzoin, 95 

 Berberidaceae, 91 

 Berberis, 92 

 Berchemia. 1-54 

 Betula, 56 



