INDEX 



Abies, 5 

 Abutiion, 60 

 Acalypha, 57 



ACANTHACE/E, 79 



Acer, 59 

 Achillea, 83 

 Achroanthes, 31 

 Acnida, 38 

 Acorus, 25 

 Ackea, 41 



Adder's Tongue, 1, 27 

 Adiantum, 1 

 Adicea, 35 

 Adlumia, 44 

 Adopogon, 88 

 Agastache, 74 

 Agrimonia, 40 

 Agrimony, 49 

 Agropyron, 9, 103 

 Agrostemma, 39 

 Agrostis, 9 

 Alder, 33 

 Alfalfa, 55 

 Alisma, 8, 103 

 Alismace^e, 8 

 Allium, 27 

 Alnus, 33 

 Alopecurus, 10 

 Alsine, 40 

 Amarantace.e, 38 

 Amarantus, 38 

 Ambrosia, 83 

 Amelanchier, 49 

 Ammophila, 10 

 Ampelopsis, 59 

 Amphicarpa, 53 

 Anacardiace.e, 58 

 Anaphalis, 83 

 Andromeda, 66 

 Andropogon, 10 

 Anemone, 41 

 Anemonella, 42 



Rue, 42 

 Angelica, 64 

 Angiosperms, 6 

 Antennaria, 83 

 Anthemis, 84 

 Anthoxanthum, 10 

 Anychia, 41 

 Aphyllon, 79 

 Apios, 53 

 Aplectrum, 29 



ApOCYNACEiE, 71 



Apocynum, 71 



Apple, 52 

 Aquilegia, 42 

 Arabis, 44 

 Arack.e, 25 

 Aralia, 64 



ARALIACE.E, 64 



Arbor Vitce, 6 

 Arbutus, 67 

 Arceuthobium, 36 

 Arctium, 84 

 Arctostapliylos, 66 

 Arenaria, 39 

 Arethusa, 29 

 Arisfema, 25 

 Aristida, 10 



ARISTOLOCniACE.E, 36 



Aronia, 52 

 Arrhenatherum, 10 

 Arrow-leaf, 8 

 Arrow-wood, 81 

 Artemisia, 84 

 Artichoke, Jerusalem, 

 Asarum, 36 



ASCLEPIADACE^, 71 



Asclepias, 71 

 Ash, 70 



Mountain, 51-52 



Prickly, 57 

 Asparagus, 27 

 Aspen, 32 

 Asperella, 10 

 Aspidium, 1 

 Asplenium, 2 

 Aster, 84 

 Astragalus, 53 

 Atragene, 42 

 Atriplex, 37 

 Avena, 10 

 Avens, 50 

 Balm of Gilead, 32 

 Balsam Fir, 5 

 Baneberry, 41 

 Baptisia, 54 

 Barbarea, 45 

 Barberry, 43 

 Bartonia, 70 

 Basswood, 60 

 Batrachium, 43 

 Beaked-rush, 24 

 Bearberry, 66 

 Bedstraw, 80 

 Beech. 34 



Blue, 33 

 Beech-drops, 79 



87 



Beggar's Lice, 72 

 Beggar's Ticks, 86 

 Belltlower, 82 

 Bellwort, 28 

 Benzoin, 44 

 Berberidace^e, 43. 

 Berberis, 43 

 Bergamot, 74 

 Berteroa, 45 

 Betula, 33 

 Bicuculla, 44 

 Bidens, 86 

 Bindweed, 71 

 Birch, 33 

 Bittersweet, 59 

 Blackberry, 52 

 Bladder-nut, 59 

 Bladderwort, 78 

 Blephilia, 73 

 Blood-root, 44 

 Blueberry, 68 

 Blue-grass, English, 16 



Kentucky, 16 

 Blue-joint, 11 

 Bluets, 80 

 Blue weed, 72 

 Boihmeria, 35 

 Boneset, 87 

 BorraginacevE, 72 

 Botrychium, 1 

 Bouncing Bet, 40 

 Boxelder, 59 

 Brachyelytrum, 10 

 Bracken, 3 

 Brasenia, 40 

 Brassica, 45 

 Braya, 45 

 Briza, 11 

 Bromus, 11 

 Brunella, 75 

 Buck Bean, 70 

 Buckthorn, 59 

 Buckwheat, 36 

 Buda, 40 



Bugloss, Yiper's, 72 

 Bulrush, 24 

 Bunch-berry, 66 

 Burdock, 84 

 Burnet, 51 

 Bur-reed, 6 

 Bursa, 45 



Butter and Eggs, 77 

 Buttercup, 42 

 Butterfly-weed, 71 



