INDEX. 



GENERA AND COMMON NAMES. 



Acalypha 



Acer 



Achillea 



Acorus 



Aetata 



Adam's Needle 



Adder's Mouth 



Adiantum 



yEsculus 



Agrimonia 



Agrimony 

 'Agropyrtun 



Agrostis 



AilnnthuS 



Alder 



Black 

 White 

 Alisma 

 Allium 



Allspice, Wild 

 Alnus 

 Alopecurus 

 Alsike Clover 

 Alyssum 

 Amaranth 

 Amarantus 

 Ambrosia 

 Amelanchier 

 Ampelopsis 

 Amphicarpeea 

 Anabama 

 Anaphalis 

 Andrea; a 

 Andromeda 

 Andropogon 

 Anemone 



Star 

 An e mo n el la 

 An o mo don 

 Antennaria 

 Anthemis 

 Anthoxanthum 

 Anvchia 

 Aphanochrete 

 Aphyllou 

 Apio's 

 Apocynum 



68 



Apple 





17 



Wild Balsam 



32 



45 



Aquilegia 



5 



So 



Arabis 



S 



6 



Aralia 



34 



81 



Arbutus, Trailing 



52 



77 



Arctium 



47 



109 



Arctostaphylos 



52 



17 



Arenaria 



12 



26 



Arethusa 



78 



26 



Arisajma 



85 



105 



Aristida 



99 



101 



Arrowhead 



86 



15 



Arrow Wood 



35 



72 



Artemisia 



46 



15 



Arum, Arrow 



85 



53 



Water 



85 



86 



Asclepias 



66 



80 



Ash 



55 



68 



European Mountain 27 



72 



Prickly 



15 



101 



Asparagus 



81 



19 



Aspen 



76 



8 



Aspidium 



110 



05 



Asplenium 



109 



65 



Asprella 



105 



44 



Aster 



41 



28 



White-topped 



41 



17 



Atrichum 



121 



22 



Auiacomnium 



121 



128 



Avena 



102 



44 



Avens 



25 



116 



Azalea 



53 



52 







99 



Bachelor's Button 



47 



3 



Balm of Gilead 



r i - 



54 



Balsam 



15 



4 



Balsam Apple, Wild 



32 



123 



Baneberry 



6 



43 



Baptisia 



19 



45 



Barbarea 



8 



99 



Barberry 



6 



65 



Barbula 



118 



131 



Barton ia 



57 



61 



Bartramia 



120 



22 



Basil 



63 



56 



Basswood 



14 



B atrachospermum 



Bayberry 



Bearberry 



Bedstraw 



Beech 



Blue 

 Beechdrops 

 Beggar-ticks, Common 



Swamp 

 Bellflower 

 Bellwort 



Common 

 Benjamin Bush 

 Berberis 

 Betula 

 Bidens 

 Bindweed 



Biack 

 Birch 

 Bitter-Nut 

 Bittersweet 



Climbing 



Shrubby 

 Blackberry 

 Black-eyed Susan 

 Black Gum 

 Bladderwort 

 Blood-root 

 Blue Beech 

 Blueberry 

 Blue Curls 

 Blue Flag 

 Blue )oint 

 Bluets 

 Blue Weed 

 Bcehmeria 

 Boneset, Upland 

 Jiotrychium 

 Bouncing Bet 

 Brachyeiytrum 

 Brake 

 Brasenia 

 Brassica 

 Brier, Sweet 

 Bromus 



Broom-rape, Naked 

 Brunella 



132 



71 

 52 



37 



61 

 45 

 45 

 50 

 82 

 82 

 68 

 6 

 71 

 45 

 58 

 67 

 71 

 71 

 59 

 16 

 10 

 24 

 44 



73 

 51 

 62 

 79 



102 

 36 

 58 

 69 

 39 



113 

 11 



100 



109 



6 



8 



26 



104 

 61 

 64 



