Adam And Eve          

Adderstongue          

Adlumia          

Aethusa          

Agrimony          

Ailanthus          

Albizia          

Alder          

Alfalfa          

Alkaligrass          

Allegheny Blackberry      

Allegheny Hawkweed          

Allegheny Monkeyflower          

Allegheny Serviceberry      

Allegheny Vine          

Alliaria          

Alpine Violet          

Alsike Clover      

Alternateleaf Dogwood      

Alumroot          

Amberique-bean          

American Alkaligrass          

American Alumroot          

American Basswood      

American Beachgrass      

American Beech      

American Bittercress          

American Bittersweet      

American Black Currant      

American Black Elderberry      

American Bladdernut          

American Bluehearts          

American Bur-reed      

American Burnweed          

American Cancer-root          

American Chestnut      

American Climbing Fern          

American Cupscale      

American Dragonhead          

American Eelgrass      

American Elm      

American False Pennyroyal          

American Featherfoil          

American Ginseng