Adiantum pedatum (northern maidenhair fern)

Ageratina altissima ‘Chocolate’ (white snakeroot ‘Chocolate’)

Allium cernuum (nodding wild onion)

Amelanchier laevis (Allegheny juneberry)

Amorpha canescens (lead plant)

Arisaema triphyllum (Jack-in-the-pulpit)

Arnoglossum plantagineum (prairie indian plantain)

Aronia melanocarpa (black chokeberry)

Asarum canadense (wild ginger)

Asclepias incarnata (swamp milkweed)