| Latin Name | Common Name | Edibility Rating | Medicinal Rating |
| Acacia angustissima | Prairie acacia. Timbre. Fernleaf Acacia | 2 | 3 |
| Acer saccharinum | Silver Maple, River Maple, Soft Maple | 3 | 1 |
| Acer saccharum | Sugar Maple, Florida Maple, Hard Maple, Rock Maple | 4 | 2 |
| Acer saccharum nigrum | Black Maple | 4 | 1 |
| Achillea millefolium | Yarrow, Boreal yarrow, California yarrow, Giant yarrow, Coast yarrow, Western yarrow, Pacific yarrow | 3 | 4 |
| Achillea ptarmica | Sneeze-Wort, Sneezeweed | 2 | 1 |
| Actinidia arguta | Tara Vine | 5 | 0 |
| Actinidia deliciosa | Kiwi Fruit | 5 | 1 |
| Actinidia kolomikta | Kiwi | 4 | 0 |
| Actinidia purpurea | | 4 | 0 |
| Adiantum pedatum | Northern Maidenhair,American Maidenhair Fern | 0 | 2 |
| Agastache foeniculum | Anise Hyssop, Blue giant hyssop | 5 | 1 |
| Alcea rosea | Hollyhock | 3 | 2 |
| Allium ampeloprasum | Wild Leek, Broadleaf wild leek | 5 | 3 |
| Allium canadense | Canadian Garlic, Meadow garlic, Fraser meadow garlic, Hyacinth meadow garlic | 4 | 2 |
| Allium cepa aggregatum | Potato Onion | 4 | 3 |
| Allium cepa proliferum | Tree Onion, Walking Onion | 5 | 3 |
| Allium cernuum | Nodding Onion, New Mexican nodding onion | 5 | 2 |
| Allium fistulosum | Welsh Onion | 5 | 2 |
| Allium schoenoprasum | Chives, Wild chives, Flowering Onion | 5 | 2 |
| Allium tricoccum | Wood Leek, Ramp | 4 | 2 |
| Allium tuberosum | Garlic Chives, Chinese chives, Oriental Chives, | 5 | 2 |
| Alnus cordata | Italian Alder | 0 | 0 |
| Alnus incana | Grey Alder, Speckled alder, Thinleaf alder, White Alder | 0 | 0 |
| Alnus rugosa | Speckled Alder | 0 | 2 |
| Alnus serrulata | Smooth Alder, Hazel alder | 0 | 2 |
| Althaea officinalis | Marsh Mallow, Common marshmallow | 5 | 5 |
| Amelanchier alnifolia | Saskatoon, Saskatoon serviceberry, Serviceberry | 5 | 2 |
| Amelanchier arborea | Downy Serviceberry, Alabama serviceberry, Juneberry, Common Serviceberry, Downy Serviceberry | 3 | 1 |
| Amelanchier bartramiana | Oblongfruit serviceberry | 3 | 0 |
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