| Latin Name | Common Name | Edibility Rating | Medicinal Rating |
| Abelmoschus esculentus | Okra | 4 | 3 |
| Abies balsamea | Balsam Fir | 3 | 5 |
| Abies fraseri | She Balsam, Fraser fir, Southern Balsam Fir | 1 | 3 |
| Abies sibirica | Siberian Fir | 0 | 1 |
| Achillea millefolium | Yarrow, Boreal yarrow, California yarrow, Giant yarrow, Coast yarrow, Western yarrow, Pacific yarrow | 3 | 4 |
| Acinos rotundifolius | | 1 | 1 |
| Aconitum ferox | Indian aconite | 0 | 1 |
| Aconitum fischeri | Fischer monkshood | 0 | 1 |
| Aconitum kusnezoffii | Bei Wu Tou | 0 | 1 |
| Aconitum lycoctonum | Wolfsbane | 1 | 1 |
| Aconitum uncinatum | Wild Monkshood, Southern blue monkshood | 0 | 1 |
| Acorus calamus | Sweet Flag - Calamus | 3 | 4 |
| Acorus gramineus | Grass-leaved Sweet Rush, Japanese Sweet Flag, Dwarf Sweet Flag | 3 | 3 |
| Actaea pachypoda | White Baneberry | 0 | 2 |
| Ageratina altissima | White Snakeroot, Richweed | 0 | 2 |
| Ajuga chamaepitys | Ground Pine, Yellow bugle | 0 | 2 |
| Akebia quinata | Akebia, Chocolate vine, Fiveleaf Akebia, Chocolate Vine | 4 | 2 |
| Albizia julibrissin | Mimosa, Silktree, Mimosa Tree, | 2 | 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 canadense mobilense | Canadian Garlic | 5 | 2 |
| Allium porrum | Leek, Garden leek | 4 | 2 |
| Allium sativum | Garlic, Cultivated garlic | 5 | 5 |
| Allium sativum ophioscorodon | Serpent Garlic | 5 | 5 |
| Allium ursinum | Wild Garlic | 5 | 3 |
| Allium vineale | Crow Garlic, Wild garlic, Compact onion, False Garlic, Wild, Onion | 3 | 2 |
| Aloe vera | Aloe Vera, Barbados aloe, First Aid Plant, Medicinal Aloe | 1 | 5 |
| Anagallis arvensis | Scarlet Pimpernel | 2 | 2 |
| Anemone altaica | | 0 | 1 |
| Anethum graveolens | Dill | 4 | 3 |
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