| Latin Name | Common Name | Edibility Rating | Medicinal Rating |
| Abies grandis | Grand Fir, Giant Fir, Lowland White Fir | 2 | 2 |
| Acer saccharinum | Silver Maple, River Maple, Soft Maple | 3 | 1 |
| Ageratum conyzoides | Goatweed, Tropical whiteweed | 0 | 3 |
| Agrimonia eupatoria | Agrimony, Churchsteeples | 2 | 3 |
| Albizia lebbeck | Siris Tree, Woman's Tongue, East Indian Walnut | 1 | 2 |
| Alchornea cordifolia | Christmas Bush | 2 | 4 |
| Allium cepa | Onion, Garden onion | 5 | 3 |
| Allium cepa aggregatum | Potato Onion | 4 | 3 |
| Allium cepa ascalonicum | Shallot | 5 | 3 |
| Allium cepa proliferum | Tree Onion, Walking Onion | 5 | 3 |
| Alnus glutinosa | Alder, European alder , Common Alder, Black Alder | 0 | 3 |
| Alnus rhombifolia | White Alder | 1 | 2 |
| Alnus rubra | Red Alder, Oregon Alder | 2 | 2 |
| Alnus viridis crispa | American Green Alder | 1 | 2 |
| Alocasia macrorrhizos | Giant Taro, Giant Elephant Ear | 3 | 2 |
| Aloe arborescens | Candelabra Aloe, Tree Aloe, Mountain Bush Aloe | 2 | 5 |
| Aloe camperi | Aloe | 0 | 4 |
| Aloe ferox | Cape Aloe, Bitter Aloe, Red Aloe, Cape Aloe, Alligator Jaw Aloe | 2 | 5 |
| Aloe macrosiphon | Tanzanian Aloe | 0 | 4 |
| Aloe perryi | Perry's Aloe | 0 | 4 |
| Aloe vera | Aloe Vera, Barbados aloe, First Aid Plant, Medicinal Aloe | 1 | 5 |
| Ambrosia trifida | Giant Ragweed, Great ragweed, Texan great ragweed, Bitterweed, Bloodweed, Buffalo Weed, Horse Cane | 1 | 3 |
| Amianthium muscitoxicum | Fly Poison | 0 | 1 |
| Amorpha canescens | Lead Plant | 2 | 2 |
| Anacardium occidentale | Cashew, Caju | 5 | 3 |
| Ananas comosus | Pineapple | 5 | 2 |
| Andrographis paniculata | Green Chireta, Creat, Nilavembu, Kirayat, Chuan Xin Lian, King of Bitters | 1 | 4 |
| Aniba rosaeodora | Brazilian Rosewood, Rosewood-oil tree | 2 | 3 |
| Annona muricata | Sour Sop | 4 | 3 |
| Anogeissus leiocarpa | African Birch | 2 | 4 |
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