| Amaranthus caudatus |
Love-Lies-Bleeding; Love Lies Bleeding; Tassel Flower |
| Amaranthus hybridus |
Hybrid Amaranth; Smooth Pigweed; Green Amaranth; Red Amaranth |
| Amaranthus spinosus |
Prickly Amaranth; Spiny Pigweed. |
| Amaranthus tricolor |
Joseph's Coat; Love Lies Bleeding; Chinese Spinach |
| Amaryllis belladonna |
Belladonna Lily |
| Amberboa moschata |
Sweet Sultan |
| Amblyomma maculatum |
Gulf Coast Tick |
| Ambrosia artemisiifolia |
Annual Ragweed; Common Ragweed |
| Ambrosia polystachya |
Ragweed |
| Amniscus praemorsus |
|
| Amphilophium buccinatorium |
Red Bignonia |
| Amphitecna latifolia |
Black Calabash |
| Amynthas hawayanus |
|
| Amynthas rodericensis |
|
| Anacardium occidentale |
Cashew |
| Anadenobolus monilicornis |
|
| Anagrus |
|
| Anagyrus |
|
| Anagyrus bermudensis |
|
| Anagyrus fusciventris |
|
| Ananas comosus |
Pineapple |
| Anas platyrhynchos |
Mallard |
| Anasa scorbutica |
|
| Anastrepha obliqua |
|
| Androlaelaps |
|
| Anelaphus cinereus |
|
| Anelosimus studiosus |
Comb-Footed Spider |
| Anemopaegma karstenii |
Carrera Vine |
| Anethum graveolens |
Dill-Weed; Dillweed; May Weed |
| Angelica archangelica |
Angelica |
