| scientific name | common name(s) | image gallery |
| Acer negundo | Ash-leaf maple Ash-leaved maple Box elder Boxelder Fresno de guajuco | |
| Aesculus glabra | Ohio buckeye Texas buckeye Horse chestnut | |
| Amorpha fruticosa | Indigo bush False indigo bush False indigo Desert false indigo | |
| Amblyolepis setigera | Huisache daisy Butterfly daisy Honey daisy | |
| Andropogon gerardii | Big bluestem Turkeyfoot | |
| Anisacanthus quadrifidus var. wrightii | Flame acanthus Hummingbird bush Wright's desert honeysuckle Wright acanthus | |
| Aquilegia canadensis | Eastern red columbine Wild red columbine | |
| Asclepias tuberosa | Butterflyweed Butterfly milkweed Orange milkweed | |
| Bignonia capreolata | Crossvine | |
| Bouteloua curtipendula | Sideoats grama | |
| scientific name | common name(s) | image gallery |