| Allium tricoccum |
Ramps, Wild leek, Rampscallions |
Live plant |
| Alnus serrulata |
Smooth alder, Hazel alder |
Live plant |
| Amauropelta noveboracensis |
New york fern |
Live plant |
| Amelanchier arborea |
Downy serviceberry |
Live plant |
| Amelanchier canadensis |
Canadian serviceberry |
Live plant |
| Amelanchier laevis |
Smooth serviceberry |
Live plant |
| Ammannia latifolia |
Koehne's ammannia, Pink redstem, Purple ammannia |
Live plant |
| Amorpha fruticosa |
False indigo-bush, Tall indigo-bush |
Live plant |
| Amsonia tabernaemontana |
Blue star |
Live plant |
| Anatherum glomeratum |
Bushy bluestem, Bushy beardgrass |
Live plant |
| Anatherum gyrans |
Elliott's bluestem, Bluestem, Broomsedge |
Live plant |
| Anchistea virginica |
Virginia chain fern |
Live plant |
| Andersonglossum virginianum |
Wild comfrey |
Live plant |
| Andropogon gerardii |
Big bluestem, Turkeyfoot |
Seeds |
| Andropogon virginicus |
Broomsedge |
Live plant |
| Anemone quinquefolia var. quinquefolia |
Wood anemone |
Live plant |
| Anemone virginiana var. virginiana |
Tall anemone, Thimbleweed |
Live plant |
| Angelica venenosa |
Hairy angelica |
Live plant |
| Antennaria neglecta |
Field pussytoes |
Live plant |
| Antennaria plantaginifolia |
Plantain-leaved pussytoes, Everlasting, Ladies' tabacco, Mouse ear, Plantain-leaved everlasting, Plantain pussytoes, Pussytoes |
Live plant |
| Antennaria solitaria |
Single-head pussytoes |
Live plant |
| Apios americana |
Groundnut |
Live plant |
| Aplectrum hyemale |
Puttyroot, Adam-and-eve |
Live plant |
| Apocynum androsaemifolium |
Spreading dogbane |
Live plant |
| Apocynum cannabinum |
Indian hemp, Hemp dogbane |
Live plant |