| Coreopsis tripteris |
Tall coreopsis, Tall tickseed |
Live plant |
| Coreopsis verticillata |
Whorled coreopsis, Thread-leaf coreopsis |
Live plant |
| Cornus alternifolia |
Alternate-leaf dogwood, Pagoda cornel, Pagoda dogwood |
Live plant |
| Cornus amomum |
Silky dogwood |
Live plant |
| Cornus florida |
Flowering dogwood |
Live plant |
| Cornus racemosa |
Gray dogwood |
Live plant |
| Corylus americana |
American hazelnut, American filbert |
Live plant |
| Crataegus phaenopyrum |
Washington hawthorn |
Live plant |
| Crataegus uniflora |
One-flowered hawthorn |
Live plant |
| Crataegus viridis |
Green hawthorn |
Live plant |
| Crotalaria sagittalis |
Rattlebox, Arrowhead rattlebox |
Live plant |
| Cryptotaenia canadensis |
Honewort |
Live plant |
| Cunila origanoides |
Common dittany, Wild oregano, Stonemint |
Live plant |
| Cynanchum laeve |
Honeyvine, Sandvine |
Live plant |
| Danthonia spicata |
Poverty oatgrass |
Live plant |
| Decodon verticillatus |
Swamp loosestrife, Water-willow |
Live plant |
| Delphinium tricorne |
Dwarf larkspur |
Live plant |
| Dennstaedtia punctilobula |
Hay-scented fern |
Live plant |
| Desmodium canescens |
Hoary tick-trefoil |
Live plant |
| Desmodium ciliare |
Hairy small-leaf tick-trefoil |
Live plant |
| Desmodium glabellum |
Dillenius' tick-trefoil |
Live plant |
| Desmodium laevigatum |
Smooth tick-trefoil |
Live plant |
| Desmodium marilandicum |
Smooth small-leaf tick-trefoil, Maryland tick-trefoil |
Live plant |
| Desmodium paniculatum |
Narrow-leaf tick trefoil, Panicled tick trefoil, Velcro vine |
Live plant |
| Desmodium perplexum |
Perplexing tick-trefoil |
Live plant |