| Chrysogonum virginianum | | Green and Gold |
| Chrysopsis graminifolia | | Silkgrass |
| Chrysopsis mariana | | Maryland Goldenaster |
| Cimicifuga americana | | American Bugbane |
| Collinsia verna | | Blue-eyed Mary |
| Coreopsis auriculata | | Eared Coreopsis |
| Coreopsis lanceolata | | Lance-leaved Coreopsis |
| Coreopsis pulchra | | Cumberland Coreopsis |
| Coreopsis tinctoria (dwarf) | | Garden Coreopsis |
| Coreopsis rosea | | Pink Coreopsis |
| Coreopsis verticillata | | Thread-Ieaved. Coreopsis |
| Corydalis sempervirens | | Pale Corydalis |
| Dicentra eximia | | Bleeding Hearts |
| Dodecatheon meadia | | Shooting Star |
| Dracopis amplexicaulis | | Clasping-leaved Coneflower |
| Echinacea pallida | | Pale Purple Coneflower |
| Echinacea pallida v. angustifolia | | Pale Purple Coneflower |
| Echinacea paradoxa | | Yellow Purple Coneflower |