.
| Family | Scientific Name | Common Name | Habitat | Distribution | Image |
|---|
| Asteraceae | Rudbeckia hirta | | Non-standard. Added for North Carolina Botanical Garden planted species. | | |
| Asteraceae | Rudbeckia hirta var. angustifolia | Coastal Plain Black-eyed Susan | Longleaf pine woodlands, other dry sandy woodlands. | SC south to FL, west to TX. | 
|
| Asteraceae | Rudbeckia hirta var. floridana | Florida Black-eyed Susan | Pastures, old fields, roadsides. | Endemic to FL peninsula. | 
|
| Asteraceae | Rudbeckia hirta var. hirta | Woodland Black-eyed Susan | Fields, roadsides, woodlands. | ME and MI south to GA and MS. | 
|
| Asteraceae | Rudbeckia hirta var. pulcherrima | Weedy Black-eyed Susan | Roadsides, fields. | NL (Newfoundland) and BC south to FL, TX, CA, and beyond. | 
|