| Asteraceae |
|
Rudbeckia laciniata
| L. | Sp. Pl. 2: 906 | 1753 |
| Asteraceae |
|
Rudbeckia laciniata subsp. ampla
| (A. Nelson) W.A. Weber | Phytologia 51(6): 375 | 1982 |
| Asteraceae |
|
Rudbeckia laciniata var. ampla
| (A. Nelson) Cronquist | Vasc. Pl. Pacific N.W. 5: 280 | 1955 |
| Asteraceae |
|
Rudbeckia laciniata var. bipinnata
| Perdue | Rhodora 64(760): 328-329 | 1962 |
| Asteraceae |
|
Rudbeckia laciniata var. digitata
| (Mill.) Fiori | Fl. Italia 3: 300 | 1904 |
| Asteraceae |
|
Rudbeckia laciniata var. gaspereauensis
| Fernald | Rhodora 24: 205 | 1922 |
| Asteraceae |
|
Rudbeckia laciniata var. heterophylla
| (Torr. & A. Gray) Fernald & B.G. Schub. | Rhodora 50(595): 172 | 1948 |
| Asteraceae |
|
Rudbeckia laciniata var. hortensis
| Bailey | | |
| Asteraceae |
|
Rudbeckia laciniata var. humilis
| A. Gray | Syn. Fl. N. Amer. 1(2): 262 | 1884 |
| Asteraceae |
|
Rudbeckia laciniata subsp. laciniata
| | | |
| Asteraceae |
|
Rudbeckia laciniata var. laciniata
| | | |