Senecio aureus
| Senecio aureus Linnaeus, Sp. Pl. 870. 1753. | | TYPE: VIRGINIA: Without data, Clayton 249 (286?) (lectotype: BM). Lectotypified by Fernald, Rhodora 45: 495. 1943. |
Senecio rotundifolius
| Senecio rotundifolius Stokes, Bot. Mat. Med. 4: 215. 1812, nom. illegit. | BASIONYM: Senecio aureus Linnaeus 1753. | |
Senecio aureus forma ecoronatus
| Senecio aureus Linnaeus, forma ecoronatus (Fernald) Fernald, Rhodora 45: 502. 1943. | BASIONYM: Senecio pseudaureus Rydberg, forma ecoronatus Fernald 1928. | |
Senecio aureus var. aquilonius
| Senecio aureus Linnaeus, var. aquilonius Fernald, Rhodora 45: 500, pl. 803. 1943. | | TYPE: CANADA: Quebec: Gaspe Co.: Low's trail from the forks of Riviere Ste. Anne des Monts to Table Topped Mountain, 14 Aug 1906, Fernald & Collins 766 (holotype: GH). |
Senecio aureus var. aurantiacus
| Senecio aureus Linnaeus, var. aurantiacus Farwell, Amer. Midl. Naturalist 12: 74. 1930. | | TYPE: MICHIGAN: Wayne Co.: Plymouth, 30 May 1929, Farwell 8378 (lectotype: BLH; isolectotype: MICH). Lectotypified by McVaugh et al., Cranbrook Inst. Sci. Bull. 34: 67. 1953. |
Senecio aureus var. gracilis
| Senecio aureus Linnaeus, var. gracilis (Pursh) Hooker, Fl. Bor.-Amer. 1: 333. 1833. | BASIONYM: Senecio gracilis Pursh 1814. | |
Senecio aureus var. intercursus
| Senecio aureus Linnaeus, var. intercursus Fernald, Rhodora 45: 499, pl. 802. 1943. | | TYPE: MASSACHUSETTS: Middlesex Co.: Tewksbury, 7 Jun 1902, Williams s.n. (holotype: GH). |
Senecio aureus var. var. ashei
| Senecio aureus Linnaeus, var. ashei Greenman, Ann. Missouri Bot. Gard. 16: 406, pl. 35. 1929. | | TYPE: VIRGINIA: Smyth Co.: Near Marion, s.d., Ashe s.n. (holotype: MO?). |
Senecio gracilis
| Senecio gracilis Pursh, Fl. Amer. Sept. 529. 1814. | | TYPE: PENNSYLVANIA: |
Senecio pseudaureus forma ecoronatus
| Senecio pseudaureus Rydberg, forma ecoronatus Fernald, Rhodora 30: 225. 1928. | | TYPE: CANADA: Quebec: Gaspe Co.: N. fork of Madeleine River, 31 Jul 1923, Fernald et al. 26097 (holotype: GH). |