Cunigunda purpurea
| Cunigunda purpurea (Linnaeus) Lunell, Amer. Midl. Naturalist 5: 35. 1917. | BASIONYM: Eupatorium purpureum Linnaeus 1753. | |
Eupatoriadelphus purpureus
| Eupatoriadelphus purpureus (Linnaeus) R. M. King & H. Robinson, Phytologia 19: 432. 1970. | BASIONYM: Eupatorium purpureum Linnaeus 1753. | |
Eupatorium purpureum
| Eupatorium purpureum Linnaeus, Sp. Pl. 838. 1753. | | TYPE: Without data (lectotype: LINN 978.13). Lectotypified by Wiegand & Weatherby, Rhodora 39: pl. 466. 1937. |
Eupatorium purpureum subsp. typicum
| Eupatorium purpureum Linnaeus, subsp. typicum Voss, Vilm. Blumengärtn., ed. 3. 1: 447. 1894, nom. inadmiss. | BASIONYM: Eupatorium purpureum Linnaeus 1753. | |
Eupatorium falcatum
| Eupatorium falcatum Michaux, Fl. Bor.-Amer. 2: 99. 1803. | | TYPE: OHIO: |
Eupatorium fuscorubrum
| Eupatorium fuscorubrum Walter, Fl. Carol. 199. 1788. | | TYPE: SOUTH CAROLINA: |
Eupatorium maculatum forma anomalum
| Eupatorium maculatum Linnaeus, forma anomalum Victorin, Naturaliste Canad. 71: 208. 1944. | | TYPE: CANADA: |
Eupatorium maculatum forma tegulosum
| Eupatorium maculatum Linnaeus, forma tegulosum B. Boivin, Svensk Bot. Tidskr. 53: 341. 1959. | | TYPE: CANADA: Manitoba: |
Eupatorium purpureum forma anomalum
| Eupatorium purpureum Linnaeus, forma anomalum (Victorin) B. Boivin, Naturaliste Canad. 94: 646. 1967. | BASIONYM: Eupatorium maculatum Linnaeus, forma anomalum Victorin 1944. | |
Eupatorium purpureum forma decolor
| Eupatorium purpureum Linnaeus, forma decolor F. C. Seymour, Fl. Vermont, ed. 4. 344. 1969. | | TYPE: MASSACHUSETTS/VERMONT: |
Eupatorium purpureum forma depressum
| Eupatorium purpureum Linnaeus, forma depressum Jennings, Castanea 7: 47. 1942. | | TYPE: PENNSYLVANIA: |
Eupatorium purpureum forma falcatum
| Eupatorium purpureum Linnaeus, forma falcatum (Michaux) Voss, Vilm. Blumengärtn., ed. 3. 1: 447. 1894. | BASIONYM: Eupatorium falcatum Michaux 1803. | |
Eupatorium purpureum forma laciniatum
| Eupatorium purpureum Linnaeus, forma laciniatum Jennings, Castanea 7: 47. 1942. | | TYPE: PENNSYLVANIA: |
Eupatorium purpureum forma tegulosum
| Eupatorium purpureum Linnaeus, forma tegulosum (B. Boivin) B. Boivin, Phytologia 23: 11. 1972. | BASIONYM: Eupatorium maculatum Linnaeus, forma tegulosum B. Boivin 1959. | |
Eupatorium purpureum forma trifoliatum
| Eupatorium purpureum Linnaeus, forma trifoliatum (Linnaeus) Voss, Vilm. Blumengärtn., ed. 3. 1: 447. 1894. | BASIONYM: Eupatorium trifoliatum Linnaeus 1753. | |
Eupatorium purpureum var. album
| Eupatorium purpureum Linnaeus, var. album Barratt, Eupatoria Verticillata (1). 1841. | | |
Eupatorium purpureum var. falcatum
| Eupatorium purpureum Linnaeus, var. falcatum (Michaux) Britton, in Porter & Britton, Mem. Torrey Bot. Club 5: 312. 1894. | BASIONYM: Eupatorium falcatum Michaux 1803. | |
Eupatorium purpureum var. ovatum
| Eupatorium purpureum Linnaeus, var. ovatum A. W. Wood, Class-Book Bot. 184. 1845. | | |
Eupatorium purpureum var. verticillatum
| Eupatorium purpureum Linnaeus, var. verticillatum A. W. Wood, Class-Book Bot. 184. 1845. | | |
Eupatorium ternifolium
| Eupatorium ternifolium Elliott, Sketch Bot. S. Carolina 2: 306. 1823, nom. illegit. | BASIONYM: Eupatorium trifoliatum Linnaeus 1753. | |
Eupatorium trifoliatum
| Eupatorium trifoliatum Linnaeus, Sp. Pl. 837. 1753. | | TYPE: VIRGINIA: Without data (lectotype: S-LINN 336.1). Lectotypfied by Reveal, in C. E. Jarvis & Turland, Taxon 47: 361. 1998. |