Aster phyllocephalus
| Aster phyllocephalus (de Candolle) Kuntze, Revis. Gen. Pl. 1: 316. 1891. | BASIONYM: Haplopappus phyllocephalus de Candolle 1836. | |
Eriocarpum floridanum
| Eriocarpum floridanum Gandoger, Bull. Soc. Bot. France 65: 41. 1918. | | TYPE: FLORIDA: Escambia Co.: Pensacola, s.d., Tracy 8515 (holotype: LY; isotypes: G, GH, US). |
Eriocarpum megacephalum
| Eriocarpum megacephalum Nash, Bull. Torrey Bot. Club 23: 107. 1896. | | TYPE: FLORIDA: Manatee Co.: Palmetto, S shore of Sneeds Island, near mouth of Manatee River, 21-23 Aug 1895, Nash 2432 (holotype: NH; isotypes: G, GH, MICH, ND-G, PH, US). |
Eriocarpum phyllocephalum
| Eriocarpum phyllocephalum (de Candolle) Greene, Erythea 3: 15. 1895. | BASIONYM: Haplopappus phyllocephalus de Candolle 1836. | |
Eriocarpum rubiginosum var. phyllocephalum
| Eriocarpum rubiginosum (Torrey & A. Gray) Britton, var. phyllocephalum (de Candolle) A. Heller, Contr. Herb. Franklin Marshall Coll. 1: 101. 1895. | BASIONYM: Haplopappus phyllocephalus de Candolle 1836. | |
Eriocarpum tracyi
| Eriocarpum tracyi Gandoger, Bull. Soc. Bot. France 65: 41. 1918. | | TYPE: FLORIDA: Manatee Co.: Palmetto, Sneeds Island, 9 Sep 1899, Tracy 6354 (holotype: LY; isotypes: GH, US). |
Haplopappus megacephalus
| Haplopappus megacephalus (Nash) Hitchcock, Trans. Kansas Acad. Sci. 16: 131. 1899. | BASIONYM: Eriocarpum megacephalum Nash 1896. | |
Haplopappus phyllocephalus
| Haplopappus phyllocephalus de Candolle, Prodr. 5: 347. 1836. | | TYPE: MEXICO: Tamaulipas: Between San Fernando and Matamoros, 1832, Berlandier 2278 (holotype: G-DC; isotypes: G, GH, K, NY). |
Haplopappus phyllocephalus subsp. megacephalus
| Haplopappus phyllocephalus de Candolle, subsp. megacephalus (Nash) H. M. Hall, Publ. Carnegie Inst. Wash. 389: 59. 1928. | BASIONYM: Eriocarpum megacephalum Nash 1896. | |
Haplopappus phyllocephalus subsp. typicus
| Eriocarpum phyllocephalus de Candolle, subsp. typicus H. M. Hall, Publ. Carnegie Inst. Wash. 389: 58. 1928, nom. inadmiss. | BASIONYM: Haplopappus phyllocephalus de Candolle 1836. | |
Haplopappus phyllocephalus var. genuinus
| Haplopappus phyllocephalus de Candolle, var. genuinus S. F. Blake, Contr. Gray Herb. 52: 22. 1917, nom. inadmiss. | BASIONYM: Haplopappus phyllocephalus de Candolle 1836. | |
Haplopappus phyllocephalus var. megacephalus
| Haplopappus phyllocephalus de Candolle, var. megacephalus (Nash) Waterfall, Rhodora 62: 321. 1960. | BASIONYM: Eriocarpum megacephalum Nash 1896. | |
Haplopappus rubiginosus var. phyllocephalus
| Haplopappus rubiginosus Torrey & A. Gray, var. phyllocephalus (de Candolle) A. Gray, Syn. Fl. N. Amer. 1(2): 130. 1884. | BASIONYM: Haplopappus phyllocephalus de Candolle 1836. | |
Machaeranthera phyllocephala
| Machaeranthera phyllocephala (de Candolle) Shinners, Field & Lab. 18: 40. 1950. | BASIONYM: Haplopappus phyllocephalus de Candolle 1836. | |
Machaeranthera phyllocephala var. megacephala
| Machaeranthera phyllocephala (de Candolle) Shinners, var. megacephala (Nash) Shinners, Field & Lab. 18: 40. 1950. | BASIONYM: Eriocarpum megacephalum Nash 1896. | |
Rayjacksonia phyllocephala var. megacephala
| Rayjacksonia phyllocephala (de Candolle) R. L. Hartman & M. A. Lane, var. megacephala (Nash) D. B. Ward, Phytologia 94: 467. 2012. | BASIONYM: Eriocarpum megacephalum Nash 1896. | |
Sideranthus megacephalus
| Sideranthus megacephalus (Nash) Small, Fl. S.E. U.S. 1185, 1339. 1903. | BASIONYM: Eriocarpum megacephalum Nash 1896. | |
Sideranthus phyllocephalus
| Sideranthus phyllocephalus (de Candolle) Small, Fl. S.E. U.S. 1186, 1339. 1903. | BASIONYM: Haplopappus phyllocephalus de Candolle 1836. | |
Eriocarpum glaucum
| Eriocarpum glaucum Gandoger, Bull. Soc. Bot. France 65: 41. 1918. | | TYPE: TEXAS: Galveston Co.: Galveston Island, s.d., Tracy 7365 (holotype: LY; isotypes: G, GH, US). |
Eriocarpum rubiginosum
| Eriocarpum rubiginosum (Torrey & A. Gray) Britton, in Porter & Britton, Mem. Torrey Bot. Club 5: 316. 1894. | BASIONYM: Haplopappus rubiginosus Torrey & A. Gray 1842. | |
Haplopappus phyllocephalus var. rubiginosus
| Haplopappus phyllocephalus de Candolle, var. rubiginosus (Torrey & A. Gray) S. F. Blake, Contr. Gray Herb. 52: 22. 1917. | BASIONYM: Haplopappus rubiginosus Torrey & A. Gray 1842. | |
Haplopappus rubiginosus
| Haplopappus rubiginosus Torrey & A. Gray, Fl. N. Amer. 2; 240. 1842. | | TYPE: TEXAS: Austin Co.: San Felipe de Austin, 1835, Drummond 110 (holotype: GH; isotypes: F, GH). |
Sideranthus rubiginosus
| Sideranthus rubiginosus (Torrey & A. Gray) Britton ex Rydberg, Bull. Torrey Bot. Club 27: 621. 1900. | BASIONYM: Haplopappus rubiginosus Torrey & A. Gray 1842. | |