Helianthus besseyi
| Helianthus besseyi Bates, Amer. Bot. (Binghampton) 20: 17. 1914. | | NEBRASKA |
Helianthus esculentus
| Helianthus esculentus Warczewicz, Allg. Gartenzeitung 20: 293. 1852. | | |
Helianthus mollissimus
| Helianthus mollissimus E. Watson, Pap. Michigan Acad. Sci. 9: 432. 1929. | | MISSOURI |
Helianthus neomexicanus
| Helianthus neomexicanus Wooton & Standley, Contr. U.S. Natl. Herb. 16: 190. 1913. | | NEW MEXICO: Grant Co.: Mangas Springs, 19 Aug 1902, Wooton s.n. (holotype: US). |
Helianthus serotinus
| Helianthus serotinus Tausch, Flora 11: 504. 1828. | | |
Helianthus strumosus subsp. tomentosus
| Helianthus strumosus Linnaeus, subsp. tomentosus (Michaux) Anashchenko, Bot. Zhurn. (Moscow & Leningrad) 59: 1480. 1974. | Helianthus tomentosus Michaux 1803. | |
Helianthus subcanescens
| Helianthus subcanescens (A. Gray) E. Watson, Pap. Michigan Acad. Sci. 9: 430. 1929. | Helianthus tuberosus Linnaeus, var. subcanescens A. Gray 1884. | |
Helianthus tomentosus
| Helianthus tomentosus Michaux, Fl. Bor.-Amer. 2: 141. 1803. | | ILLINOIS |
Helianthus tuberosus var. multituberculatus
| Helianthus tuberosus Linnaeus, var. multituberculatus Cockerell, Monthly Bull. Calif. Comiss. Hort. 8(5): 6. 1919. | | |
Helianthus tuberosus var. albus
| Helianthus tuberosus Linnaeus, var. albus Alefeld, Landw. Fl. 173. 1866. | | |
Helianthus tuberosus var. albus
| Helianthus tuberosus Linnaeus, var. albus Cockerell, Amer. Naturalist 53: 189. 1919, non Alefeld 1866. | | |
Helianthus tuberosus var. alexandri
| Helianthus tuberosus Linnaeus, var. alexandri Cockerell, Amer. Naturalist 53: 188. 1919. | | MICHIGAN |
Helianthus tuberosus var. fusiformis
| Helianthus tuberosus Linnaeus, var. fusiformis Cockerell, Amer. Naturalist 53: 189. 1919. | | |
Helianthus tuberosus var. lutescens
| Helianthus tuberosus Linnaeus, var. lutescens Alefeld, Landw. Fl. 173. 1866. | | |
Helianthus tuberosus var. nebrascensis
| Helianthus tuberosus Linnaeus, var. nebrascensis Cockerell, Amer. Naturalist 53: 188. 1919. | | NEBRASKA: Webster Co.: Red Cloud, |
Helianthus tuberosus var. oblongifolius
| Helianthus tuberosus Linnaeus, var. oblongifolius Alefeld, Landw. Fl. 173. 1866. | | |
Helianthus tuberosus var. purpurellus
| Helianthus tuberosus Linnaeus, var. purpurellus Cockerell, Amer. Naturalist 53: 188. 1919. | | |
Helianthus tuberosus var. purpureus
| Helianthus tuberosus Linnaeus, var. purpureus Cockerell, Amer. Naturalist 53: 190. 1919. | | |
Helianthus tuberosus var. ruber
| Helianthus tuberosus Linnaeus, var. ruber Alefeld, Landw. Fl. 173. 1866. | | |
Helianthus tuberosus var. subcanescens
| Helianthus tuberosus Linnaeus, var. subcanescens A. Gray, Syn. Fl. N. Amer. 1(2): 280. 1884. | | MINNESOTA: Without data, Kennicot s.n. (lectotype: GH). Lectotypified by Heiser et al., Mem. Torrey Bot. Club 22: 126. 1969. |
Helianthus tuberosus var. typicus
| Helianthus tuberosus Linnaeus, var. typicus Cockerell, Amer. Naturalist 53: 188. 1919, nom. inadmiss. | Helianthus tuberosus Linnaeus 1753. | |
Helianthus vicetinus
| Helianthus vicetinus Turra ex Zahghieri, Atti Soc. Ital. Sci. Nat. 11: 389. 1868. | | |