Asteraceae | |
Helianthus acuminatus
| S.F. Blake | J. Washington Acad. Sci. 16: 219 | 1926 |
Asteraceae | |
Helianthus agrestis
| Pollard | Proc. Biol. Soc. Washington 13(38): 184 | 1900 |
Asteraceae | |
Helianthus alienus
| E. Watson | Pap. Michigan Acad. Sci. 9: 406–407, pl. 60 | 1929 |
Asteraceae | |
Helianthus altissimus
| L. | Sp. Pl. (ed. 2) 2: 1278 | 1763 |
Asteraceae | |
Helianthus ambiguus
| (Torr. & A. Gray) Britton | Man. Fl. N. States 993 | 1901 |
Asteraceae | |
Helianthus ambulans
| E. Watson | Pap. Michigan Acad. Sci. 9: 456–458, pl. 81–82 | 1929 |
Asteraceae | |
Helianthus amplexicaulis
| DC. | Prodr. 5: 589 | 1836 |
Asteraceae | |
Helianthus angustifolius
| L. | Sp. Pl. 2: 906 | 1753 |
Asteraceae | ! |
Helianthus annuus
| L. | Sp. Pl. 2: 904–905 | 1753 |
Asteraceae | |
Helianthus anomalus
| S.F. Blake | J. Washington Acad. Sci. 21(14): 333 | 1931 |
Asteraceae | |
Helianthus apricus
| Lunell | Amer. Midl. Naturalist 1: 237 | 1910 |
Asteraceae | |
Helianthus araucanus
| Phil. | Anales Univ. Chile 90: 39 | 1895 |
Asteraceae | |
Helianthus arenicola
| E. Watson | Pap. Michigan Acad. Sci. 9: 453–455, pl. 78–79 | 1929 |
Asteraceae | |
Helianthus argenteus
| Kunth | Nov. Gen. Sp. (folio ed.) 4: 173, t. 376 | 1820 [1818] |
Asteraceae | |
Helianthus argentinus
| A.A. Sáenz | Darwiniana 22: 64 | 1979 |
Asteraceae | |
Helianthus argophyllus
| Torr. & A. Gray | Fl. N. Amer. 2(2): 318–319 | 1842 |
Asteraceae | |
Helianthus aridus
| Rydb. | Bull. Torrey Bot. Club 32(3): 127 | 1905 |
Asteraceae | |
Helianthus aristatus
| Elliott | Sketch Bot. S. Carolina 2(5): 428–429 | 1824 [1823] |
Asteraceae | |
Helianthus arizonensis
| R.C. Jacks. | Brittonia 15(3): 266, f. 2 | 1963 |
Asteraceae | |
Helianthus atacamensis
| Phil. | Anales Mus. Nac. Santiago de Chile 8: 48 | 1891 |
Asteraceae | |
Helianthus atrorubens
| L. | Sp. Pl. 2: 906 | 1753 |
Asteraceae | ** |
Helianthus atrorubens
| Lam. | Encycl. 3(1): 86 | 1789 |
Asteraceae | |
Helianthus attenuatus
| E. Watson | Pap. Michigan Acad. Sci. 9: 416–417, pl. 64 | 1929 |
Asteraceae | |
Helianthus aureus
| DC. | Nov. Gen. et Sp. 4: 224 | |
Asteraceae | |
Helianthus aureus
| Kunth | Nov. Gen. Sp. (folio ed.) 4: 176 | 1820 [1818] |
Asteraceae | |
Helianthus australis
| Phil. | Anales Univ. Chile 90: 36 | 1895 |
Asteraceae | * |
Helianthus australis
| Small | Fl. S.E. U.S. 1268 | 1903 |
Asteraceae | * |
Helianthus baillonianus
| M. Gómez | Anales Soc. Esp. Hist. Nat. 19: 273 | 1890 |
Asteraceae | ** |
Helianthus besseriana
| Benth. & Hook. | Gen. Pl. 2(1): 376 | 1873 |
Asteraceae | |
Helianthus bolanderi
| A. Gray | Proc. Amer. Acad. Arts 6: 544 | 1865 |
Asteraceae | |
Helianthus borealis
| E. Watson | Pap. Michigan Acad. Sci. 9: 411–412, pl. 63 | 1929 |
Asteraceae | |
Helianthus bracteatus
| E. Watson | Pap. Michigan Acad. Sci. 9: 393–394, pl. 53 | 1929 |
Asteraceae | |
Helianthus brevifolius
| E. Watson | Pap. Michigan Acad. Sci. 9: 448–449, pl. 74 | 1929 |
Asteraceae | |
Helianthus buccinatus
| Sessé & Moc. | Fl. Mexic. (ed. 2) 193 | 1894 |
Asteraceae | |
Helianthus buddlejiformis
| DC. | Prodr. 5: 588 | 1836 |
Asteraceae | |
Helianthus californicus
| DC. | Prodr. 5: 589 | 1836 |
Asteraceae | ** |
Helianthus calvus
| Sch. Bip. | Linnaea 34: 528 | 1865 |
Asteraceae | |
Helianthus campestris
| (Griseb.) Kuntze | Revis. Gen. Pl. 3(3): 157 | 1898 |
Asteraceae | |
Helianthus canescens
| Michx. | Fl. Bor.-Amer. 2: 140 | 1803 |
Asteraceae | |
Helianthus canus
| (Britton) Wooton & Standl. | Contr. U.S. Natl. Herb. 16(4): 190 | 1913 |
Asteraceae | |
Helianthus carnosus
| Small | Torreya 2(5): 74–75 | 1902 |
Asteraceae | |
Helianthus cernuus
| (DC.) Benth. & Hook. f. | Gen. Pl. 2(1): 376 | 1873 |
Asteraceae | |
Helianthus chartaceus
| E. Watson | Pap. Michigan Acad. Sci. 9: 450–451, pl. 76 | 1929 |
Asteraceae | |
Helianthus ciliaris
| DC. | Prodr. 5: 587 | 1836 |
Asteraceae | |
Helianthus cinereus
| Torr. & A. Gray | Fl. N. Amer. 2(2): 324 | 1842 |
Asteraceae | |
Helianthus coloradensis
| Cockerell | Proc. Biol. Soc. Washington 27(2): 6–8 | 1914 |
Asteraceae | |
Helianthus copiapinus
| Phil. | Anales Univ. Chile 90: 37 | 1895 |
Asteraceae | |
Helianthus cornifolia
| Kunth | Nov. Gen. Sp. (folio ed.) 4: 175 | 1820 [1818] |
Asteraceae | |
Helianthus couplandii
| B. Boivin | Phytologia 23(1): 72 | 1972 |
Asteraceae | |
Helianthus crassifolius
| Nutt. | Trans. Amer. Philos. Soc., n.s. 7: 367 | 1841 |
Asteraceae | |
Helianthus crenatus
| R.C. Jacks. | Madroño 15(2): 55–57 | 1957 |
Asteraceae | |
Helianthus cucumerifolius
| Torr. & A. Gray | Fl. N. Amer. 2(2): 319 | 1842 |
Asteraceae | |
Helianthus cusickii
| A. Gray | Proc. Amer. Acad. Arts 21(2): 413 | 1886 |
Asteraceae | |
Helianthus dalyi
| Britton | J. New York Bot. Gard. 2(18): 89–90 | 1901 |
Asteraceae | |
Helianthus dealbatus
| A. Gray | Syn. Fl. N. Amer. 1(2): 280 | 1884 |
Asteraceae | |
Helianthus debilis
| Nutt. | Trans. Amer. Philos. Soc., n.s. 7: 367 | 1841 |
Asteraceae | |
Helianthus decapetalus
| L. | Sp. Pl. 2: 905 | 1753 |
Asteraceae | |
Helianthus dentatus
| Cav. | Icon. 3(1): 10, pl. 220 | 1794 [1795] |
Asteraceae | |
Helianthus deserticola
| Heiser | Proc. Indiana Acad. Sci. 70: 209, 212, f. 1 | 1960 |
Asteraceae | |
Helianthus devernii
| T.M. Draper | Madroño 68(1): 52–53, F. 1, 2 | 2021 |
Asteraceae | |
Helianthus diffusus
| Sims | Bot. Mag. 45: pl. 2020 | 1818 |
Asteraceae | |
Helianthus discolor
| S.F. Blake | J. Washington Acad. Sci. 16: 220 | 1926 |
Asteraceae | |
Helianthus dissectifolius
| R.C. Jacks. | Brittonia 15: 268 | 1963 |
Asteraceae | |
Helianthus divaricatus
| L. | Sp. Pl. 2: 906 | 1753 |
Asteraceae | |
Helianthus × divariserratus
| R.W. Long | Rhodora 56(669): 200 | 1954 |
Asteraceae | |
Helianthus doronicoides
| Lam. | Encycl. 3(1): 84 | 1789 |
Asteraceae | |
Helianthus dowellianus
| M.A. Curtis | Amer. J. Sci. Arts 44(1): 82 | 1843 |
Asteraceae | |
Helianthus eggertii
| Small | Fl. S.E. U.S. 1267, 1340 | 1903 |
Asteraceae | |
Helianthus elegans
| E. Watson | Pap. Michigan Acad. Sci. 9: 374–375, pl. 51 | 1929 |
Asteraceae | |
Helianthus elongatus
| Small | Fl. S.E. U.S. 1266, 1340 | 1903 |
Asteraceae | |
Helianthus erythrocarpus
| Bartl. | Linnaea 14(Lit.): 125 | 1840 |
Asteraceae | |
Helianthus esculentus
| Warsz. | Allg. Gartenzeitung 20: 293 | 1852 |
Asteraceae | |
Helianthus exasperatus
| E. Watson | Pap. Michigan Acad. Sci. 9: 455–456, pl. 80 | 1929 |
Asteraceae | |
Helianthus excelsus
| Willd. | Sp. Pl. 3(3): 2243 | 1803 |
Asteraceae | |
Helianthus excubitor
| E. Watson | Pap. Michigan Acad. Sci. 9: 396, pl. 54 | 1929 |
Asteraceae | |
Helianthus exilis
| A. Gray | Proc. Amer. Acad. Arts 6: 545 | 1865 |
Asteraceae | |
Helianthus fascicularis
| Greene | Pl. Baker. 3: 28–29 | 1901 |
Asteraceae | |
Helianthus filiformis
| Small | Fl. S.E. U.S. 1265–1266, 1340 | 1903 |
Asteraceae | |
Helianthus floribundus
| E. Watson | Pap. Michigan Acad. Sci. 9: 405, pl. 59 | 1929 |
Asteraceae | |
Helianthus floridanus
| A. Gray ex Chapm. | Fl. South. U.S. (ed. 2) 629 | 1883 |
Asteraceae | |
Helianthus formosus
| E. Watson | Pap. Michigan Acad. Sci. 9: 445–446, pl. 72 | 1929 |
Asteraceae | |
Helianthus fulgidus
| (Aiton) Krause | Deutschl. Fl. (Sturm), ed. 2. 13: 165 | 1905 |
Asteraceae | |
Helianthus gayanus
| Phil. | Anales Univ. Chile 90: 39 | 1895 |
Asteraceae | * |
Helianthus giganteus
| Cav. | Icon. t. 219 | 1795 |
Asteraceae | ! |
Helianthus giganteus
| L. | Sp. Pl. 2: 905–906 | 1753 |
Asteraceae | |
Helianthus gigas
| Michx. | Fl. Bor.-Amer. 2: 141 | 1803 |
Asteraceae | |
Helianthus glaucophyllus
| D.M. Sm. | Brittonia 10(4): 192–194, f. 1 | 1958 |
Asteraceae | |
Helianthus glaucus
| Small | Bull. Torrey Bot. Club 25(9): 480 | 1898 |
Asteraceae | |
Helianthus glutinosus
| Hook. & Arn. | Bot. Beechey Voy. 33 | 1830 |
Asteraceae | |
Helianthus gracilentus
| A. Gray | Proc. Amer. Acad. Arts 11: 77–78 | 1876 |
Asteraceae | |
Helianthus grandiceps
| S.F. Blake | Contr. U.S. Natl. Herb. 22(8): 621 | 1924 |
Asteraceae | |
Helianthus grandiflorus
| Wender. | Ind. Sem. Hort. Acad. Marb. | 1835 |
Asteraceae | |
Helianthus grosseserratus
| M. Martens | Index Seminum (Louvain) [4] | 1839 |
Asteraceae | |
Helianthus hastatus
| Sessé & Moc. | Pl. Nov. Hisp. 147 | 1887 [1890] |
Asteraceae | |
Helianthus heiseri
| R.C. Jacks. | Madroño 15(2): 54–56 | 1957 |
Asteraceae | ** |
Helianthus heteropappus
| Gillies ex Hook. & Arn. | J. Bot. (Hooker) 3: 314 | 1841 |
Asteraceae | |
Helianthus heterophyllus
| Nutt. | J. Acad. Nat. Sci. Philadelphia 7(1): 74 | 1834 |
Asteraceae | |
Helianthus hirsutus
| Raf. | Ann. Nat. 1: 14 | 1820 |
Asteraceae | |
Helianthus hirtus
| (L.) E.H.L. Krause | Deutschl. Fl. (Sturm), ed. 2. 13: 166 | 1905 |
Asteraceae | |
Helianthus hookerianus
| DC. | Prodr. 5: 590 | 1836 |