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Helianthus L., Sp. Pl.: 904 (1753); Gen. Pl., ed. 5: (1754)

Type: Helianthus annuus L.

References

Heiser, C. B. (1957). A revision of South American species of Helianthus. Brittonia 8(4): 283295.

Heiser, C. B., Smith, D. M., Clevenger, S. B., & W. C. Martin, Jr. (1969). The North American sunflowers (Heliantheae). Mem. Torrey Bot. Club 22: 1218.

Helianthus annuus L., Sp. Pl.: 904 (1753). Type: Habitat in Peru, Mexico. 0. Lectotype (selected by Watson, Pap. Michigan Acad. Sci. 9: 358, 1929): Herb. Linn. No. 1024.1 (LINN); see comments by Jarvis, 2007: 563.

Widely cultivated throughout the world and in many areas escaping and becoming naturalized. Bolivia (Santa Cruz).

Helianthus angustifolius Spreng. ex Baker in Mart., Fl. Bras. 6(3): 221 (1884), nom. nud. pro syn. (sub. V. stenophylla (Hook. & Arn.) Griseb.) = Viguiera anchusifolia (DC.) Baker

Helianthus atacamensis Phil., Anales Mus. Nac. Chile, Secc. 2, Bot. 8: 48 (1891) = Viguiera pazensis Rusby

Helianthus calvus Sch.Bip., Bull. Soc. Bot. France 12: 79 (1865); Linnaea 34(5): 528 (Feb. 1866), nom. nud. (based on Mandon 34) = Viguiera pazensis Rusby

Helianthus esculentus Warsz. ex Otto & Dietr. Allg. Gartenz. (Otto & Dietrich) 20: 293 (1852), nom. illegit., later homonym, non Rottb. (1778) = Smallanthus sonchifolius (Poepp.) H. Rob.

Helianthus floribundus E. Watson, Pap. Michigan Acad. Sci. 9: 405 (1929) = Viguiera australis S. F. Blake

Helianthus mandonii Sch.Bip. Linnaea, 34: 525 (Feb. 1866), nom. nud. (based on Mandon 37; together with var. Mandon 36) = Oyedaea boliviana Britton

Helianthus membranifolius Poir., Encycl. Suppl. 3: 18 (1813) = Tilesia baccata (L.f.) Pruski

Helianthus montevidensis Spreng. ex Baker in Mart., Fl. Bras. 6(3): 221 (1884), nom. nud. pro syn. (sub. V. stenophylla (Hook. & Arn.) Griseb. = Viguiera anchusifolia (DC.) Baker

Helianthus procumbens Pers., Syn. Pl. 2: 475 (1807), nom. illegit. pro S. helianthoides Rich. ex Willd. = Viguiera pazensis Rusby

Helianthus sarmentosus Rich., Act. Soc. Hist. Nat. Paris 1: 112 (1792) = Tilesia baccata (L.f.) Pruski

Helianthus speciosus Hook., Curtiss Bot. Mag., ser. 2, 3 [vol 61 of whole]: t. 3295 (1834) = Tithonia rotundifolia (Mill.) S. F. Blake

Helianthus szyszylowiczii Hieron., Bot. Jahrb. Syst. 36(5): 491 (1905) = Viguiera lanceolata Britton

Helichrysum montevidense Spreng., Syst. Veg., ed. 16, 3: 485 (1826) = Lucilia acutifolia (Poir.) Cass.

Helichrysum retusum (Lam.) Spreng., Syst. Veg., ed. 16, 3: 484 (1826) = Facelis retusa (Lam.) Sch.Bip.