Biology:Helianthus giganteus
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Short description: Species of sunflower
| Helianthus giganteus | |
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Scientific classification 
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| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Eudicots |
| Clade: | Asterids |
| Order: | Asterales |
| Family: | Asteraceae |
| Genus: | Helianthus |
| Species: | H. giganteus
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| Binomial name | |
| Helianthus giganteus | |
| Synonyms[1] | |
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Helianthus giganteus, the giant sunflower or tall sunflower, is a species of Helianthus native to the eastern United States and eastern and central Canada , from Newfoundland west to Alberta south to Minnesota, Mississippi, and South Carolina.[2][3][4]
Description
Helianthus giganteus is a perennial herbaceous plant that can grow up to 4–5 metres (13–16 ft) tall. The leaves are slender and lanceolate. The flower heads are bright yellow, up to 7 cm (3 in) in diameter. They are most commonly found in valleys with wet meadows or swamps[5][4] and even near river banks.
References
- ↑ "Helianthus giganteus". The Global Compositae Checklist (GCC). http://www.theplantlist.org/tpl1.1/record/gcc-50414.
- ↑ {{citation | mode = cs1 | title = Helianthus giganteus | work = Germplasm Resources Information Network (GRIN) | url = | publisher = [[Organization:Agricultural Research ServAgricultural Research Service (ARS), United States Department of Agriculture (USDA) | access-date = 14 January 2018 }}
- ↑ "Helianthus giganteus", County-level distribution map from the North American Plant Atlas (NAPA) (Biota of North America Program (BONAP)), 2014, http://bonap.net/MapGallery/County/Helianthus%20giganteus.png
- ↑ 4.0 4.1 Schilling, Edward E. (2006), "Helianthus giganteus", in Flora of North America Editorial Committee, Flora of North America North of Mexico (FNA), 21, New York and Oxford, http://www.efloras.org/florataxon.aspx?flora_id=1&taxon_id=250066882
- ↑ Wisconsin Plant of the Week: Helianthus giganteus
Wikidata ☰ Q12212017 entry
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