Helianthus giganteus
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| Helianthus giganteus L. |
Helianthus giganteus (Giant Sunflower or Tall Sunflower), is a species of Helianthus native to the eastern United States and southeastern Canada, from Nova Scotia and Ontario west to Minnesota and south to Mississippi and Georgia.[1]
It is a perennial herbaceous plant growing up to 4 m tall. The leaves are slender, lanceolate. The flower heads are bright yellow, up to 7 cm diameter. They are most commonly found in valleys with wet meadows or swamps.[2]
[edit] References
- ^ Germplasm Resources Information Network: Helianthus giganteus
- ^ Wisconsin Plant of the Week: Helianthus giganteus
