Helianthus maximiliani eng



   Helianthus maximiliani
is a North American species of sunflower known by the common name Maximilian sunflower. This sunflower is named for Prince Maximilian of Wied-Neuwied, who encountered it on his travels in North America.

    Helianthus maximiliani is native to the Great Plains in central North America, and naturalized in the eastern and western parts of the continent. The plant thrives in a number of ecosystems, particularly across the plains in central Canada and the United States. It is also cultivated as an ornamental.  

    A branching perennial herb, growing from a stout rhizome and reaches heights from 50–300 cm (20-120 inches, or 1.7–10 feet). The slender, tall, erect stems and alternately-arranged leaves are covered in rough hairs. The lance-shaped leaves are narrow, pointed, folded down the midvein, and up to 30 centimeters (12 inches) long on large plants. The center is filled with yellow tipped brown disc florets and the circumference is lined with bright yellow ray florets 2 to 4 centimeters (0.4-1.2 inches ) long.



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Bu içerik 22.07.2020 tarihinde yayınlandı ve toplam 113 kez okundu.