Helenium autumnale is a North American species of flowering plants in the sunflower family. Common names include common sneezeweed and large-flowered sneezeweed.
Common sneezeweed is a perennial herb up to 130 cm (51 1⁄3 in; 4 1⁄3 ft) tall. In late summer and fall, one plant can produce as many as 100 yellow flower heads in a branching array. Each head has 11–21 ray florets surrounding sometimes as many as 800 disc florets.
This plant is widespread across much of the United States and Canada, from ...
Bir belirti veya hastalık yazın ve yardımcı olabilecek bitkiler hakkında bilgi edinin, bir bitki yazın ve karşı kullanıldığı hastalıkları ve semptomları görün.
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