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 ...
Увядзіце сімптом альбо захворванне і прачытайце пра зёлкі, якія могуць дапамагчы, набярыце траву і паглядзіце хваробы і сімптомы, супраць якіх яна выкарыстоўваецца.
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