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''Pulicaria dysenterica'', the common fleabane, or, in North America, meadow false fleabane, is a species of fleabane in the daisy family. It is native to Europe and western Asia where it grows in a variety of habitats ranging from semi-arid Mediterranean woodlands to wetter situations.〔http://chestofbooks.com/flora-plants/flowers/British-Wild-Flowers-1/Fleabane-Pulicaria-Dysenterica-Gray.html〕 ''Pulicaria dysenterica'' is perennial and can form dense clusters of plants, spreading by its roots. It flowers at its maximum height of about .〔http://www.pfaf.org/database/plants.php?Pulicaria+dysenterica〕 Leaves are alternately arranged and clasp the stem, which itself contains a salty-astringent liquid. The yellow inflorescences are typically composed of a prominent centre of 40–100 disc florets surrounded by 20–30 narrow, pistillate ray florets. When setting seed the flower heads reflex.〔http://www.efloras.org/florataxon.aspx?flora_id=1&taxon_id=127631〕 Fleabane's common name comes from its former use as an incense to drive away insects.〔 Other past uses include treatments for dysentery and unspecified ocular maladies.〔http://chestofbooks.com/flora-plants/flowers/British-Wild-Flowers-1/Fleabane-Pulicaria-Dysenterica-Gray.html〕 ==External links== *(''Pulicaria dysenterica'' ) at Plants for a Future *(Common fleabane ) at Naturespot *(''Pulicaria dysenterica'' ) at Emorgate seeds 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「Pulicaria dysenterica」の詳細全文を読む スポンサード リンク
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