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Hieracium scabrum : ウィキペディア英語版 | Hieracium scabrum
''Hieracium scabrum'', rough hawkweed, is a North American plant species in the dandelion tribe within the sunflower family. It is native to eastern and central Canada and the eastern and central United States from Nova Scotia west to Ontario, Minnesota, and Kansas south as far as Georgia and Oklahoma.〔(Biota of North America Program 2014 county distribution map )〕 ''Hieracium scabrum'' is an herb up to tall with many hairs so that it feels rough to the touch. L leaves mostly on the stem with only a few at the bottom. Leaves are up to long. One stalk can produce 5-50 flower heads in a conical or flat-topped array. Each head has 30-60 yellow ray flowers but no disc flowers.〔(Flora of North America, ''Hieracium scabrum'' Michaux, 1803. )〕 ==References==
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「Hieracium scabrum」の詳細全文を読む
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