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Dactylorhiza : ウィキペディア英語版 | Dactylorhiza
''Dactylorhiza'' (as named by Necker ex Nevski, 1937), commonly called marsh orchid or spotted orchid, is a genus of flowering plants in the orchid family (Orchidaceae). ''Dactylorhiza'' were previously classified under ''Orchis'' which has two round tubers.〔Foley, M (2005) Orchids of the British isles. Griffin press Publishing Ltd., Cherltenham, UK ISBN 0-9541916-1-7〕 ==Description== They are hardy tuberous geophytes. In a thickened underground stem, they can store a large amount of water to survive arid conditions. The tuber is flattened and finger-like. The long leaves are lanceolate and, in most species, also speckled. They grow along a rather long stem which reaches a height of . Leaves higher on the stem are shorter than leaves lower on the stem. The inflorescence, compared to the length of the plant, is rather short. It consists of a compact raceme with 25-50 flowers. These develop from axillary buds. The dominant colors are white and all shades of pink to red, sprinkled with darker speckles.
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「Dactylorhiza」の詳細全文を読む
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