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''Digitaria sanguinalis'' is a species of grass known by several common names, including hairy crabgrass, large crabgrass, crab finger grass, purple crabgrass.〔(【引用サイトリンク】title=USDA GRIN Taxonomy )〕 It is one of the better-known species of the genus ''Digitaria'', and one that is known nearly worldwide as a common weed. It is used as animal fodder, and the seeds are edible and have been used as a grain in Germany and especially Poland, where it is sometimes cultivated.〔Georgia, Ada E. 1914. (A Manual of Weeds ). The Macmillan Company. (''Digitaria sanguinalis'' section )〕 This has earned it the name Polish Millet.〔(Polish millet - Merriam-Webster Online )〕 ==Description== It is an annual grass with an inflorescence of up to nine very long, very thin, radiating branches atop its stems. Each branch is lined with pairs of very tiny spikelets. The inflorescences may be reddish or purplish. Image:Digitaria sanguinalis.jpg Image:Harig_vingergras_detail_plant_(Digitaria_sanguinalis).jpg Image:Harig vingergras ligula (Digitaria sanguinalis).jpg 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「Digitaria sanguinalis」の詳細全文を読む スポンサード リンク
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