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''Leymus cinereus'' (syn. ''Elymus cinereus'') is a species of wild rye known by the common names basin wild rye, Great Basin wild rye,〔(''Leymus cinereus''. ) Germplasm Resources Information Network (GRIN).〕 and Great Basin lyme grass.〔(''Leymus cinereus''. ) NatureServe. 2012.〕 It is a common native grass of western North America, including western Canada and the United States from California to South Dakota and Minnesota. It grows in many types of habitat, including grassland and prairie, forests, scrub, chaparral, and sagebrush. ==Description== ''Leymus cinereus'' is a perennial bunchgrass forming large, tough clumps up to tall and sometimes exceeding in diameter. It has a large, fibrous root system and sometimes small rhizomes. The inflorescence is an unbranched, cylindrical spike divided into up to 35 nodes with several flower spikelets per node. This species may hybridize with ''Leymus triticoides'',〔(''Leymus cinereus''. ) Grass Manual. Flora of North America.〕 ''Leymus salinus'', and ''Elymus elymoides''.〔Anderson, M. D. 2002. (''Leymus cinereus''. ) In: Fire Effects Information System, USDA Forest Service, Rocky Mountain Research Station, Fire Sciences Laboratory.〕 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「Leymus cinereus」の詳細全文を読む スポンサード リンク
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