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''Primula cusickiana'' is a species of flowering plant in the primrose family known by the common name Cusick's primrose. It is native to the western United States in and around the Great Basin. Its distribution extends into Oregon, Idaho, Nevada, and Utah. There are four varieties of this species:〔(''Primula cusickiana''. ) Flora of North America.〕 *''P. c.'' var. ''cusickiana'' occurs in Oregon, Idaho, and Nevada *''P. c.'' var. ''domensis'', House Range primrose, is endemic to Utah. *''P. c.'' var. ''maguirei'' (syn. ''Primula maguirei''), Maguire's primrose, is a federally listed threatened species known only from one canyon in Cache County, Utah.〔(''Primula maguirei''. ) Center for Plant Conservation.〕〔(''Primula maguirei''. ) The Nature Conservancy.〕 *''P. c.'' var. ''nevadensis'', Nevada primrose, is endemic to Nevada. ==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「Primula cusickiana」の詳細全文を読む スポンサード リンク
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