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''Heuchera parviflora'' is a species of flowering plant in the saxifrage family known by the common names cave alumroot and littleflower alumroot. It is native to the eastern United States, where it is found primarily in the Ozark Mountains, Appalachian Mountains, and Cumberland Plateau. It is found in deeply shaded areas such as under rock overhangs and cliffs, almost always where no direct sunlight falls. In this habitat, it is often the only vascular plant found. ''H. parviflora'' is an uncommon species throughout its range.〔(Flora of the Southern and Mid-Atlantic States )〕 It flowers in late summer through fall. There are two varieties described, which are sometimes considered distinct species. These are:〔(Flora of North America )〕 *''H. parviflora'' var. ''parviflora'' - Native to the Appalachian Mountains and the Interior Low Plateaus. *''H. parviflora'' var. ''puberula'' - Native to the Ozark Mountains ''Heuchera parviflora'' is a separate species from the similarly named ''Heuchera parvifolia'' of the western United States. ==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「Heuchera parviflora」の詳細全文を読む スポンサード リンク
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