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''Cyperus alternifolius'', with the common names of umbrella papyrus, umbrella sedge or umbrella palm, is a grass-like plant in the very large genus ''Cyperus'' of the sedge family, Cyperaceae. The plant is native to Madagascar, one of the western Indian Ocean islands. The subspecies ''Cyperus alternifolius'' ssp. ''flabelliformis'' is also known as ''Cyperus flabelliformis'' = ''Cyperus involucratus'' Rottb..〔(The Plant List: ''Cyperus alternifolius'' ssp. ''flabelliformis'' ) . Kew ''et al'' . accessed 1.23.2013〕 ==Cultivation== ''Cyperus alternifolius'' is frequently cultivated as an ornamental plant worldwide. It is planted in gardens in the ground, pots, and in ponds, and as a house plant. It is hardy to USDA Zones: 9a-11b.〔(ProvenWinners.com: ''Cyperus involucratus'' )〕 The cultivar ''Cyperus alternifolius'' Variegatus is grown for its variegated foliage and smaller size.〔(Missouri Botanical Garden.org: ''Cyperus alternifolius'' Variegatus ) . accessed 1.23.2013〕 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「Cyperus alternifolius」の詳細全文を読む スポンサード リンク
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