| 词条 | Yucca gloriosa var. tristis |
| 释义 |
| image = Yucca recurvifolia form.jpg | genus = Yucca | species = gloriosa | varietas = tristis | authority = Carrière }} Yucca gloriosa var. tristis (syn. Yucca recurvifolia, Yucca gloriosa var. recurvifolia),[1] known as curve-leaf yucca,[2] curved-leaved Spanish-dagger[3] or pendulous yucca,[4] is a variety of Yucca gloriosa. It is often grown as an ornamental plant,[5][6] and is native to the southeastern United States, from coastal North Carolina south through Florida and west to Texas.[7] In contrast to Y. gloriosa var. tristis, the leaves of Y. gloriosa var. gloriosa are hard stiff, erect and narrower.{{Citation needed|date=February 2012}} Yucca gloriosa var. tristis is often found in sandy habits like coastal sand dunes and beach scrub along with species of Opuntia.{{citation needed|date=May 2018}} Growing a truck often 4 to 6 feet high, this yucca will often branch and sucker to form colonies in the area it is planted in. Cultivated in the warmer areas of Europe and the parts of Australia. In the United States a popular landscape plant in beach resort areas along the lower East Coast from coastal Maryland to Florida.{{citation needed|date=July 2018}} Notes1. ^{{Citation |contribution=Yucca recurvifolia |title=World Checklist of Selected Plant Families |publisher=The Board of Trustees of the Royal Botanic Gardens, Kew |url=http://apps.kew.org/wcsp/namedetail.do?name_id=291729 |accessdate=2012-02-27 }}, search for "Yucca recurvifolia" 2. ^Yucca recurvifolia at USDA Plants Database Profile 3. ^{{cite web |title=BSBI List 2007 |publisher=Botanical Society of Britain and Ireland |url=http://www.bsbi.org.uk/BSBIList2007.xls |format=xls |accessdate=2014-10-17}} 4. ^Yucca recurvifolia at NC State University 5. ^{{cite book | author=Wood, John | title=Hardy Perennials and Old Fashioned Flowers | year=2006 |origyear=1884 |publisher=Project Gutenberg Literary Archive Foundation}} 6. ^Yucca recurvifolia at University of Arizona 7. ^{{cite book | author=Irish, Gary & Mary | title = Agaves, Yuccas, and Related Plants | year=2000}} Further reading{{commonscat|Yucca gloriosa var. recurvifolia}}
4 : Yucca|Garden plants of North America|Flora of the Southeastern United States|Flora of Alabama |
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