| 词条 | Ephedra fragilis |
| 释义 |
| image = Ephedra fragilis 3.JPG | image_caption = Ephedra fragilis Algeciras, Spain | genus = Ephedra | species = fragilis | authority = Desf. | synonyms_ref = [1] | synonyms =
}}Ephedra fragilis, commonly named the joint pine, is a species of Ephedra that is native to eastern Mediterranean region of southern Europe and Northern Africa, and from Madeira and the Canary Islands in the Atlantic.[1][2][3] Its habitats are rocky hills and stone walls, where it grows to {{convert|6|ft|m}} tall.[4] TaxonomyThe plant was originally described by René Louiche Desfontaines in 1799 and placed in section Pseudobaccatae (=sect. Ephedra sect. Ephedra), "tribe" Scandentes by Otto Stapf in 1889. In 1996 Robert A. Price classified E. fragilis in section Ephedra without recognizing a tribe.[5]
ConservationEphedra fragilis is a Least Concern species on the IUCN Red List.[6]References1. ^1 Kew World Checklist of Selected Plant Families 2. ^Dobignard, A. & Chatelain, C. (2011). Index synonymique de la flore d'Afrique du nord 3: 1-449. Éditions des conservatoire et jardin botaniques, Genève. 3. ^Altervista Flora Italiana, Efedra fragile, Ephedra fragilis Desf. 4. ^PFAF Plant Database — Ephedra fragilis . accessed 1.10.2013 5. ^Price, R. A. (1996). Systematics of the Gnetales: A review of morphological and molecular evidence. International Journal of Plant Sciences, 157(6): S40-S49. 6. ^IUCN Red List: Ephedra fragilis (joint pine) . accessed 1.10.2013 External links{{commonscat|Ephedra fragilis|position=left}}{{Taxonbar|from=Q2697916}}{{plant-stub}} 7 : Ephedraceae|Flora of Europe|Flora of North Africa|Flora of Madeira|Flora of the Canary Islands|Plants described in 1799|Least concern plants |
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