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Range DescriptionThis variety is endemic to Morocco in the Region of Marrakech-Tensift-El Haouz and the Province of Marrakech. The precise area is located in the Oued n'Fiss Valley 60 km south of Marakech, between Tizi-n-Test road, south of Asni. In total there are 8 sites (Bellefontaine 1979) which together represent a single location. The current actual area of occupancy is estimated to be 14.58 km (Achhal 1986) while the extent of occurrence, based on recent herbarium specimens from across its known range, is 40 km2.