J. phoenicea L., family Cupressaceae, a small monoecious or dioecious Mediterranean tree, is found in mainly scattered populations in littoral sites. The species present a very large geographical distribution ranging from Portugal to Saudi Arabia. Its also native to North Africa (Algeria, Morocco, and Tunisia) as well as the Canary Islands. It mostly grows at low altitudes close to the coast, but reaches 2,400 m altitude in the south of its range in the Atlas Mountains. The combination of a wide geographical range and presence of dispersed populations makes possible for a species to have a...