Introduce hazards and revive natural habitat of south Alborz with Echinaceae purpurea planting

The natural habitat of south Alborz in Semnan region is a unique area with special climate and ecology, so that many different plants can grow in this condition. This region had different environment with much temperature changes. So, there are many various species of organisms and habitat growth in Semnan region. In recent years most medicinal plants are indicating and collecting from this area and this subject cause to become extinct worthy plant species and destroy native habitat. On the other hand human interference, climate changes and livestock overgrazing are critical cases that decline plant diversity. It is necessary that these regions enrich and revival with adaptable species. Aim of this study was investigation identifying environmental hazards, prevention ways, improve the adaptability condition, revival and planting possibility of rare and important plants.In order to, planting possibility and 0Tadaptability0T of Echinacea purpurea were investigated in 4 regions and were compared the morphological characteristics. Echinacea purpurea is a worthy and rare herbaceous perennial plant as members of the Asteraceae family. It is one important medicinal plant in pharmacy industrial. Active substances of Echinaceae are amplification of body's immune system. It isn't native plant in Iran but it has more capability to compatibility in sub region in south of Alborz especially in Semnan. This research attempt to introduce hazards and control ways for prevent plant extinction in the region.