Resource survey and protection countermeasure research of wild Orchidaceae of Hulunbuir
The distribution,habitat,life type,geographical flora,protection grade,endangered grade and application value of wild Orchidaceae in Hulunbuir were analyzed through field investigation and literature re-view.As a result,there are 24 species of wild Orchidaceae belong 18 genera in Hulunbuir,accounted for 90% of the total genus and 82.8% of the total species of wild Orchidaceae in Inner Mongolia,and distributed in all ad-ministrative areas of Hulunbuir,the species of wild Orchidaceae were more abundant in the administrative regions with large forest area.The wild Orchidaceae in Hulunbuir are mainly terrestrial Orchidaceae and mesophytic herbs,and there are 5 species of wild plants with level Ⅱ protection,which have high application value and sci-entific research and development value.In order to protect wild Orchidaceae resources in Hulunbuir better,this paper combined with the reasons of Orchidaceae endangered,according to the current specific situation,put for-ward the protection countermeasures of wild Orchidacea resources in Hulunbuir appropriately,called for the im-provement of relevant laws and regulations and issued the List of Key Protected Wild Plants in Hulunbuir as soon as possible.
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