Abstract

The present study was undertaken to document the detail account of the 98 ferns growing in 16 different forest types. In this context, substantial field surveys were carried to identify their natural habitat, their distribution pattern and analysis their threat causes.The maximum fern diversity is observed in Moru Oak forest. The genus Pteris is reported to be the most diverse and dominant fern. The forest also encompasses some of the rare fern of the area. Anthropogenic activites is the main cause of depletion of its natural habitat .Some of the conservation measures includes establishment of fern house, Eco-restoration areas, Construction of green houses to protect the rare species.

Key words: Fern diversity, Moru Oak forest, Dehradun district.