The Filmy Ferns are a unique group of plants among pteridophytes characterised by sporangia aggregated on cylindrical receptacles enclosed in characteristically shaped indusia and the one cell thick, delicate lamina lacking stomata. This book is the first of its kind on these delicate plants of the Western Ghats, one among the biodiversity hotspots of the world. Owing to their delicate plant body these plants are confined to the deeply shaded pristine evergreen ...