Article

An atlas with morphological descriptions ofthe recent pteridophyte spores of Bulgaria is being prepared. The mai n object or the project is to illustrate the spores or pteridophytes native in Bulgaria with the aim to facilitate the palaeopalynological and taxonomic studies. Data on four species - Oyplogramma crispa, Alhyrium distenlifolium, Cyslopferis fragilis and Polystichum aculeatum - are presented as examples, including morphological, distributional and habitat information.