New records and noteworthy data of plants, algae and fungi in SE Europe and adjacent regions, 1

The present paper gives new records of the following taxa in SE Europe and adjacent regions, together with significant data pertaining to them: the pathogenic fungus Arthrocladiella mougeotii; the liverwort Riccia frostii; the mosses Campylopus fragilis, C. introflexus and Tomentypnum nitens; the fern Allosorus persicus; the monocots Allium atropurpureum and Sisyrinchium montanum; and the dicots Calluna vulgaris and Santolina chamaecyparissus.