This paper presents the macromorphological and micromorphological characteristics of wood barley recorded in the Wielkopolska Lowland. On the basis of the collection of preserved specimens, the micromorphological features were examined under a scanning electron microscope (SEM) to assess their taxonomic value. The principal features include the size and shape of cork/silica cells, crown cells, prickles, macro-hairs and stomata as well as the morphology of long cells in vegetative and reproductive organs.
Information on distribution and habitats of 176 bryophyte species revealed by a survey of the Wolin Island conducted during the 12th Bryological Workshop organised by the Bryological Section of the Polish Botanical Society is presented. The most interesting (rare, protected and threatened) are: Ctenidium molluscum, Dicranum viride, Frullania tamarisci, Leiocolea badensis, Orthotrichum pulchellum, Syntrichia ruraliformis, Zygodon stirtonii, Z. viridissimus.