The distribution of Allium schoenoprasum L. subsp Sibiricum (L.) Hartm. inPoland

Chorological analysis of the distribution of Allium schoenoprasum L. subsp. sibiricum (L) Hartm. presented in the paper is based on literature data, h erbaria and the authors own observations. A. "sibiricum is a rare and threa tened species in Poland, reported exclusively from the Karkonosze Mts. and the Pilsko Massif in the Beskid Zywiecki Mts. The author discusses the taxo nomic position, general distribution as well as environmental and phytocoen otic conditions preferred by the species in Europe. Detailed phytosociologi cal analysis of phytocoenoses in which A. "sibiricum typically occurs in th e Karkonosze Mts. is presented. They belong to the association Allietum sib irici Smarda 1950 which is described here for the first time from Poland.