ŻUKOWSKI W., CELKA Z., CHMIEL J., JACKOWIAK B., LATOWSKI K., SZKUDLARZ P. 2001. Distribution of Selected Species of Threatened Plants in Wielkopolska. Publication of the Department of Plant Taxonomy of AMU in Poznań. 12: 1-68. Bogucki Wyd. Nauk. Poznań.

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Key words:  vascular plants, threatened species, local distribution ranges, maps, cartograms, Wielkopolska, Western Poland