The results of unsupervised agglomerative classification (beta -0.25; Bray-Curtis distance) at the level of four clusters (the number set according to the results of the Optimclass method): dendrogram, species showing the highest fidelity to a cluster, number of relevés in a cluster, involved countries or regions (with minor country in brackets), and expert syntaxonomical interpretation of a cluster.

  Part of: Hájek M, Hájková P, Apostolova I, Sopotlieva D, Goia I, Dítě D (2021) The vegetation of rich fens (Sphagno warnstorfii-Tomentypnion nitentis) at the southeastern margins of their European range. Vegetation Classification and Survey 2: 177-190.