PCA of the relevés of cluster 2 of the dendrogram of Fig. 1 (First component: 20.34 % of total variance, second component: 10.76 %). Relevés are grouped and labelled according to the dendrogram of Fig. 1. C: Vinco minoris-Ulmetum minoris ass. nov.; D: Lamio-Ulmetum minoris; E: Rhamno catharticae-Ulmetum minoris ass. nov.; F: Dioscoreo-Populetum; G: Rubo caesii-Ulmetum minoris; H: Salvio glutinosae-Quercetum roboris ass. nov.

  Part of: Poldini L, Vidali M, Castello M, Sburlino G (2020) A novel insight into the remnants of hygrophilous forests and scrubs of the Po Plain biogeographical transition area (Northern Italy). Plant Sociology 57(2): 17-69. https://doi.org/10.3897/pls2020572/01