fagus sylvatica, crataegus laevigata, isopyrum thalictroides, arum maculatum, carex brevicollis, carex sylvatica, erythronium dens-canis, euphorbia amygdaloides, ficaria verna, helleborus viridis, brachypodium sylvaticum, cardamine pratensis, pteridium aquilinum, rosa arvensis, urtica dioica