text: quercus petraea, holcus mollis, pteridium aquilinum, betula pendula, castanea sativa, populus tremula, lonicera periclymenum, teucrium scorodonia, atrichum undulatum, euphorbia amygdaloides, frangula alnus, hylocomiadelphus triquetrus, hypericum pulchrum, potentilla sterilis, viola riviniana