be, arr. philippeville, quercus robur, carpinus betulus, hedera helix, corylus avellana, lonicera periclymenum, fraxinus excelsior, crataegus monogyna, polygonatum multiflorum, fagus sylvatica, quercus petraea, anemone nemorosa, crataegus laevigata, populus tremula, arum maculatum, alnus glutinosa, acer campestre, betula pendula, deschampsia cespitosa, viburnum opulus, prunus avium, lamium galeobdolon, cornus sanguinea, rosa arvensis, carex sylvatica, prunus spinosa, euonymus europaeus, rabelera holostea, geum urbanum, frangula alnus, glechoma hederacea, milium effusum, viola reichenbachiana, primula elatior, filipendula ulmaria, rubus plicatus, dryopteris filix-mas, brachypodium sylvaticum, athyrium filix-femina, ficaria verna, dryopteris carthusiana, circaea lutetiana, teucrium scorodonia, ilex aquifolium, holcus mollis, pteridium aquilinum, acer pseudoplatanus, luzula pilosa, ajuga reptans, cardamine pratensis, euphorbia amygdaloides