be, arr. oudenaarde, fraxinus excelsior, quercus robur, corylus avellana, acer pseudoplatanus, sambucus nigra, glechoma hederacea, alnus glutinosa, urtica dioica, populus canadensis, hedera helix, ribes rubrum, crataegus monogyna, lonicera periclymenum, galium aparine, arum maculatum, ficaria verna, geum urbanum, circaea lutetiana, polygonatum multiflorum, filipendula ulmaria, angelica sylvestris, silene dioica, primula elatior, anemone nemorosa, poa trivialis, sorbus aucuparia, adoxa moschatellina, athyrium filix-femina, prunus avium, heracleum sphondylium, viburnum opulus, ranunculus repens, lamium galeobdolon, stachys sylvatica, humulus lupulus, galeopsis tetrahit, carpinus betulus, geranium robertianum, ulmus minor, cornus sanguinea, cardamine pratensis, fagus sylvatica, dryopteris carthusiana, carex remota, alnus incana, dryopteris dilatata, moehringia trinervia, deschampsia cespitosa, dryopteris filix-mas, symphytum officinale