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