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