be, arr. leuven, acer pseudoplatanus, fraxinus excelsior, urtica dioica, circaea lutetiana, glechoma hederacea, corylus avellana, sambucus nigra, athyrium filix-femina, quercus robur, alnus glutinosa, geum urbanum, hedera helix, galium aparine, ficaria verna, arum maculatum, silene dioica, carpinus betulus, fagus sylvatica, angelica sylvestris, filipendula ulmaria, carex remota, stachys sylvatica, anemone nemorosa, dryopteris carthusiana, ranunculus repens, deschampsia cespitosa, lamium galeobdolon, galeopsis tetrahit, geranium robertianum, primula elatior, juncus effusus, carex sylvatica, poa trivialis, lonicera periclymenum, cardamine pratensis, dryopteris filix-mas, ajuga reptans, cirsium oleraceum, populus canadensis, dryopteris dilatata, prunus avium, scrophularia nodosa, milium effusum, crataegus monogyna, polygonatum multiflorum, rumex sanguineus, heracleum sphondylium, alnus incana, adoxa moschatellina, veronica montana