be, arr. leuven, quercus robur, lonicera periclymenum, hedera helix, castanea sativa, corylus avellana, sambucus nigra, fraxinus excelsior, acer pseudoplatanus, polygonatum multiflorum, fagus sylvatica, sorbus aucuparia, quercus rubra, carpinus betulus, prunus avium, hyacinthoides non-scripta, arum maculatum, betula pendula, ilex aquifolium, glechoma hederacea, frangula alnus, lamium galeobdolon, urtica dioica, galium aparine, alnus glutinosa, crataegus monogyna, prunus serotina, pteridium aquilinum, ribes rubrum, dryopteris carthusiana, geum urbanum, teucrium scorodonia, galeopsis tetrahit, anemone nemorosa, viburnum opulus, athyrium filix-femina, betula pubescens, holcus mollis, heracleum sphondylium, euonymus europaeus, dryopteris filix-mas, ulmus minor, robinia pseudoacacia, circaea lutetiana, adoxa moschatellina, ficaria verna, cornus sanguinea, stachys sylvatica, humulus lupulus, silene dioica, dryopteris dilatata