be, arr. leuven, acer pseudoplatanus, fagus sylvatica, quercus robur, corylus avellana, athyrium filix-femina, fraxinus excelsior, carpinus betulus, lonicera periclymenum, dryopteris carthusiana, hedera helix, anemone nemorosa, milium effusum, sorbus aucuparia, lamium galeobdolon, circaea lutetiana, deschampsia cespitosa, dryopteris dilatata, carex sylvatica, oxalis acetosella, polygonatum multiflorum, sambucus nigra, ilex aquifolium, luzula pilosa, carex remota, convallaria majalis, dryopteris filix-mas, castanea sativa, pteridium aquilinum, prunus avium, alnus glutinosa, betula pendula, urtica dioica, juncus effusus, quercus rubra, prunus serotina, glechoma hederacea, arum maculatum, ficaria verna, geum urbanum, carex pilulifera, rabelera holostea, primula elatior, frangula alnus, maianthemum bifolium, rubus idaeus, scrophularia nodosa, hyacinthoides non-scripta, crataegus monogyna, galeopsis tetrahit, quercus petraea