be, arr. oudenaarde, acer pseudoplatanus, fraxinus excelsior, quercus robur, corylus avellana, lonicera periclymenum, hedera helix, sambucus nigra, hyacinthoides non-scripta, castanea sativa, polygonatum multiflorum, fagus sylvatica, arum maculatum, sorbus aucuparia, alnus glutinosa, lamium galeobdolon, circaea lutetiana, crataegus monogyna, urtica dioica, athyrium filix-femina, anemone nemorosa, glechoma hederacea, geum urbanum, dryopteris dilatata, ficaria verna, prunus avium, adoxa moschatellina, carpinus betulus, betula pubescens, silene dioica, dryopteris filix-mas, dryopteris carthusiana, primula elatior, galium aparine, ribes rubrum, ilex aquifolium, betula pendula, pteridium aquilinum, quercus rubra, viburnum opulus, angelica sylvestris, geranium robertianum, prunus serotina, ajuga reptans, carex sylvatica, populus canadensis, heracleum sphondylium, carex remota, filipendula ulmaria, poa trivialis, stachys sylvatica