be, arr. tielt, galanthus nivalis, urtica dioica, fraxinus excelsior, quercus robur, sambucus nigra, populus canadensis, heracleum sphondylium, galium aparine, quercus rubra, corylus avellana, castanea sativa, alnus glutinosa, glechoma hederacea, symphytum officinale, acer pseudoplatanus, prunus serotina, arum maculatum, crataegus monogyna, hedera helix, ribes rubrum, lamium galeobdolon, angelica sylvestris, ficaria verna, filipendula ulmaria, viburnum opulus, primula elatior, ranunculus repens, poa trivialis, alnus incana, geum urbanum, silene dioica, humulus lupulus, robinia pseudoacacia, potentilla indica, arum italicum, polygonatum multiflorum, pulmonaria officinalis, lonicera periclymenum, stachys sylvatica, prunus avium, cornus sanguinea, cardamine pratensis, symphoricarpos albus, adoxa moschatellina, circaea lutetiana, impatiens glandulifera, calystegia sepium, anemone nemorosa, sorbus aucuparia, juglans regia