text: corylus avellana, carpinus betulus, acer campestre, hedera helix, prunus spinosa, ulmus minor, viola odorata, brachypodium sylvaticum, clematis vitalba, cornus sanguinea, crataegus monogyna, dioscorea communis, geum urbanum, lonicera caprifolium, lonicera xylosteum, primula vulgaris, viola reichenbachiana, ajuga reptans, campanula trachelium, euphorbia dulcis, ornithogalum pyramidale, quercus petraea, robinia pseudoacacia, viburnum lantana