de, regensburg, landkreis, fraxinus excelsior, fagus sylvatica, acer pseudoplatanus, carpinus betulus, mercurialis perennis, acer platanoides, lamium galeobdolon, asarum europaeum, galium odoratum, lathyrus vernus, ulmus glabra, tilia cordata, tilia vulgaris, tilia platyphyllos, lonicera xylosteum, polygonatum multiflorum, acer campestre, hepatica nobilis, viola reichenbachiana, anemone nemorosa, corylus avellana, pulmonaria officinalis, melica nutans, aegopodium podagraria, quercus robur, daphne mezereum, pulmonaria obscura, galium sylvaticum, hedera helix, convallaria majalis, dryopteris filix-mas, poa nemoralis, sambucus nigra, quercus petraea, brachypodium sylvaticum, geum urbanum, campanula trachelium, oxalis acetosella, picea abies, paris quadrifolia, carex sylvatica, milium effusum, euonymus europaeus, urtica dioica, stachys sylvatica, lilium martagon, rabelera holostea, carex digitata, mycelis muralis, impatiens parviflora