prunus serotina, pinus nigra, impatiens parviflora, crataegus monogyna, geranium robertianum, celtis occidentalis, acer campestre, acer platanoides, alliaria petiolata, anthriscus sylvestris, brachypodium sylvaticum, bromus sterilis, chelidonium majus, dactylis glomerata, fallopia dumetorum, melica uniflora, moehringia trinervia, mycelis muralis, populus canescens, quercus cerris, urtica dioica, viola arvensis, viola hirta, erigeron canadensis, geum urbanum