quercus robur, fraxinus ornus, robinia pseudoacacia, quercus ilex, ruscus aculeatus, chenopodium album, erigeron canadensis, veronica agrestis, carduus pycnocephalus, crataegus monogyna, leontodon hispidus, medicago lupulina, picris hieracioides, poa annua, sonchus asper, stellaria media