populus canadensis, fraxinus pennsylvanica, fraxinus excelsior, carex brizoides, tilia cordata, quercus rubra, sambucus nigra, ajuga reptans, circaea lutetiana, colchicum autumnale, festuca heterophylla, geranium robertianum, impatiens noli-tangere, lysimachia nummularia, moehringia trinervia, prunus padus, quercus robur, ulmus glabra, urtica dioica, carex sylvatica