urtica dioica, acer negundo, glechoma hederacea, populus canadensis, brachythecium rutabulum, deschampsia cespitosa, equisetum arvense, helianthus tuberosus, lolium giganteum, mentha arvensis, myosotis scorpioides, persicaria hydropiper, persicaria mitis, phalaris arundinacea, plagiomnium affine, poa trivialis, rubus caesius, salix purpurea, salix triandra, salix viminalis, sambucus nigra, solanum dulcamara