urtica dioica, epilobium hirsutum, sparganium erectum, arrhenatherum elatius, elymus repens, galium aparine, glechoma hederacea, phalaris arundinacea, convolvulus arvensis, equisetum fluviatile, persicaria amphibia, poa trivialis, brachythecium rutabulum, symphytum officinale, vicia cracca