populus canadensis, alnus glutinosa, urtica dioica, sambucus nigra, brachythecium rutabulum, fraxinus excelsior, ranunculus repens, dryopteris dilatata, dryopteris filix-mas, galium aparine, kindbergia praelonga, poa trivialis, angelica sylvestris, atrichum undulatum, circaea lutetiana, fissidens taxifolius, juncus effusus, prunus serotina, quercus robur