populus canadensis, urtica dioica, hedera helix, fraxinus excelsior, alnus glutinosa, ficaria verna, adoxa moschatellina, geum urbanum, prunus padus, ribes rubrum, quercus robur, viburnum opulus, brachythecium rutabulum, circaea lutetiana, epipactis helleborine, filipendula ulmaria, fissidens taxifolius, galium aparine, geranium robertianum, glechoma hederacea, kindbergia praelonga, moehringia trinervia, poa trivialis