aegopodium podagraria, populus canadensis, prunus padus, urtica dioica, calamagrostis canescens, galium aparine, ajuga reptans, ficaria verna, glechoma hederacea, rubus caesius, athyrium filix-femina, deschampsia cespitosa, juncus effusus, symphytum officinale, dryopteris dilatata, sambucus nigra, silene dioica