populus canadensis, sambucus nigra, betula pendula, brachythecium rutabulum, calamagrostis epigejos, urtica dioica, festuca filiformis, cerastium semidecandrum, cirsium vulgare, epipactis helleborine, glechoma hederacea, myosotis sylvatica, ajuga reptans, dryopteris filix-mas, kindbergia praelonga, lycopus europaeus, symphytum officinale