quercus robur, hedera helix, corylus avellana, acer pseudoplatanus, circaea lutetiana, crataegus monogyna, fraxinus excelsior, kindbergia praelonga, ulmus glabra, fissidens taxifolius, plagiomnium undulatum, pteridium aquilinum, thamnobryum alopecurum, ajuga reptans, dicranella heteromalla, fagus sylvatica, mercurialis perennis