castanea sativa, pteridium aquilinum, betula pendula, crataegus monogyna, fraxinus excelsior, avenella flexuosa, mycelis muralis, poa nemoralis, teucrium scorodonia, veronica officinalis, aquilegia vulgaris, arenaria montana, calluna vulgaris, carex pallescens, cytisus scoparius, digitalis purpurea, galeopsis ladanum, hedera helix, helleborus foetidus, hypericum humifusum, ilex aquifolium, polystichum setiferum, prenanthes purpurea, prunus spinosa, quercus ilex, quercus petraea, veronica chamaedrys