asplenium trichomanes, athyrium filix-femina, cystopteris fragilis, dryopteris affinis, dryopteris carthusiana, dryopteris dilatata, dryopteris filix-mas, equisetum arvense, gymnocarpium dryopteris, oreopteris limbosperma, phegopteris connectilis, polypodium vulgare, pteridium aquilinum, vandenboschia speciosa