dryopteris affinis, scaly male fern / golden-scaled male fern - botanical garden of the university of zurich or botanischer garten

affinis arching background bark botanic botanical botanischer botany bunch cluster crown cultivating decorative der devon dryopteris early environment esculenta evergreen exotic fern fernery flora foliage forest frond fronds garden garte garten goldenscaled green ground group growing growth lace landscape leaf leaves lush male mulch natural nature ornamental outdoor pant park plant rural scaly shuttlecock spring stalk stem summer switzerland unfurling universitaet university vegetation zuerich zurich