Dryopteris aemula, the hay-scented buckler-fern or hay-scented fern, is a species of perennial leptosporangiate fern.
Dryopteris aemula grows as a crown of fronds arising from a short ascending rhizome.
The rachis is dark purple-brown with red-brown lanceolate scales. Leaves are tri-pinnate, triangular-ovate or triangular-lanceolate, 15–60 cm long, often arching, semi-evergreen and pale yellow-green. Scattered small sessile glands grow on the underside or both surfaces of the fronds. Pinnae are slightly ...
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* Al information er baseret på offentliggjort videnskabelig forskning