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Polystichum aculeatum
Hard Shield Fern
Wood fern family
Dryopteridacae
Hæð
small, approx. 10 - 30 cm
Lauflitur
green
Birtuskilyrði
partial shade - shade
Jarðvegur
well drained, fertile, humus-rich
pH
acid - neutral - alkaline
Harðgerði
grows well given adequate shelter
Heimkynni
Evrópa
Shield ferns, Polystichum, is a large genus of around 500 species in the family Dryopteridaceae. The genus has a global distribution with the greatest number of species in eastern Asia. One species, the holly fern (P. lonchitis) is native to Iceland.
Small fern, with stiff, glossy foliage. Grows well given adequate shelter.
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