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Polystichum aculeatum
subvar.
purshii
(
Fernald
)
Farw.
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IPNI Life Sciences Identifier (LSID)
urn:lsid:ipni.org:names:288025-2
Family as entered in IPNI
Dryopteridaceae
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Nomenclatural link
Polystichum braunii
var.
purshii
Fernald,
Rhodora 30: 30 (1928).
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