As classified in WFO snapshot
December 2024
latest classification for this taxon
subspecies
Dryopteris spinulosa subsp. dilatata
(Hoffm.) Piper & Beattie
This subspecies name was first published in Fl. N.W. Coast : 7 (1915)
This subspecies name has been reclassified since this snapshot. Its current preferred usage is a synonym .