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Dryopteris expansa
spreading woodfern hollyferns/woodferns
Dryopteris expansa Dryopteridaceae
common names
  spreading woodfern
  alpine buckler fern
accepted scientific name
  Dryopteris expansa (C. Presl) Fraser-Jenk. & Jermy
rules for finding collection records
  Dryopteris assimilis (21)
  Dryopteris dilatata (31)
  Dryopteris expansa (835)
family name
Image Author: ©2008 Paul Slichter
Image License: Author's permission
Image Source
Category: Fern-like Plants
Fern Category: Fern
Plant Observed 2nd week of March thru 1st week of November

How Likely at this Location (25%)
Name Match (100%)
Plant Showiness (27%)
base map where plant found
mag select

grid lines base