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Gymnocarpium dryopteris (L.) Newman
Northern oak fern, Western oakfern
Synonyms: Dryopteris dryopteris, Thelypteris dryopteris, Phegopteris dryopteris
USDA Symbol: GYDR
USDA Native Status: Native to U.S.
This small colony-forming, woodland fern grows 6-10 in. Its delicate fronds are triangular in outline and divided into deeply cut threes.
Bloom InformationBloom Color: Not Applicable
Bloom Notes: Not a flowering plant. Reproduces by spores.
AK , AZ , CO , CT , IA , ID , IL , MA , MD , ME , MI , MN , MT , ND , NH , NJ , NM , NY , OH , OR , PA , RI , SD , UT , VT , WA , WI , WV , WY Canada: BC
, PE Native Distribution:
Circumboreal, s. to upland VA, IA, NM, AZ & OR Native Habitat:
Cool, mossy or rocky woods & stream banks USDA Native Status: L48(N), AK(N), CAN(N),
Growing ConditionsLight Requirement: Sun , Shade
Soil Moisture: Moist
Soil Description: Moist, rich soils.
Conditions Comments: This is an excellent ground cover for moist, shaded places. It spreads quickly and is easy to establish and maintain. Dies down in fall.
Most easily propagated from rhizome
pieces. Seed Collection:
Not Available Seed Treatment:
Not Available Commercially Avail:
From the National Suppliers Directory
According to the inventory provided by Associate Suppliers, this plant is available at the following locations:
- Westfield, WI
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Record Modified: 2007-01-01
Research By: TWC Staff