Cystopteridaceae
Oak fern
Gymnocarpium dryopteris
- Family
- Cystopteridaceae
- Genus
- Gymnocarpium
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Common names
By language (21)
- Belarusian
- Галакучнік Лінея
- Chinese
- 欧洲羽节蕨, 歐洲羽節蕨, 鳞毛羽节蕨
- Croatian
- Kisela lastreja
- Czech
- Bukovník kapraďovitý
- Dutch
- Gebogen driehoeksvaren
- English
- Oak fern, Northern oak fern, Western oakfern, Common fern, Common oak fern, Western oak fern
- Estonian
- Harilik kolmissõnajalg
- Finnish
- Metsäimarre
- French
- Dryoptéris de linné, Polypode du Chêne
- German
- Eichenfarn
- Hungarian
- Közönséges tölgyespáfrány, Közönséges hármaslevelűpáfrány
- Icelandic
- Þrílaufungur
- Irish
- Raithneach dharach
- Lithuanian
- Trikampis papartenis
- Macedonian
- Gymnocaprium dryopteris
- Norwegian Bokmål
- Fugletelg
- Persian
- سرخس بلوطی
- Polish
- Cienistka trójkątna, Zachyłka trójkątna
- Russian
- Голокучник обыкновенный, Голокучник дриоптерисовый, Голокучник Линнея, Голокучник трехпёрый, Голокучник трехраздельный, Голокучник щитовниковый, Щитовник Линнея
- Swedish
- Ekbräken
- Welsh
- Rhedynen dridarn
Synonyms
- Aspidium dryopteris (L.) Baumg.
- Carpogymnia dryopteris (L.) Á.Löve & D.Löve
- Currania dryopteris (L.) Wherry
- Dryopteris dryopteris (L.) Britton
- Dryopteris linnaeana C.Chr.
- Dryopteris pulchella (Salisb.) Hayek
- Dryopteris pumila V.Krecz
- Filix pumila Gilib.
- Gymnocarpium dryopteris subsp. dryopteris
- Gymnocarpium dryopteris var. dryopteris
- Lastrea dryopteris (L.) Bory
- Nephrodium dryopteris (L.) Michx.
- Phegopteris dryopteris (L.) Fée
- Phegopteris dryopteris (L.) Bedd.
- Phegopteris dryopteris f. interrupta Jewell
- Phegopteris dryopteris var. minor Farw.
- Phegopteris triangularis St.-Lag.
- Polypodium conjunctum Schur
- Polypodium dryopteris L.
- Polypodium dryopteris var. genuinum Ledeb.
- Polypodium dryopteris var. glabrum Neilr.
- Polypodium dryopteris var. glandulosum Neilr.
- Polypodium dryopteris var. rigidius Hook.
- Polypodium pulchellum Salisb.
- Polypodium triangulare Dulac
- Polystichum cristata Greene
- Polystichum dryopteris (L.) Roth
- Thelypteris dryopteris (L.) Sloss.
Characteristics
- Growth habit
- Forb/herb
- Lifespan
- Perennial
- In the US and Canada
- Alaska: native, Canada: native, Greenland: native, Lower 48 states: native, St. Pierre and Miquelon: native
Photos
LeavesPhoto: Tom Norton, CC BY 4.0, from iNaturalist 
LeavesPhoto: Radosław Puchałka, CC0, from iNaturalist 
Photo: Walter Siegmund, CC BY-SA 3.0, from Wikimedia Commons 
Photo: de:Benutzer:Griensteidl, CC BY-SA 3.0, from Wikimedia Commons 
Photo: Craig Martin, CC0, from iNaturalist 
Photo: Walter Siegmund, CC BY-SA 3.0, from Wikimedia Commons 
Photo: Tom Norton, CC BY 4.0, from iNaturalist 
Photo: Walter Siegmund, CC BY-SA 3.0, from Wikimedia Commons 
Photo: Roman A. Lagazyuk (Роман А. Лагазюк), CC BY 4.0, from iNaturalist 
Photo: Walter Siegmund, CC BY-SA 3.0, from Wikimedia Commons 
Photo: Maciej Boenisch, CC BY 4.0, from iNaturalist 
Photo: Walter Siegmund, CC BY-SA 3.0, from Wikimedia Commons
More in Gymnocarpium
- Scented oak fernGymnocarpium robertianumCystopteridaceae
- Pacific oakfernGymnocarpium disjunctumCystopteridaceae
- Gymnocarpium oyamenseCystopteridaceae
- Asian oakfernGymnocarpium jessoenseCystopteridaceae
- Gymnocarpium remotipinnatumCystopteridaceae
- Appalachian oakfernGymnocarpium appalachianumCystopteridaceae
- Asian oakfernGymnocarpium continentaleCystopteridaceae
- Gymnocarpium fedtschenkoanumCystopteridaceae
- OakfernGymnocarpium × achriosporumCystopteridaceae
- Gymnocarpium × bipinnatifidumCystopteridaceae
- Hybrid oak fernGymnocarpium × brittonianumCystopteridaceae
- OakfernGymnocarpium × intermediumCystopteridaceae
Sources: classification, synonyms from World Flora Online Plant List (2026-06, CC0 1.0); common names, popularity from Wikidata (2026-10-26, CC0 1.0); common names, US characteristics from USDA PLANTS Database (2025-05-29, CC0 1.0). About our plant data.