Gymnocarpium dryopteris (L.) Newman
(Oak Fern)

Taxonomic hierarchy:
SpeciesGymnocarpium dryopteris (Oak Fern)
FamilyCYSTOPTERIDACEAE (a family of ferns)
OrderPOLYPODIALES (an order of ferns)
ClassPOLYPODIOPSIDA (a class of ferns)
PhylumPTERIDOPHYTA (ferns and allies)
SubkingdomVIRIDIPLANTAE (lower green plants)
KingdomPLANTAE (plants)
DomainEukaryota (eukaryotes)
LifeBIOTA (living things)
Records of Gymnocarpium dryopteris (Oak Fern) :
1: Gymnocarpium dryopteris (Oak Fern)
17 Apr 2011 OSGR: SD85 54° 0’ N, 2° 20’ W Vice County: Mid-west Yorks (VC 64) England
Young fronds of plants on bank of river valley
Image 1: Fronds - youngImage 2: Fronds - young (2)Image 3: Fronds - young - close-upImage 4: Growing on river bankImage 5: Growing on river bank (2)Image 6: Plant - close-up
2: Gymnocarpium dryopteris (Oak Fern)
13 Jun 2010 OSGR: SD77 54° 10’ N, 2° 30’ W Vice County: Mid-west Yorks (VC 64) England
on side of deep river valley
Image 1: Frond - top surface - white backgroundImage 2: Frond - top surface - white background (2)Image 3: Frond - under surface - white backgroundImage 4: Pinna bases - under surface - close-up - white backgroundImage 5: Pinna tip - top surface - close-up - white backgroundImage 6: Pinna tip - top surface - close-up - white background (2)Image 7: Pinnule bases - top surface - close-up - white backgroundImage 8: Pinnules and pinna base - under surface - close-up - white backgroundImage 9: Pinnules - top surface - close-up - white backgroundImage 10: Pinnules - under surface - close-up - white background
3: Gymnocarpium dryopteris (Oak Fern)
23 Aug 2005 OSGR: NH90 57° 10’ N, 3° 40’ W Vice County: East Inverness-shire (VC 96) Scotland
under pines by roadside
Image 1: Colony - in situImage 2: Colony - in situ (2)Image 3: Frond - close-upImage 4: Frond - close-up (2)Image 5: Frond - close-up (3)Image 6: Frond - close-up (4)Image 7: Frond - lateral portion - underside - pale backgroundImage 8: Fronds - close-upImage 9: Fronds - close-up (2)Image 10: Fronds - close-up (3)Image 11: Terminal frond segment - underside - pale backgroundImage 12: Frond tip - upperside - close-up - enlargedImage 13: Frond tip - upperside - close-up - enlarged (2)Image 14: Frond tip - upperside - close-up - highly enlargedImage 15: Frond tip - underside showing sori - close-up - enlargedImage 16: Frond tip - underside showing sori - close-up - enlarged (2)Image 17: Frond - upperside - close-up - highly enlargedImage 18: Frond - upperside - close-up - highly enlarged (2)Image 19: Frond - underside showing sori - close-up - highly enlargedImage 20: Pinnules - upperside - close-up - highly enlargedImage 21: Pinnules - underside showing sori - close-up - enlargedImage 22: Pinnules - underside showing sori - close-up - highly enlargedImage 23: Pinnules - underside showing sori - close-up - highly enlarged (2)Image 24: Pinnules - underside showing sori - close-up - highly enlarged (3)Image 25: Pinnules - underside showing sori - close-up - highly enlarged (4)Image 26: Pinnules - underside showing sori - close-up - highly enlarged (5)Image 27: Pinnules - underside showing sori - close-up - highly enlarged (6)Image 28: Pinnules - underside showing sori - close-up - highly enlarged (7)Image 29: Pinnules - underside showing sori - close-up - highly enlarged (8)Image 30: Pinnule - underside showing sori - close-up - enlargedImage 31: Pinnule - underside showing sori - close-up - highly enlargedImage 32: Pinnule - underside showing sori - close-up - highly enlarged (2)Image 33: Sporangia - magnifiedImage 34: Sporangia - microscope low magnificationImage 35: Spores - outline focus - magnifiedImage 36: Spores - surface focus - magnified

Gymnocarpium dryopteris (Oak Fern) may be included in identification literature listed under the following higher taxa:

NBNNBN (data.nbn.org.uk) has a distribution map for Gymnocarpium dryopteris (Oak Fern)
BioInfoBioInfo (www.bioinfo.org.uk) has 3 host/parasite/foodplant and/or other relationships for Gymnocarpium dryopteris (Oak Fern)
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