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  1. More Images

    Gymnocarpium dryopteris

    Gymnocarpium dryopteris, the western oakfern, common oak fern, oak fern, or northern oak fern, is a deciduous fern of the family Cystopteridaceae. It is widespread across much of North America and Eurasia. It has been found in Canada, the United States, Greenland, China, Japan, Korea, Russia, and most of Europe. It is a seedless, vascular plant that reproduces via spores and have a life cycle with alternating, free-living sporophyte and gametophyte phases. Wikipedia

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  2. en.wikipedia.org

    Gymnocarpium dryopteris, the western oakfern, common oak fern, oak fern, [1] or northern oak fern, is a deciduous fern of the family Cystopteridaceae. It is widespread across much of North America and Eurasia. It has been found in Canada, the United States, Greenland, China, Japan, Korea, Russia, and most of Europe.
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  4. minnesotawildflowers.info

    G. dryopteris is the most common and the only one that has completely hairless stems and leaves, lacking any glands, where the other two have glandular hairy stems and leaves, G.continentale (formerly G. jessoense) with glands on leaf undersides and G. robertianum with glands on both leaf surfaces.
  5. gobotany.nativeplanttrust.org

    Morphologically it most closely resembles G. disjunctum, with the first pair of leafules of the second pair of leaflets markedly unequal in length (the basiscopic leafules much longer than the acroscopic leafules; those of G. dryopteris are usually ± equal or the basiscopic leafules slightly longer). Spore morphology is an important character ...
  6. plantlust.com

    Gymnocarpium dryopteris is a deciduous fern with chartreuse and green foliage. Grows well with bright shade - shade and even moisture - regular water. Does well in average, rich and well-drained soil. A good option if you're seeking something humidity tolerant and verticillium wilt resistant. CHARACTERISTICS OF Gymnocarpium dryopteris Plant type: fern Plant family: cystopteridaceae Foliage ...
  7. hardyfernlibrary.com

    Gymnocarpium dryopteris.Two slightly oblong vascular bundles at stipe base, becoming round above. Drawing from Ferns of Northeastern United States, Farida A. Wiley, 1936.: Gymnocarpium dryopteris.Habitat: Hammel, Jutland, Denmark, early May with Oxalis acetosella. Illustration from Scandinavian Ferns by Benjamin Øllgaard and Kirsten Tind, Rhodos, 1993.
  8. fernsoftheworld.com

    Gymnocarpium dryopteris. Posted by Fernando Matos | Ferns, New Collections | 2 . Gymnocarpium has ca. 10 species and several hybrids. It occurs mainly in the temperate zones of the N Hemisphere (Asia, Europe, and North America) and subtropical mountains of Asia. The American G. dryopteris is a fertile allotetraploid species that arose from ...
  9. Gymnocarpium dryopteris. The RHS Award of Garden Merit (AGM) helps gardeners choose the best plants for their garden. oak fern. A deciduous fern to 30cm tall, forming extensive colonies of bright green, triangular, 2 to 3-pinnate fronds 10-20cm long and wide. Synonyms Polypodium dryopteris Dryopteris linnaeana.
  10. green2.kingcounty.gov

    Gymnocarpium dryopteris. Deciduous Groundcover. Height: 1 ft. Availability: Medium Growing ease: Medium Moisture req.: dry - moist Exposure req.: part shade - shade Plant description: The foliage of this delicate fern forms a delightful spreading groundcover in a woodland setting.
  11. wildflower.org

    Gymnocarpium dryopteris Gymnocarpium dryopteris (L.) Newman Western Oakfern, Northern Oak Fern Dryopteridaceae (Wood Fern Family) Synonym(s): Dryopteris dryopteris, Dryopteris linnaeana, Phegopteris dryopteris, Thelypteris dryopteris USDA Symbol: GYDR USDA Native Status: L48, AK , CAN , GL , SPM This small colony-forming, woodland fern grows 6-16 in.

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