Dryopteris tokyoensis (Matsum.) C.Chr.
  • Index Filic. 298. 1905


Cite taxon page as 'WFO (2022): Dryopteris tokyoensis (Matsum.) C.Chr. Published on the Internet;http://www.worldfloraonline.org/taxon/wfo-0001117020. Accessed on: 01 Dec 2022'

General Information

Plants 90-110 cm tall. Rhizome erect, short, apex densely clothed with broadly lanceolate, brown scales. Fronds caespitose; stipe stramineous, 20-25 cm, clothed with broadly lanceolate scales; scales sparse from middle of stipe upward; lamina oblong-lanceolate, 60-85 cm, 12-15 cm wide at middle, pinnate-bipinnatisect, gradually narrowed toward base, apex acuminate; pinnae 30-40 pairs, oblique, narrowly lanceolate, shortly stalked, middle pinnae 8-9.5 cm, 1.2-1.6 cm wide at base, broadly cuneate or rounded, pinnatifid, sometimes pinnatisect, acuminate, lower pinnae gradually shortened, basal pair ca. 4 cm, pinnatifid or pinnate; segments oblong, entire or serrulate, apex rounded. Lamina papery, both surfaces subglabrous, with only small fibriform scales on abaxial side of costa base; veins pinnate, lateral ones 2-forked, extending to lamina margin. Usually only upper pinnae fertile. Sori in 1 row and rather close to costa, borne on middle of veinlets; indusia orbicular-reniform, entire, persistent.

  • Provided by: [B].Flora of China @ efloras.org
    • Source: [
    • 1
    • ]. 

     Information From

    Dryopteridaceae
    http://www.worldfloraonline.org/organisation/Dryopteridaceae
    World Flora Online Data. 2021.
    • A CC0 1.0 Universal (CC0 1.0).
    Flora of China @ efloras.org
    'Flora of China @ eFloras (2008). Published on the Internet http://www.efloras.org/flora_page.aspx?flora_id=2 [accessed August 2016]' Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.
    • B Missouri Botanical Garden
    Polypodiaceae
    http://www.worldfloraonline.org/organisation/Polypodiaceae
    World Flora Online Data. 2021.
    • C CC0 1.0 Universal (CC0 1.0).
    World Flora Online Consortium
    http://www.worldfloraonline.org/organisation/WFO
    World Flora Online Data. 2017.
    • D CC0 1.0 Universal (CC0 1.0).