The World Flora Online

wfo-0001117020
Dryopteris tokyoensis (Matsum.) C.Chr.

  • Index Filic. 298. 1905 

  • This name is reported by Dryopteridaceae as an accepted name in the genus Dryopteris (family Dryopteridaceae).

    The record derives from Tropicos (data supplied on 2022-04-18) which reports it as an accepted name

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


Cite taxon page as 'WFO (2023): Dryopteris tokyoensis (Matsum.) C.Chr. Published on the Internet;http://www.worldfloraonline.org/taxon/wfo-0001117020. Accessed on: 27 Sep 2023'

Local Descriptions

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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
      • ]. 
    Flora of China @ efloras.orgGeneral 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.

    Synonyms

      Bibliography

     Information From

    Dryopteridaceae
    https://powo.science.kew.org/
    World Flora Online Data. 2022.
    • 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
    Vahliaceae
    http://www.worldfloraonline.org/organisation/Vahliaceae
    World Flora Online Data. 2021.
    • C CC0 1.0 Universal (CC0 1.0).