Dryopteris scottii (Bedd.) Ching
  • Bull. Dept. Biol. Sun Yatsen Univ. 6: 3. 1933


Cite taxon page as 'WFO (2022): Dryopteris scottii (Bedd.) Ching. Published on the Internet;http://www.worldfloraonline.org/taxon/wfo-0001107309. Accessed on: 28 Nov 2022'

General Information

Plants 50-80 cm tall. Rhizome erect, short, stout; scales of rhizome and lower part of stipe dense, brownish black, lanceolate, serrulate. Fronds caespitose; stipe stramineous, 18-35 cm, sparsely scaly from middle part of stipe to rachis; scales brownish black, subulate-lanceolate, crenulate; lamina oblong or deltoid-ovate, 25-45 × 15-25 cm, once pinnate, base not or slightly gradually narrowed, apex acuminate; pinnae 10-16 pairs, lanceolate or oblong-lanceolate, 10-12 × 1.5-3 cm, base rounded-truncate, shortly stalked or subsessile, margin spreading sinuate-crenate, apex acuminate. Lamina herbaceous, glabrous adaxially, with 1 or 2 fibrillose scales on costa and veinlets abaxially, with brownish black or brown, linear, crenulate scales along abaxial side of rachis; veins slightly visible, lateral veins pinnate-forked, 3-7 in pinnate groups. Sori below middle of veinlets, in 2 or 3(or 4) irregular rows on both sides of costa, exindusiate.

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

    Rhizome short, erect; scales dense, linear-subtriangular with cordate base and long-tailed apex, up to 15 by 2 mm, dark brown to nearly black, entire. Stipe stramineous, densely scaly at base, more sparsely upwards, up to 30 cm long. Lamina pinnate, oblong-lanceolate, widest at base or just above it, about 45 cm long; rachis grooved above, scaly throughout with narrow, nearly black scales about 5 by 0.2 mm; lateral pinnae usually about 10 pairs, lower pinnae lanceolate, about 12 by 2.7 cm, acuminate at apex, broadly cuneate at sessile base, lobed to ⅕ way towards costa, upper ones becoming smaller, fused to each other to form indistinct apical portion of frond; costa distinct on lower surface, grooved above, glabrous or minutely scaly beneath; lobes subdeltoid, rounded at apex, with a few teeth at margin, up to 4 by 6 mm; chartaceous, green, glabrous; veins pinnate, veinlets simple. Sori in a few indistinct rows near costa, leaving marginal ⅓ of pinna sterile, naked.

  • Provided by: [C].e-Flora of Thailand
    • Source: [
    • 3
    • ]. 

    Ecology

    On wet ground by streams in dense evergreen forests at about 1600 m alt.

  • Provided by: [C].e-Flora of Thailand
    • Source: [
    • 3
    • ]. 

    Distribution

    Thailand, N. India (type) to Upper Burma, SW. China, N. Vietnam and Taiwan.

  • Provided by: [C].e-Flora of Thailand
    • Source: [
    • 3
    • ]. 

    Distribution Map

     
    • Introduced distribution
    Introduced into
    • Asia-Tropical Indo-China Thailand

     Information From

    Dryopteridaceae
    http://www.worldfloraonline.org/organisation/Dryopteridaceae
    World Flora Online Data. 2021.
    • A CC0 1.0 Universal (CC0 1.0).
    e-Flora of Thailand
    https://www.dnp.go.th/botany/eflora/aboutus.html
    Chayamarit, K. & Balslev, H. (eds.) (2019). Flora of Thailand. The Forest Herbarium, National Park, Wildlife and Plant Conservation Department, Bangkok.
    • B All Rights Reserved
    • C Forest Herbarium All rights reserved
    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.
    • D Missouri Botanical Garden
    Polypodiaceae
    http://www.worldfloraonline.org/organisation/Polypodiaceae
    World Flora Online Data. 2021.
    • E CC0 1.0 Universal (CC0 1.0).
    Aspleniaceae
    http://www.worldfloraonline.org/organisation/Aspleniaceae
    World Flora Online Data. 2021.
    • F CC0 1.0 Universal (CC0 1.0).
    World Flora Online Consortium
    http://www.worldfloraonline.org/organisation/WFO
    World Flora Online Data. 2017.
    • G CC0 1.0 Universal (CC0 1.0).