Blechnum punctulatum Sw.
  • J. Bot. (Schrader)


Cite taxon page as 'WFO (2020): Blechnum punctulatum Sw. Published on the Internet;http://www.worldfloraonline.org/taxon/wfo-0001108455. Accessed on: 31 May 2020'

Morphology

Rhizomatous perennial. Fronds arching, to 70 cm long, often reddish when immature, stipe proximally scaled, lamina herbaceous, oblong-elliptic, 1-pinnate, sterile pinnae oblong-attenuate, fertile pinnae linear, base somewhat auriculate acroscopically. Sori extending most of the length of the fertile pinnae, indusium erose.

  • Provided by: [B].e-Flora of South Africa
    • Source: [
    • 2
    • ]. 

    Rhizome creeping, branched, up to 10 mm in diameter, set with brown, nitid, lanceolate-attenuate, entire, concolorous and striped rhizome-scales c. 7 x 1 mm. Fronds tufted, erect, coriaceous, greyish green (or occasionally firmly membranous, green), glabrous or glandular; stipe pale brown to stramineous, darker and set with scales basally, less than % lamina length; lamina oblong-elliptic, apex somewhat cuspidate, up to 760 x 100 mm, pinnate, with a long tapering base, lowest pinnae often rudimentary, margin entire in robust specimens, often dentate in high altitude, rock crevice specimens; sterile pinnae oblong-attenuate from an auriculate base, auriculae overlapping rhachis, up to 85 x 12 mm, subsessile to shortly petiolate; fertile pinnae linear, acute, c. 60 x 2.5 mm, base somewhat auriculate acroscopically; rhachis sulcate. Sori extending most of the length of fertile pinnae; indusium reddish brown, membranous, entire to erose, c. 0.6 mm broad.

  • Provided by: [B].e-Flora of South Africa
    • Source: [
    • 3
    • ]. 

    Habitat

    Moist forests, terrestrial or lithophytic, 250-800 m.

  • Provided by: [B].e-Flora of South Africa
    • Source: [
    • 2
    • ]. 

    Sheltered rocky habitats and on shaded streambanks, c. 250-2000 m.

  • Provided by: [B].e-Flora of South Africa
    • Source: [
    • 3
    • ]. 

    Distribution

    Pakhuis Mtns to Zimbabwe and Madagascar.

  • Provided by: [B].e-Flora of South Africa
    • Source: [
    • 2
    • ]. 

    Cape Province, Transkei, Natal, Lesotho, Swaziland, Zimbabwe, Malawi and Madagascar.

  • Provided by: [B].e-Flora of South Africa
    • Source: [
    • 3
    • ]. 

      Bibliography

    • 1 J. Bot. (Schrader)
    • 2 Roux, JP. 2012. Pteridophytes. 31 - 47. South African National Biodiversity Institute, Pretoria.
    • 3 Schelpe, EACLE; Anthony, NC. 1986. Pteridophyta. In: O.A. Leistner (ed.). Fl. S. Africa : 1 - 278.

     Information From

    Blechnaceae
    World Flora Online Data. 2017.
    • A CC0 1.0 Universal (CC0 1.0).
    e-Flora of South Africa
    e-Flora of South Africa. v1.21. 2018. South African National Biodiversity Institute. http://ipt.sanbi.org.za/iptsanbi/resource?r=flora_descriptions&v=1.21
    • B All Rights Reserved
    World Flora Online consortium
    http://www.worldfloraonline.org/organisation/WFO
    World Flora Online Data. 2018.
    • C CC0 1.0 Universal (CC0 1.0).
    International Union for Conservation of Nature v.3
    https://www.iucnredlist.org/
    IUCN 2019. The IUCN Red List of Threatened Species. Version 2019-1.
    • D See IUCN Terms and conditions of use http://www.iucnredlist.org/info/terms-of-use
    International Union for Conservation of Nature
    https://www.iucn.org/
    IUCN 2016. IUCN Red List of Threatened Species. Version 2016-2
    • E All Rights Reserved