Lygodiaceae M.Roem.
  • Handb. Allg. Bot. 3: 520. 1840.
  • Climbing Ferns


Cite taxon page as 'WFO (2022): Lygodiaceae M.Roem. Published on the Internet;http://www.worldfloraonline.org/taxon/wfo-7000000355. Accessed on: 13 Aug 2022'

General Information

Plants terrestrial. Stems subterranean, protostelic; indument of dark, dense hairs. Leaves vinelike, of indeterminate growth. Pinnae reduced to short stalks, each bearing a pair of opposite pinnules, usually with an often dormant apical bud. Sporangia in 2 rows, 1 on each side of midvein of contracted, oblong, marginal lobes of ultimate segments, covered by hoodlike flap of tissue serving as indusium. Spores tetrahedral-globose, trilete, rarely monolete. Gametophytes terrestrial, cordate, glabrous.

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

    Plants terrestrial. Stems branched, slender; fronds often more than several meters, alternately pinnate, climbing by means of a twining rachis; primary blade divisions (pinnae) pseudodichotomously forking with a dormant apical bud in axils; pinnules entire to palmately or 1- or 2-pinnate or more divided; fertile and sterile pinnae similar or fertile pinnae greatly contracted; veins free or anastomosing; sori on lobes of ultimate segments; sporangia abaxial, solitary, 1 per sorus, each sporangium covered by an antrorse indusium-like subtending flange; spores 128-256 per sporangium, tetrahedral and trilete; gametophytes green, cordate, terrestrial. x = 29, 30.

  • Provided by: [A].Flora of China @ efloras.org
    • Source: [
    • 2
    • ]. 

    Included Genus

    Other Local Names

    NameLanguageCountry
    Climbing Ferns

     Information From

    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.
    • A Missouri Botanical Garden
    Flora of North America @ efloras.org
    http://www.efloras.org/flora_page.aspx?flora_id=1
    'Flora of North America @ eFloras (2008). Published on the Internet http://www.efloras.org/flora_page.aspx?flora_id=1 [accessed August 2016]' Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.
    • B Flora of North America Association
    Lygodiaceae
    http://www.worldfloraonline.org/organisation/Lygodiaceae
    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).