Ephemerum Hampe
  • Flora 20: 285. 1837.
  • [Greek ephemeros, of short duration]


Cite taxon page as 'WFO (2021): Ephemerum Hampe. Published on the Internet;http://www.worldfloraonline.org/taxon/wfo-4000013553. Accessed on: 29 Nov 2021'

General Information

Stems absent. Leaves scarcely contorted when dry; costa well-developed, except generally absent or weak in E. serratum; laminal cells lax in the proximal half of the leaf, in the distal half firmer, smaller, and usually papillose. Sexual condition dioicous or autoicous, commonly rhizautoicous. Capsule cleistocarpous, ovoid and distinctly apiculate, more than 0.5 mm from base to apex; exothecium of 2 cell layers; columella present in maturing capsules of E. cohaerens, but in other species visible only as pigmented areas at base and tip of the spore sac. Calyptra fugacious, cucullate, sometimes lobed or torn at the base, covering the distal 2/3 of the capsule, mostly more than 0.2 mm.

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

    Other Local Names

    NameLanguageCountry
    [Greek ephemeros, of short duration]

     Information From

    Ephemeraceae
    World Flora Online Data. 2017.
    • A CC0 1.0 Universal (CC0 1.0).
    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
    World Flora Online consortium
    http://www.worldfloraonline.org/organisation/WFO
    World Flora Online Data. 2018.
    • C CC0 1.0 Universal (CC0 1.0).