Damasonium 
  • [Greek, ancient name]


Cite taxon page as 'WFO (2020): Damasonium . Published on the Internet;http://www.worldfloraonline.org/taxon/wfo-4000010704. Accessed on: 21 Sep 2020'

General Information

Plants perennial, floating-leaved or emersed, glabrous; rhizomes usually absent; stolons absent; corms present; tubers absent. Roots not septate. Leaves: petiole triangular; blade with translucent markings absent, narrow-lanceolate to ovate, base rounded to attenuate, basal lobes absent, margins entire, apex acute. Inflorescences racemes [panicles], of 1--9 whorls, erect, emersed; bracts coarse, apex acute, surfaces smooth. Flowers bisexual, pedicellate; bracts subtending pedicels, lanceolate to ovate-lanceolate, much shorter than pedicels, apex acuminate; pedicels ascending to spreading; receptacle flat; sepals erect, without sculpturing, herbaceous; petals white or pink, erose; stamens 6; filaments dilated, glabrous; pistils 6--15, in single ring, radiating in starlike pattern, weakly coherent proximally; ovules 1--2; styles terminal. Fruits longitudinally ribbed, laterally compressed, not abaxially keeled, abaxial wings absent, lateral wings absent, glands absent. x = 7.

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

    Literature

    SELECTED REFERENCE

    Vuille, F.-L. 1987. Reproductive biology of the genus Damasonium (Alismataceae). Pl. Syst. Evol. 157: 63--71.

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

    Other Local Names

    NameLanguageCountry
    [Greek, ancient name]

     Information From

    Alismataceae
    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).