Cymodoceaceae Vines
  • Stud. Text-book Bot. 553. 1895. (Oct 1895)
  • Manatee-grass Family


Cite taxon page as 'WFO (2020): Cymodoceaceae Vines. Published on the Internet;http://www.worldfloraonline.org/taxon/wfo-7000000168. Accessed on: 24 Oct 2020'

General Information

Plants submerged in salt water. Rhizomes creeping, usually slender. Stems shortened. Leaves sessile, alternate, subopposite, or crowded at nodes, linear, with conspicuous midvein, sheathing at base. Plants dioecious. Flowers minute, unisexual, solitary or in cymes. Male flowers pedunculate; perianth of 3 small scales or absent; stamens 1-3; anthers connate, sessile, longitudinally dehiscent; pollen grains threadlike. Female flowers sessile; perianth absent or cupular or of 3 segments; carpels 2, free; style simple or divided into 2(-4) filiform stigmas; ovule 1, pendulous. Fruitlet achene- or nutlike. Seeds without endosperm.

  • Provided by: [B].Flora Of CHina @ efloras.org
    • Source: [
    • 2
    • ]. 

    Herbs, perennial, rhizomatous, caulescent; turions absent. Leaves submersed, alternate or nearly opposite, sessile; sheath persisting longer than blade, leaving circular scar when shed, not ligulate, auriculate, lobes not scarious; blade linear; intravaginal squamules scales, more than 2. Inflorescences axillary or terminal, solitary or cymes, without spathe, sessile or pedunculate; peduncle, when present, not elongating following fertilization, not spiraling. Flowers uniasexual, staminate and pistillate on separate plants; subtending bracts absent; perianth absent. Staminate flowers: stamens 2, in 1 series; anthers adaxially connate, dehiscing vertically; pollen linear. Pistillate flowers: pistils 2, distinct, not stipitate; ovules pendulous, orthotropous. Fruits achenelike or drupaceous. Seeds 1; embryo straight.

  • Provided by: [A].Flora of North America @ efloras.org
    • Source: [
    • 3
    • ]. 

    Morphology

    Leaves distichous or spiral; leaf-sheath amplexicaul, with 2 apical auricles, ligulate; blade linear with several parallel nerves, in between which tannin dots and dashes are visible

  • Provided by: [C].Plants Of the World Online Portal - FTEA
    • Source: [
    • 1
    • ]. 

    Marine plants, perennial, dioecious, glabrous; rhizome creeping; vessel elements absent

  • Provided by: [C].Plants Of the World Online Portal - FTEA
    • Source: [
    • 1
    • ]. 

    Fruit an indehiscent nutlet; seed 1; endosperm absent

  • Provided by: [C].Plants Of the World Online Portal - FTEA
    • Source: [
    • 1
    • ]. 

    Pistillate flowers of 2 free ovaries; ovule 1, pendulous

  • Provided by: [C].Plants Of the World Online Portal - FTEA
    • Source: [
    • 1
    • ]. 

    Staminate flowers consisting of 2 anthers, these 4-locular, partially connate, dehiscing by extrorse slits; pollen thread-like, without exine

  • Provided by: [C].Plants Of the World Online Portal - FTEA
    • Source: [
    • 1
    • ]. 

    Flowers terminal and solitary on a short branch, or in cymose inflorescences, sessile or stalked, small, water-pollinated; tepals absent

  • Provided by: [C].Plants Of the World Online Portal - FTEA
    • Source: [
    • 1
    • ]. 

    Literature

    SELECTED REFERENCES

    Godfrey, R. K. and J. W. Wooten. 1979. Aquatic and Wetland Plants of the Southeastern United States. Monocotyledons. Athens, Ga. Hartog, C. den. 1970. The Sea-grasses of the World. Amsterdam. Haynes, R. R. and L. B. Holm-Nielsen. 1985. A generic treatment of the Alismatidae in the Neotropics. Acta Amazon. 15(suppl.): 153--193. Johnson, E. A. and S. L. Williams. 1982. Sexual reproduction in seagrasses: Reports for five Caribbean species with details for Halodule wrightii Aschers., and Syringodium filiforme Kutz. Caribbean J. Sci. Math. 18: 61--70.

  • Provided by: [A].Flora of North America @ efloras.org
    • Source: [
    • 3
    • ]. 

    Other Local Names

    NameLanguageCountry
    Manatee-grass Family

     Information From

    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.
    • A Flora of North America Association
    Flora Of CHina @ efloras.org
    http://www.efloras.org/flora_page.aspx?flora_id=2
    '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.
    • B Missouri Botanical Garden
    Plants Of the World Online Portal - FTEA
    https://www.kew.org/science/who-we-are-and-what-we-do/strategic-outputs-2020/plants-of-the-world-online
    http://www.plantsoftheworldonline.org/terms-and-conditions
    • C
    Cymodoceaceae
    World Flora Online Data. 2017.
    • D CC0 1.0 Universal (CC0 1.0).
    World Flora Online consortium
    http://www.worldfloraonline.org/organisation/WFO
    World Flora Online Data. 2018.
    • E CC0 1.0 Universal (CC0 1.0).