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SCBG Checklist | Family List | Lemnaceae

Lemna Linn.

浮萍属

Description from Flora of China

Fronds free floating on water surface or submersed, 1 to many individual fronds coherent together, green on upper surface, sometimes red on lower surface, symmetric or asymmetric in shape, flat or sometimes gibbous on lower surface; 2 lateral pouches reproducing daughter fronds and flower present at base, bases of pouches not surrounded by a scale; veins 1-5(-7), splitting from node toward apex. Pigment cells absent. Root 1, sometimes dropped off or lacking (Lemna trisulca), surrounded by a short tubular sheath at base and enclosed by a cap at apex. Daughter fronds connected to mother frond by a thin white stipe or a green stalk (L. trisulca). Flower surrounded by small, utricular, membranous scale; stamens 2, 4-locular. Seeds 1-5, longitudinally ribbed.

Thirteen species: nearly cosmopolitan; five (possibly six) species in China.

Lower Taxon


 

Related Objects  

Flora of China  
  • Lemna (PDF)
  • PDF
    Photos by The Biodiversity of the Hengduan Mountains Project  
  • Image File (David Boufford)
  • Image/JPEG
  • Image File (David Boufford)
  • Image/JPEG

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