Skip to definition.
Get the FREE one-click dictionary software for Windows or the iPhone/iPad and Android apps

Noun: genus Spirodela
  1. Minute aquatic herbs floating on the water surface consisting of a shiny leaflike frond and 2-21 roots
    - Spirodela

Type of: liliopsid genus, monocot genus

Part of: duckweed family, family Lemnaceae, Lemnaceae