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any plant of the genus Lemna and sometimes of related genera. Duckweeds are tiny floating or submerged aquatic plants with reduced or obsolete roots. They flower only rarely, and their flowers are small and inconspicuous. Duckweeds grow in freshwater throughout most of the world. They are classified in the division MagnoliophytaMagnoliophyta
, division of the plant kingdom consisting of those organisms commonly called the flowering plants, or angiosperms. The angiosperms have leaves, stems, and roots, and vascular, or conducting, tissue (xylem and phloem).
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, class Liliopsida, order Arales, family Lemnaceae.
References in periodicals archive ?
There's a bias in agriculture that all the crops that could be discovered have been discovered," Stomp says, "but duckweed could be the first of the new, 21st century crops.
Cheng and Stomp are currently establishing a pilot-scale project to further investigate the best way to establish a large-scale system for growing duckweed on animal wastewater, and then harvesting and drying the duckweed.
pool and protein content in duckweed (Spirodela polyrrhiza).
In this study the induction of antioxidant enzyme activity of CAT suggests that the herbicide used induces oxidative stress in tissues of duckweed and E canadensis.
The results obtained in our study demonstrate a toxic effect of Calliofop 36EC in both species Lemna minor and Elodea canadensis, both Macrophytes have different tolerance thresholds, duckweed and elodea showed an accumulation potential important, Lemna minor is more sensitive than Elodea canadensis to the herbicide in question, the levels Calliofop 36EC in tissue concentrations increase with the xenobiotic.
Uptake of pesticides from water by curly waterweed Lagarosiphon major and lesser duckweed Lemna minor.