1. Spirodela polyrrhizaSpirodela polyrrhiza is a species of duckweed known by the common names greater duckweed, common duckweed, and duckmeal. It can be found nearly worldwide in many types of freshwater habitat. It is a perennial aquatic plant usually growing in dense colonies, forming a mat on the water surface. Each plant is a smooth, round, flat disc one half to one centimeter wide. It produces several minute roots. It also produces a pouch containing male and female flowers.
Read “Spirodela polyrrhiza” on English Wikipedia
Read “ウキクサ” on Japanese Wikipedia
Read “Spirodela polyrrhiza” on DBpedia
Read “Spirodela polyrrhiza” on English Wikipedia
Read “ウキクサ” on Japanese Wikipedia
Read “Spirodela polyrrhiza” on DBpedia
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