Spirodela
greater duckweed
1 species
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Spirodela polyrhiza – common duckmeal, greater duckweed
Distribution: Occurring on both sides of the Cascades crest in Washington; British Columbia to California, east across most of North America to the Atlantic Coast.
Habitat: Quiet water, ponds, marshes and slow-moving streams
Origin: Native
Flowers: July-September
Growth Duration: Perennial
Distribution: Occurring on both sides of the Cascades crest in Washington; British Columbia to California, east across most of North America to the Atlantic Coast.
Habitat: Quiet water, ponds, marshes and slow-moving streams
Origin: Native
Flowers: July-September
Growth Duration: Perennial
