genus Wolffia


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Noun1.genus Wolffia - minute rootless aquatic herbs having globular fronds floating on or near the water surface and bearing one flower per frond
liliopsid genus, monocot genus - genus of flowering plants having a single cotyledon (embryonic leaf) in the seed
duckweed family, family Lemnaceae, Lemnaceae - family of small free-floating thalloid plants
watermeal - any of various aquatic plants of the genus Wolffia; throughout warmer regions of the world