genus Wolffiella


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Noun1.genus Wolffiella - minute rootless aquatic herbs having flat fronds floating on or below the water surface and bearing 1-2 flowers per frond; America and Africa
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
bogmat, mud midget, Wolffiella gladiata - having narrow flat sickle-shaped submerged fronds; North America