water lettuce Meaning, Definition & Usage

noun pantropical floating plant forming a rosette of wedge-shaped leaves; a widespread weed in rivers and lakes
pistia; water cabbage; Pistia stratiotes; Pistia stratoites.

WordNet

Wa"ter let"tuce

Definitions

(Bot.) A plant (Pistia stratiotes) which floats on tropical waters, and forms a rosette of spongy, wedge-shaped leaves. J. Smith (Dict. Econ. Plants).

Webster 1913

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