pistia

Từ điển WordNet v3.1 - WordNet Dictionary

noun

pantropical floating plant forming a rosette of wedge-shaped leaves;
a widespread weed in rivers and lakes
• Syn:
water lettuce, water cabbage, Pistia stratiotes, Pistia stratoites
• Hypernyms:
aquatic plant, water plant, hydrophyte, hydrophytic plant
• Member Holonyms:
genus Pistia