Tra từ prickly lettuce - Từ điển WordNet v3.1

Từ điển WordNet v3.1 - WordNet Dictionary

prickly lettuce

noun

European annual wild lettuce having prickly stems;
a troublesome weed in parts of United States
• Syn:
horse thistle, Lactuca serriola, Lactuca scariola
• Hypernyms:
compass plant, compass flower