manna grass

Từ điển WordNet v3.1 - WordNet Dictionary

noun

any of several moisture-loving grasses of the genus Glyceria having sweet flavor or odor
• Syn:
sweet grass
• Hypernyms:
meadowgrass, meadow grass
• Hyponyms:
reed meadow grass, Glyceria grandis
• Member Holonyms:
Glyceria, genus Glyceria