wire grass
noun
mass noun
1- chiefly N. Amer. & Austral. a grass with tough wiry stems〈主北美, 主澳〉三芒草; 早熟禾。
1.1
- Genera Aristida and Poa, family Gramineae: several species, including the European P. compressa, which has become naturalized in North America三芒草属和早熟禾属, 禾本科：数种, 包括欧洲的加拿大早熟禾, 在北美洲已归化。