button grass

短语

别名

buttongrass

释义与例句

n.
  1. 1.

    Any of several grasses with round or globular flower heads; especially Gymnoschoenus sphaerocephalus, a tussock-forming sedge especially of western Tasmania, forming distinct plains; and Dactyloctenium radulans, an annual grass of mainland Australia.

    澳大利亚 不可数

    Button-grass plains grew in peaty soil to the water's edge.

词源

From button + grass.

来源：wiktionary