dog's-tail grass

from The Century Dictionary.

• noun See grass.

from the GNU version of the Collaborative International Dictionary of English.

• noun (Bot.) A hardy species of British grass (Cynosurus cristatus) which abounds in grass lands, and is well suited for making straw plait; -- called also goldseed.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun A hardy British grass (Cynosurus cristatus); goldseed.