crested dog's-tail
Also found in: Wikipedia.
crested dog's-tail
n
(Plants) a common wiry perennial grass, Cynosurus cristatus, of meadows and pasture
[C19: named from the fancied resemblance between its one-sided flower spike and a dog's feathery tail]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014