ribbon grass

from The American Heritage® Dictionary of the English Language, 5th Edition.

• noun A plant of any of several ornamental cultivars of reed canary grass having leaf blades striped with white.

from The Century Dictionary.

• noun A striped green and white garden variety of the grass Phalaris arundinacea. Also called painted-grass.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• noun perennial grass of marshy meadows and ditches having broad leaves; Europe and North America