Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio.
a common, cultivated, aquatic sedge (Cyperus alternifolius) having naked, triangular stems surmounted by an umbrellalike whorl of grasslike leaves and greenish spikelets
also called umbrella palm
Used by arrangement with John Wiley & Sons, Inc.
nounThe American Heritage® Dictionary of the English Language, 4th edition Copyright © 2010 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
- A widely cultivated, ornamental, robust sedge (Cyperus alternifolius) native to Madagascar and Mauritius, having long triangular leafless stems, a terminal umbrellalike cluster of grasslike leaves, and a compound umbel of spikelets with drooping rays.
- Midland U.S. The May apple.