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Related to bentgrass: Colonial bentgrass
bent·grassalso bent grass (bĕnt′grăs′)
Any of various grasses of the genus Agrostis that have fine blades, form dense mats, and are often used for lawns, athletic fields, and golf courses.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
(Plants) any perennial grass of the genus Agrostis, esp A. tenuis, which has a spreading panicle of tiny flowers. Some species are planted for hay or in lawns. Sometimes shortened to: bent
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014