Creeping bent-grass, Agrostis stolonifera, especially a tall form of this, var. palustris, in which the stolons do not mat together to form a turf; also "marsh bent-grass".
Origin
Mid 18th century; earliest use found in Museum Rusticum.
Definition of marsh bent in US English:
marsh bent
noun
Creeping bent-grass, Agrostis stolonifera, especially a tall form of this, var. palustris, in which the stolons do not mat together to form a turf; also "marsh bent-grass".
Origin
Mid 18th century; earliest use found in Museum Rusticum.