Found 2 items, similar to manna grass.
English → English (WordNet) Definition: manna grass manna grass n : any of several moisture-loving grasses of the genus Glyceria having sweet flavor or odor [syn: sweet grass]
English → English (gcide) Definition: manna grass manna grass \manna grass\ n. (Bot.), Any of several tall slender grasses of the genus Glyceria. They have long loose panicles, have a sweet flavor or odor, and grow in moist places. Nerved manna grass is Glyceria nervata , and Floating manna grass is Glyceria fluitans. [1913 Webster + WordNet 1.5]