manna grass definition

  • noun:
    • any one of several tall slim grasses of the genus Glyceria. They will have long loose panicles, have actually a sweet flavor or odor, and develop in wet places. Nerved manna lawn is Glyceria nervata, and drifting manna lawn is Glyceria fluitans.
    • some of a number of moisture-loving grasses of this genus Glyceria having nice taste or smell
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