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Definition of Potamogeton gramineous
1. Noun. Of Europe (except the Mediterranean area) and the northern United States. 
Exact synonyms: Variously-leaved Pondweed
Generic synonyms: Pondweed
Group relationships: Genus Potamogeton, Potamogeton
Generic synonyms: Pondweed
Group relationships: Genus Potamogeton, Potamogeton



