Definition: growth of marine vegetation especially of the large forms such as rockweeds and kelp
Similar words: seaweed
Definition: plant growing in the sea, especially marine algae
Synonyms: grass wrack, eelgrass, Zostera marina, sea wrack
Definition: submerged marine plant with very long narrow leaves found in abundance along North Atlantic coasts
Similar words: water plant, hydrophyte, hydrophytic plant, aquatic plant
Definition: a plant that grows partly or wholly in water whether rooted in the mud, as a lotus, or floating without anchorage, as the water hyacinth