some of a few brown seaweeds regarding the genus Sargassum of tropical Atlantic seas, having rounded environment bladders and frequently forming thick, floating masses. Also called sargasso, sargassum.
a branching seaweed (Sargassum bacciferum, or sea grape), having many berrylike air vessels, -- based in the Gulf Stream, inside Sargasso water, and elsewhere.
A brown seaweed (Sargassum bacciferum) with curved bladders developing dense floating public in exotic Atlantic waters like in the Sargasso water.
A coarse olive seaweed, Sargassum bacciferum, belonging to the suborder Fucaceæ.
brown algae with rounded bladders creating dense floating public in tropical Atlantic oceans like in the Sargasso water