algae

seaweed

scraps of seaweed

watery grave

seaweed salt

water plant

seaweed used in making salt

bladderwort

waterweed (any aquatic plant of genus Elodea, esp. common waterweed, Elodea canadensis)

Eurasian water milfoil (Myriophyllum spicatum) ②aquatic plants such as hornwort that are commonly used in goldfish tanks, etc.

to be drowned at sea

to be drowned at sea

seaweed bed

stoneworts

charophyte

washed-up seaweed

Closterium (genus of algae)

seaweed

seaweed

brown algae

diatom

diatomaceous earth

red algae

poetic talent

blue-green algae

green algae

florid expression

literary talent

algal fungi

green algae

brown algae

cryptophyte

chlorophyte

glaucophyte

phytoflagellates

dinoflagellates

seaweed