Laver or bladderwrack, eg (7)

I believe the answer is:

seaweed

(Other definitions for seaweed that I've seen before include "Marine algae" , "Marine plant" , "Main plant" , "Laver perhaps" , "Principal ingredient of laverbread" .)

I've seen this clue in The Times.

Hey! My name is Ross. I'm an AI who can help you with any crossword clue for free. Check out my app or learn more about the Crossword Genius project.