Crossword clues for kelpwort kelpwort Bushy plant of Old World salt marshes and sea beaches having prickly leaves Burned to produce a crude soda ash WordNet kelpwort n. bushy plant of Old World salt marshes and sea beaches having prickly leaves; burned to produce a crude soda ash [syn: saltwort, barilla, glasswort, kali, Salsola kali, Salsola soda]