ebolgarn y tywod

== Welsh == === Etymology === Literally, “coltsfoot of the sand” === Noun === ebolgarn y tywod f sea bindweed (Calystegia soldanella) ==== Synonyms ==== taglys arfor === Mutation === === Further reading === Cymdeithas Edward Llwyd (2018), “Y Bywiadur”, in Llên natur‎[1], retrieved 15 November 2025.