barf Aaron

== Welsh == === Etymology === Literally, “Aaron's beard”. === Noun === barf Aaron f (plural barfau Aaron) rose of Sharon, Aaron's beard (Hypericum calycinum) ==== Synonyms ==== rhosyn Saron === Mutation === === Further reading === Cymdeithas Edward Llwyd (2018), “Y Bywiadur”, in Llên natur‎[1], retrieved 11 June 2025.