gwenith yr hydd

== Welsh == === Etymology === Literally, “the hart's wheat”. === Noun === gwenith yr hydd m buckwheat (Fagopyrum esculentum) Synonym: ytag === Mutation === === Further reading === R. J. Thomas, G. A. Bevan, P. J. Donovan, A. Hawke, et al., editors (1950–present), “gwenith yr hydd”, in Geiriadur Prifysgol Cymru Online (in Welsh), University of Wales Centre for Advanced Welsh & Celtic Studies