helyglys lledlwyd

== Welsh == === Etymology === Calque of English hoary willowherb. === Noun === helyglys lledlwyd m (not mutable) hoary willowherb (Epilobium parviflorum) === Further reading === Cymdeithas Edward Llwyd (2003), Planhigion Blodeuol, Conwydd a Rhedyn [Flowering Plants, Conifers and Ferns] (Cyfres Enwau Creaduriaid a Planhigion; 2)‎[1] (in Welsh), Llanrwst: Gwasg Carreg Gwalch, →ISBN, page 42‎[2]