In 2002, the plant was re-discovered on steep slopes in the Cwm Idwal National Nature Reserve above Bethesda.
Pobol y Cwm | Cwm, Llanrothal | Ysgol Gyfun Cwm Rhymni | Llyn Cwm-y-ffynnon | Cwm Twrch | Cwm Penmachno | Cwm Idwal |