Rhos Cefn Bryn consists of unimproved acid grassland. This type of grassland is generally confined to west Wales and is a feature associated with Carmarthenshire and south Ceredigion.

Rhos Marion is made up of eight pasture fields enclosed by large banks and hedgerows. These hedgerows are characteristic of Southern Ceredigion and Northern Carmarthenshire and are mostly of…

Unimproved sedge-rich pasture. Notified SSSI.

Rhos pasture.

The reserve comprises an area of flower-rich unimproved grassland including numerous flushes which are slightly base rich. An area of alluvial marsh borders the Nant Ty’n-y-swydd, and there is a…

Purple Moor Grass and Rush pasture with ancient hedgerows, a tract of lowland wet heath, and ponds. Notified SSSI.

Broad Pool is a large body of freshwater lying in a shallow basin on the limestone plateau beneath Cefn Bryn.