Rocky shores
Where the shore is composed of rock outcrops, the characteristic species are:
- Silene maritima
- Scilla verna
- Artemisia maritima
- Crithmum maritimum
- Carex distans (in rock crevices)
- Carex extensa (in rock crevices)
- Armeria maritima
- Blysmus rufus (in wet rock crevices)
- Limonium binervosum (at one site only, in Co Down)
- Cochlearia danica
- Cochlearia officinalis
- Spergularia rupicola