Fásra
The floating-leaves of Nymphaea alba dominate this aquatic community. Amongst the lily pads, Potamogeton natans frequently occurs and less often there may be some leaves of Potamogeton coloratus or patchy Lemna minor cover. There is often an accompanying emergent component to the assemblage consisting of Phragmites australis with Equisetum fluviatile and, occasionally, Menyanthes trifoliata, Carex rostrata or Typha latifolia.
Éiceolaíocht
This community has been found in mesotrophic lakes in the lowlands and in lagoons.
Fo-phobail
No sub-communities are currently described.
Pobail chosúla
Nymphaea alba dominates in no other communities.
Luach caomhnaithe
This is species-poor aquatic community (species/4 m2 = 3.8, n = 15). Stands have been recorded from lagoons which correspondent with the priority EU HD Annex I habitat 1150 Lagoons*.
Bainistíocht
This is an unmanaged community. The main threat would appear to be eutrophication.