NVC community SD2 (''Honkenya peploides - Cakile maritima'' strandline community) is one of two

strandline A high water mark is a point that represents the maximum rise of a body of water over land. Such a mark is often the result of a flood, but high water marks may reflect an all-time high, an annual high (highest level to which water rose that ...

community in the

British National Vegetation Classification __NOTOC__ The British National Vegetation Classification or NVC is a system of classifying natural habitat types in Great Britain according to the vegetation they contain. A large scientific meeting of ecologists, botanists, and other related pr ...

system. It is a fairly widely distributed community. There are no subcommunities.

Community composition

Two constant species,

Sea Rocket ''Cakile'' is a genus within the flowering plant family Brassicaceae. Species in this genus are commonly known as searockets, though this name on its own is applied particularly to whatever member of the species is native or most common in the ...

(''Cakile maritima'') and

Sea Sandwort ''Honckenya peploides'', the sea sandwort (UK) or seaside sandplant (Canada), is the only species in the genus ''Honckenya'' of the plant family Caryophyllaceae. Other common names include sea chickweed, sea pimpernal, sea-beach sandwort, and sea ...

(''Honkenya peploides''), are found in this community. One rare species, Ray's Knotgrass (''

Polygonum oxyspermum ''Polygonum oxyspermum'' is a coastal species of flowering plant in the buckwheat family. It is native to Europe, primarily along the shores of the Atlantic, the North Sea, and the Baltic Sea, from France and Ireland to Finland and Russia. It is ...

'' ssp. ''raii''), is also associated with the community:

Distribution

This community is found in many localities in Scotland, on the east coast of England, in North Wales, the Isle of Man, and the Isles of Scilly.

References

Rodwell, J. S. John S. Rodwell (1946 – present) is an ecologist who was based at the University of Lancaster, noted for his role in the development of the British National Vegetation Classification and as editor of the five volumes of ''British Plant Commu ...

(2000) '' British Plant Communities Volume 5 - Maritime communities and vegetation of open habitats'' (hardback), (paperback) {{NVC-SD SD02