By J. S. Rodwell, C. D. Pigott, D. A. Ratcliffe, A. J. C. Malloch, H. J. B. Birks, M. C. F. Proctor
British Plant groups is the 1st systematic and complete account of all normal, semi-natural and significant synthetic habitats in nice Britain (excluding Northern Ireland), representing fifteen years of study by way of top plant ecologists. The booklet breaks new floor in marriage ceremony the rigorous curiosity within the type of plant groups that has characterised Continental phytosociology with the deep conventional challenge in nice Britain to appreciate how plants works. The acclaimed sequence has turn into firmly confirmed as a framework for a large choice of training, learn and administration actions in ecology, conservation, and land-use making plans.
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Additional resources for British Plant Communities: Volume 5, Maritime Communities and Vegetation of Open Habitats
Bl. 1931 alliance of the Salicornietea fruticosae. The ﬁve remaining low-marsh communities are all richer and more varied vegetation types than these, composed largely of perennial halophytes and, among these, the grass Puccinellia maritimae is of prime importance with, less frequently and more unevenly throughout, Aster tripolium, Halimione portulacoides, Glaux maritima, Plantago maritima, Limonium cf. vulgare, Triglochin maritima, Armeria maritima and Spergularia media. The general relationship of these communities to phytosociological units deﬁned from mainland Europe is fairly clear.
Townsendii). Although S. anglica can be found as a scattered associate in almost every salt-marsh community, the spread over the last 100 years of dense stands of this species is one of the most spectacular recent changes in the vegetation of the maritime zone of Britain. Communities dominated by its presumed parents, the native S. maritima (SM4, Spartinetum maritimae (Emb. & Regn. 1926) Corillion 1953) and the naturalised alien S. alterniﬂora (SM5, Spartinetum alterniﬂorae Corillion 1953), appear to be declining and are now much restricted in their distribution.
In Europe, the equivalent community Zosteretum marinae stenophyllae Harmsen 1936 has been recorded from The Netherlands (Beeftink 1962) and France (Géhu 1975). Zostera noltii stands Zosteretum noltii Harmsen 1936 Zostera noltii forms stands with a cover of delicate trailing narrow leaves up to about 20 cm long. It may occur pure or with Z. angustifolia (see table) and occasional plants of lower salt-marsh species such as annual Salicornia spp. or Spartina anglica. Ruppia maritima occurs with Z.