By John S. Rodwell
British Plant groups is the 1st systematic and accomplished account of the crops different types of Britain. It covers all common, semi-natural and significant man made habitats in nice Britain (but no longer Northern Ireland), representing the culmination of fifteen years of study by means of top plant ecologists. The sequence breaks new floor in marriage ceremony the rigorous curiosity within the category of plant groups that has characterised Continental phytosociology with the deep problem conventional in nice Britain to appreciate how plants works. the broadcast volumes were greeted with common acclaim, and the sequence has develop into firmly proven as a framework for a wide selection of training, learn and administration actions in ecology, conservation and land-use making plans.
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Extra resources for British Plant Communities, Volume 1: Woodlands and Scrub
So, in circumstances where being strongly calcicolous in character, one markedly edaphic conditions are equally favourable to woodlands calcifugous and one in between, so the scheme preserves, with and without Fagus, there may be some quite by and large, the traditional English view of these natural cyclical replacements through time, one type vegetation types, as well as the subdivisions of the repeatedly giving way to the other. Fagion alliance (Figure 14). Even within the native British range of beech, the However, the communities have a more restricted communities that it dominates are often of planted distribution than their mixed deciduous and oak-birch origin or severely affected by treatments.
Tion. There is no doubt that each of the mixed deciduous and oak-birch woodlands can function as serai preBeech and yew woodlands cursors to their beech analogues; also that Fagus, once it The classification recognises a distinct suite of three becomes well established is an especially uncompromiswoodland communities in which Fagus sylvatica is the ing canopy dominant. But whether the different kinds of overwhelming canopy dominant. In general terms, these beech woodland are inevitable climax forests is not so can be considered as beech analogues of the three south- clear: beech fruits erratically and spreads with some eastern mixed deciduous and oak-birch woodlands, one difficulty when unaided.
Figure 12. Distribution of samples of mixeddeciduous and oak-birch woodlands with a Boreal element among their flora. 27 Introduction has played in local balances between Quercus robur and Q. petraea (especially noticeable in the Quercus-Pteridium-Rubus woodland and in eastern Scottish stands of the Quercus-Betula-Oxalis and Quercus-Betula-Dicranum woodlands); the impact of coppicing for hazel, ash, lime, hornbeam and chestnut (very obvious in the Fraxinus-Acer-Mercurialis and Quercus-PteridiumRubus woodlands) and for oak (important in the Quercus-Betula-Oxalis and Quercus-Betula-Dicranum woodlands); the distinctive post-coppice floras which develop in the different communities; the results of coppice neglect; and the effects of replanting or the establishment of new plantations with either the natural woody dominants or other broadleaf trees or conifers.