How Many Associations Does a Phytosociologist Need?

The two concepts “continuum of the vegetation” and “plant communities” are not taken as opposite here, but as related together. Even by accepting the continuum concept, it is possible and useful to define plant communities and to give them names in order to keep a survey of the whole vegetation of a country or a whole continent. But under these circumstances it is possible for the researchers to limit the number of associations to be accepted