a character string. Indicating the column containing the area names, if not specified the ID slot is displayed.
...
arguments to be passed to methods, such as graphical parameters (see par).
Details
The summary gives an overview of the number of species, occurrence points and number of polygons in the object, and gives a summary of the input coordinates as well as the polygon names. Additionally it shows a summary of species diversity per polygon and the number of species not classified to any polygon.