Remove(String) Method
The Remove method of the SPGroupCollection class removes the cross-site group with the specified name from the collection.
Parameters
name A string that contains the name of the group.
Example
The following code example removes a specified cross-site group from the current site collection.
This example requires using directives (Imports in Visual Basic) for both the Microsoft.SharePoint and Microsoft.SharePoint.WebControls namespaces.
Requirements
Platforms: Microsoft Windows Server 2003
Security: Code Access Security