British Clematis Society - A friendly site aimed to help gardeners choose and grow Clematis, with information about the Society and how to join it. www.victor.u-net.com
International Clematis Society - Information for growers and enthusiasts of this plant. www.dialspace.dial.pipex.com/clematis
The American Clematis Society - Clematis.org provides information and help about the care & growth of clematis, and information about the ACS as an organization. clematis.org
