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Listings
National association for growers, exhibitors, and lovers of African Violets.
http://www.avsc.ca/
Formerly the Southern California Clematis Society. Features meetings schedule.
http://www.clematis.org/
Home Page for The American Gloxinia & Gesneriad Society, offers complete culture information, membership benefits, resources, photos, flower show/sales schedules.
http://www.aggs.org/
Exists to promote the cultivation and preservation of Clematis.
http://www.britishclematis.org.uk/